470  
FNUS55 KCYS 222019  
FWFCYS  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA  
NATIONAL WEATHER SERVICE CHEYENNE WY  
219 PM MDT THU MAY 22 2025  
   
DISCUSSION  
 
ELEVATED FIRE WEATHER CONDITIONS CONTINUE TODAY THROUGH TOMORROW MAINLY  
WEST OF I-25. GUSTY CONDITIONS WILL CONTINUE WITH AFTERNOON MINIMUM  
RELATIVE HUMIDITY VALUE ARE 15 PERCENT. THIS WEEKEND ONWARDS, LITTLE TO  
NO FIRE WEATHER CONCERN ARE EXPECTED DUE TO UPCOMING RAINFALL ACROSS THE  
REGION.  
 
NEZ434-231030-  
PINE RIDGE/NEBRASKA NATIONAL FOREST-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 0300, THEN PARTLY CLOUDY. CHANCE OF  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 0300, THEN SLIGHT CHANCE OF SHOWERS.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......10 DEGREES WARMER.  
MAX HUMIDITY........83-89 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST AROUND 15 MPH. GUSTS UP TO 30 MPH  
INCREASING TO 40 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.15 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 20 MPH.  
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (12900-29700 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AFTER  
1200. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
1500.  
MAX TEMPERATURE.....72-77.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH SHIFTING TO THE NORTH  
IN THE AFTERNOON. GUSTS UP TO 35 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE NORTH  
IN THE AFTERNOON.  
MIXING HEIGHT.......1200-3200 FT AGL INCREASING TO 4000-6000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (24700-57800 KNOT-FT).  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN CLOUDY. SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF  
SHOWERS UNTIL 2400, THEN SHOWERS LIKELY AND  
SLIGHT CHANCE OF THUNDERSTORMS.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........93-99 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST AROUND 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL DECREASING TO 1000-1500 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (12700-32500 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS UNTIL 1200, THEN SHOWERS AND  
CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......17 DEGREES COOLER.  
MIN HUMIDITY........77-83 PERCENT.  
24 HR TREND......39 PERCENT WETTER.  
20-FOOT WINDS.......EAST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.70 PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH.  
MIXING HEIGHT.......1200-2400 FT AGL.  
SMOKE DISPERSAL.....POOR (20300-32500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER  
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER  
50S. EAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER  
60S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 40S. HIGHS IN THE LOWER 70S.  
 
 
 
NEZ435-231030-  
BOX BUTTE/SOUTH SIOUX/NIOBRARA RIVER-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 2400, THEN PARTLY CLOUDY. CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......12 DEGREES WARMER.  
MAX HUMIDITY........84-90 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST AROUND 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 25 MPH.  
MIXING HEIGHT.......2700-4700 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (14800-38700 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AFTER  
1200. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
1500.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH SHIFTING TO THE NORTHEAST  
IN THE AFTERNOON. GUSTS UP TO 30 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 20 MPH SHIFTING TO THE NORTHWEST  
IN THE AFTERNOON.  
MIXING HEIGHT.......1000-3000 FT AGL INCREASING TO 4700-6700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (27800-65300 KNOT-FT).  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.  
CHANCE OF SHOWERS UNTIL 2400. CHANCE OF  
THUNDERSTORMS. SHOWERS LIKELY AFTER 2400.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST 5 TO 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.15 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR (16400-30600 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS UNTIL 1200, THEN SHOWERS AND  
CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......19 DEGREES COOLER.  
MIN HUMIDITY........74-80 PERCENT.  
24 HR TREND......48 PERCENT WETTER.  
20-FOOT WINDS.......EAST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.60 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1200-2900 FT AGL.  
SMOKE DISPERSAL.....POOR (22900-38900 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE MID  
40S. HIGHS IN THE UPPER 50S. EAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 40S. HIGHS IN THE LOWER 70S.  
 
 
 
NEZ436-231030-  
LOWER NORTH PLATTE RIVER BASIN/SCOTTSBLUFF NATIONAL MONUMENT-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400, THEN SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS.  
MIN TEMPERATURE.....47-52.  
24 HR TREND......10 DEGREES WARMER.  
MAX HUMIDITY........81-87 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......SOUTHEAST AROUND 15 MPH AND GUSTY.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 25 MPH.  
MIXING HEIGHT.......2300-4300 FT AGL DECREASING TO 400-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (11800-39400 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS  
MAY PRODUCE DAMAGING WINDS AND LARGE HAIL AFTER  
1200.  
MAX TEMPERATURE.....78-83.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........22-28 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH SHIFTING TO THE NORTHEAST  
IN THE AFTERNOON. GUSTS UP TO 30 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH SHIFTING TO THE NORTHWEST  
IN THE AFTERNOON.  
MIXING HEIGHT.......1000-3000 FT AGL INCREASING TO 5400-7400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (24800 KNOT-FT) INCREASING TO GOOD (78700  
KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.  
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL 2400,  
THEN SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE  
DAMAGING WINDS AND LARGE HAIL UNTIL 2400.  
MIN TEMPERATURE.....48-53.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........100 PERCENT.  
24 HR TREND......14 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....POOR (19100-27000 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. SHOWERS LIKELY UNTIL 1200, THEN SHOWERS  
AND CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......21 DEGREES COOLER.  
MIN HUMIDITY........72-78 PERCENT.  
24 HR TREND......50 PERCENT WETTER.  
20-FOOT WINDS.......EAST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.55 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1300-3100 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (24500-45000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER  
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER  
60S. EAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.  
 
 
 
NEZ437-231030-  
LODGEPOLE CREEK/SOUTHERN NEBRASKA PANHANDLE-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400, THEN SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS UNTIL 0300.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......13 DEGREES WARMER.  
MAX HUMIDITY........86-92 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST AROUND 15 MPH AND GUSTY.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 25 MPH.  
MIXING HEIGHT.......2200-4200 FT AGL DECREASING TO 400-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (11000-39700 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1500, THEN PARTLY CLOUDY. SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS AFTER 1200. SOME  
THUNDERSTORMS MAY PRODUCE DAMAGING WINDS AND  
LARGE HAIL AFTER 1200 UNTIL 1500SOME  
THUNDERSTORMS MAY BE SEVERE WITH DAMAGING WINDS  
AND LARGE HAIL AFTER 1500.  
MAX TEMPERATURE.....77-82.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........25-31 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH IN THE AFTERNOON.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 20 MPH SHIFTING TO THE NORTHWEST  
IN THE AFTERNOON.  
MIXING HEIGHT.......1500-3500 FT AGL INCREASING TO 4000-6000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (25700-59400 KNOT-FT).  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400, THEN MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS UNTIL 2400. CHANCE OF  
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
2400. SOME THUNDERSTORMS MAY BE SEVERE WITH  
DAMAGING WINDS AND LARGE HAIL UNTIL 2400.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........100 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (16300-19100 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. SHOWERS LIKELY UNTIL 1200, THEN SHOWERS  
AND CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......23 DEGREES COOLER.  
MIN HUMIDITY........74-80 PERCENT.  
24 HR TREND......59 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.35 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1300-2400 FT AGL.  
SMOKE DISPERSAL.....POOR (20800-37500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
CLOUDY WITH SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS  
IN THE MID 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND  
10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S.  
EAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S.  
 
 
 
WYZ417-231030-  
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL  
GRASSLAND-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 2400, THEN PARTLY CLOUDY. CHANCE OF  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 2400, THEN SLIGHT CHANCE OF SHOWERS UNTIL  
0300.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........87-93 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST AROUND 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 25 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (12300-50700 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AFTER  
1200.  
MAX TEMPERATURE.....70-75.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........27-33 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......NORTH AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE NORTHWEST IN  
THE AFTERNOON.  
MIXING HEIGHT.......1500-3500 FT AGL INCREASING TO 4900-6900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (19400 KNOT-FT) INCREASING TO GOOD (78200  
KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2100.  
SLIGHT CHANCE OF SHOWERS UNTIL 2400, THEN  
CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........100 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST AROUND 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.15 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......2700-4700 FT AGL DECREASING TO 1100-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (14300-35800 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. CHANCE OF SHOWERS UNTIL 1200. SLIGHT  
CHANCE OF THUNDERSTORMS. SHOWERS AFTER 1200.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......17 DEGREES COOLER.  
MIN HUMIDITY........69-75 PERCENT.  
24 HR TREND......41 PERCENT WETTER.  
20-FOOT WINDS.......EAST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.60 PERCENT.  
TRANSPORT WINDS.....EAST 15 TO 20 MPH.  
MIXING HEIGHT.......1200-2200 FT AGL.  
SMOKE DISPERSAL.....POOR (21900-32000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S. EAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.    
THURSDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE MID 70S.  
 
 
 
WYZ418-231030-  
MIDDLE NORTH PLATTE RIVER BASIN/NIOBRARA AND CONVERSE HIGH PLAINS-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....44-49.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........82-88 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 25 MPH.  
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 400-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (9900-45100 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AFTER  
1200.  
MAX TEMPERATURE.....70-76.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........24-30 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH SHIFTING TO THE NORTH IN THE  
AFTERNOON. GUSTS UP TO 20 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL INCREASING TO 6100-8100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (24000 KNOT-FT) INCREASING TO VERY GOOD  
(118400 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF  
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
2100.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST 5 TO 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL DECREASING TO 1000-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (15400-34700 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL 1200,  
THEN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS.  
MAX TEMPERATURE.....57-62.  
24 HR TREND......13 DEGREES COOLER.  
MIN HUMIDITY........64-70 PERCENT.  
24 HR TREND......40 PERCENT WETTER.  
20-FOOT WINDS.......EAST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.55 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (23700-39500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S. EAST WINDS AROUND 5 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.  
 
 
 
WYZ419-231030-  
NORTH LARAMIE RANGE AND ADJACENT HIGH PLAINS-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 2400, THEN PARTLY CLOUDY. CHANCE OF  
THUNDERSTORMS UNTIL 2100. CHANCE OF SHOWERS  
UNTIL 2400. SLIGHT CHANCE OF THUNDERSTORMS  
AFTER 2100 UNTIL 2400.  
MIN TEMPERATURE.....44-49.  
24 HR TREND......15 DEGREES WARMER.  
MAX HUMIDITY........71-77 PERCENT.  
24 HR TREND......15 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 20 MPH SHIFTING TO THE SOUTH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......1900-3900 FT AGL DECREASING TO 200-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (5400-28200 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....65-75.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........20-26 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3000-5000 FT AGL INCREASING TO 7600-9600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (49700 KNOT-FT) INCREASING TO EXCELLENT  
(217600 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400, THEN MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF  
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
2100 UNTIL 2400.  
MIN TEMPERATURE.....43-49.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........91-97 PERCENT.  
24 HR TREND......19 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT. GUSTS UP TO 20 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......3400-5400 FT AGL DECREASING TO 300-1500 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (8700-39400 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL 1200,  
THEN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS.  
MAX TEMPERATURE.....56-62.  
24 HR TREND......15 DEGREES COOLER.  
MIN HUMIDITY........57-63 PERCENT.  
24 HR TREND......38 PERCENT WETTER.  
20-FOOT WINDS.......EAST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.50 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....POOR (23000-39900 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 40S. HIGHS IN THE MID 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS AROUND 60. NORTH  
WINDS AROUND 5 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. SOUTH  
WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER  
70S.  
 
 
 
WYZ420-231030-  
NORTH LARAMIE VALLEY/SHIRLEY BASIN-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
UNTIL 2400.  
MIN TEMPERATURE.....40-45.  
24 HR TREND......13 DEGREES WARMER.  
MAX HUMIDITY........75-81 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.  
MIXING HEIGHT.......4000-6000 FT AGL DECREASING TO 300-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (4800-41200 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....69-74.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 30 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2800-4800 FT AGL INCREASING TO 9200-11200 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (44300 KNOT-FT) INCREASING TO EXCELLENT  
(262000 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY  
UNTIL 0300, THEN MOSTLY CLOUDY. CHANCE OF  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 2400, THEN SLIGHT CHANCE OF SHOWERS.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........92-98 PERCENT.  
24 HR TREND......17 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT. GUSTS UP TO 25 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......4300-6300 FT AGL DECREASING TO 400-1100 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (9900-54800 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL 1200,  
THEN SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS  
AFTER 1500.  
MAX TEMPERATURE.....61-67.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........39-45 PERCENT.  
24 HR TREND......26 PERCENT WETTER.  
20-FOOT WINDS.......EAST 5 TO 10 MPH. GUSTS UP TO 15 MPH INCREASING  
TO 25 MPH IN THE AFTERNOON.  
CHC OF WETTING RAIN.30 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (26400-59200 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S.  
NORTH WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE MID 60S.  
NORTH WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 60S. WEST WINDS  
AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S.  
 
 
 
WYZ421-231030-  
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2100.  
SLIGHT CHANCE OF SHOWERS UNTIL 2400.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......13 DEGREES WARMER.  
MAX HUMIDITY........54-60 PERCENT.  
24 HR TREND......44 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH. GUSTS UP TO 35 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......4000-6000 FT AGL DECREASING TO 200-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....FAIR (59500 KNOT-FT) DECREASING TO POOR (4400  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....67-75.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........12-18 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 30 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2700-4700 FT AGL INCREASING TO 9200-11200 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (43500 KNOT-FT) INCREASING TO EXCELLENT  
(264000 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY  
UNTIL 0300, THEN MOSTLY CLOUDY. SLIGHT CHANCE  
OF THUNDERSTORMS UNTIL 2100. SLIGHT CHANCE OF  
SHOWERS.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........82-88 PERCENT.  
24 HR TREND......30 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTH AROUND 10 MPH AND GUSTY SHIFTING TO THE  
EAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH SHIFTING TO THE EAST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......4500-6500 FT AGL DECREASING TO 100-1100 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....FAIR (58700 KNOT-FT) DECREASING TO POOR (5400  
KNOT-FT) AFTER MIDNIGHT.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS UNTIL  
1200, THEN SHOWERS LIKELY.  
MAX TEMPERATURE.....61-67.  
24 HR TREND......11 DEGREES COOLER.  
MIN HUMIDITY........32-38 PERCENT.  
24 HR TREND......19 PERCENT WETTER.  
20-FOOT WINDS.......NORTHEAST 5 TO 10 MPH. GUSTS UP TO 15 MPH  
INCREASING TO 25 MPH IN THE AFTERNOON.  
CHC OF WETTING RAIN.25 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE NORTH  
IN THE AFTERNOON.  
MIXING HEIGHT.......1300-3300 FT AGL INCREASING TO 4100-6100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (14400 KNOT-FT) INCREASING TO GOOD (66300  
KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
MOSTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 60. NORTH WINDS  
AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
NORTH WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70. WEST WINDS  
AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.  
 
 
 
WYZ422-231030-  
CENTRAL AND WEST CARBON-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2100.  
SLIGHT CHANCE OF SHOWERS UNTIL 2400.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......12 DEGREES WARMER.  
MAX HUMIDITY........52-58 PERCENT.  
24 HR TREND......42 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH GUSTS TO AROUND 35  
MPH SHIFTING TO THE SOUTH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH BECOMING SOUTHWEST AROUND 10  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......4300-6300 FT AGL DECREASING TO 300-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....GOOD (72100 KNOT-FT) DECREASING TO POOR (3900  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........12-18 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2600-4600 FT AGL INCREASING TO 9000-11000 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (40500 KNOT-FT) INCREASING TO EXCELLENT  
(239900 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS UNTIL  
2400.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........74-80 PERCENT.  
24 HR TREND......31 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH AND GUSTY SHIFTING TO  
THE EAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH SHIFTING TO THE EAST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......3700-5700 FT AGL DECREASING TO 200-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (3500-40800 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....67-72.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........23-29 PERCENT.  
24 HR TREND......9 PERCENT WETTER.  
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH AND GUSTY SHIFTING TO  
THE NORTHWEST WITH HIGHER GUSTS IN THE  
AFTERNOON.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE NORTHWEST IN  
THE AFTERNOON.  
MIXING HEIGHT.......2400-4400 FT AGL INCREASING TO 6100-8100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (18800 KNOT-FT) INCREASING TO VERY GOOD  
(105800 KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND  
10 MPH.    
MEMORIAL DAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 60S. NORTHEAST  
WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.  
 
 
 
WYZ423-231030-  
SOUTHWEST CARBON COUNTY-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........52-58 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY SHIFTING TO  
THE SOUTHEAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH BECOMING SOUTH AROUND 5 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......5200-7200 FT AGL DECREASING TO 300-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....GOOD (62300 KNOT-FT) DECREASING TO POOR (3200  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....73-78.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........13-19 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2100-4100 FT AGL INCREASING TO 9100-11100 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (20400 KNOT-FT) INCREASING TO EXCELLENT  
(206400 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........62-68 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......NORTH AROUND 5 MPH AND GUSTY SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE NORTHEAST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......3000-5000 FT AGL DECREASING TO 200-700 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (3500-33900 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......6 DEGREES COOLER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......EAST AROUND 5 MPH AND GUSTY SHIFTING TO THE  
WEST WITH HIGHER GUSTS IN THE AFTERNOON.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH INCREASING TO SOUTHWEST  
AROUND 20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3200-5200 FT AGL INCREASING TO 8300-10300 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (21800 KNOT-FT) INCREASING TO EXCELLENT  
(161100 KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
NORTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S.  
NORTH WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S. SOUTH  
WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 70S.    
THURSDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 70S.  
 
 
 
WYZ424-231030-  
SIERRA MADRE RANGE/MEDICINE BOW NF-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........42-48 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......4900-6900 FT AGL DECREASING TO 100-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....GOOD (63000 KNOT-FT) DECREASING TO POOR (3300  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....62-70.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3100-5100 FT AGL INCREASING TO 8800-10800 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (45100 KNOT-FT) INCREASING TO EXCELLENT  
(239300 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 0300, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....41-46.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........52-58 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY SHIFTING TO THE  
EAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.  
MIXING HEIGHT.......3800-5800 FT AGL DECREASING TO 0-700 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (2200-42800 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....59-69.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........18-24 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH AND GUSTY SHIFTING TO THE  
SOUTHWEST WITH HIGHER GUSTS IN THE AFTERNOON.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH INCREASING TO SOUTHWEST  
AROUND 20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3600-5600 FT AGL INCREASING TO 9100-11100 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (31800 KNOT-FT) INCREASING TO EXCELLENT  
(178300 KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
PARTLY CLOUDY WITH SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.  
NORTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S. NORTH  
WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 60S.  
 
 
 
WYZ425-231030-  
UPPER NORTH PLATTE RIVER BASIN-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 2400, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......14 DEGREES WARMER.  
MAX HUMIDITY........47-53 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH. GUSTS UP TO 30 MPH IN THE  
EVENING.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......5600-7600 FT AGL DECREASING TO 600-1100 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....GOOD (77400 KNOT-FT) DECREASING TO POOR (5700  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........13-19 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH INCREASING TO WEST  
AROUND 15 MPH IN THE AFTERNOON. GUSTS UP TO 25  
MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3900-5900 FT AGL INCREASING TO 9500-11500 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (52900 KNOT-FT) INCREASING TO EXCELLENT  
(252600 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........67-73 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH SHIFTING TO THE SOUTHEAST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......3400-5400 FT AGL DECREASING TO 400-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (3900-35400 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200, THEN MOSTLY CLOUDY.  
CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....67-72.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST AROUND 5 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON. GUSTS UP TO 20 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH INCREASING TO WEST AROUND  
20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3800-5800 FT AGL INCREASING TO 7900-9900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (30200 KNOT-FT) INCREASING TO VERY GOOD  
(140200 KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS AROUND 40. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND  
5 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.  
NORTHEAST WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 70S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S.  
 
 
 
WYZ426-231030-  
SNOWY RANGE/MEDICINE BOW NF-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 2100. SLIGHT CHANCE OF SHOWERS UNTIL  
2400.  
MIN TEMPERATURE.....39-44.  
24 HR TREND......6 DEGREES WARMER.  
MAX HUMIDITY........48-54 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......5100-7100 FT AGL DECREASING TO 100-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....GOOD (68300 KNOT-FT) DECREASING TO POOR (3700  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. SLIGHT CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....60-70.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3700-5700 FT AGL INCREASING TO 9800-11800 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (61200 KNOT-FT) INCREASING TO EXCELLENT  
(262000 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
UNTIL 2400.  
MIN TEMPERATURE.....36-42.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........71-77 PERCENT.  
24 HR TREND......31 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH AND GUSTY SHIFTING TO  
THE SOUTHEAST AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.  
MIXING HEIGHT.......4000-6000 FT AGL DECREASING TO 0-700 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (2100-43500 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200, THEN MOSTLY CLOUDY.  
SHOWERS LIKELY AFTER 1200.  
MAX TEMPERATURE.....57-67.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........26-32 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON. GUSTS UP TO 20 MPH.  
CHC OF WETTING RAIN.15 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH INCREASING TO SOUTHWEST  
AROUND 20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3500-5500 FT AGL INCREASING TO 7600-9600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (31100 KNOT-FT) INCREASING TO VERY GOOD  
(138700 KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
PARTLY CLOUDY WITH SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE MID 50S. WEST  
WINDS AROUND 5 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS, SLIGHT  
CHANCE OF THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE LOWER 30S.  
HIGHS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S.  
WEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 60S.  
 
 
 
WYZ427-231030-  
NORTH SNOWY RANGE FOOTHILLS-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2100.  
SLIGHT CHANCE OF SHOWERS UNTIL 2400.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......12 DEGREES WARMER.  
MAX HUMIDITY........51-57 PERCENT.  
24 HR TREND......25 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......5500-7500 FT AGL DECREASING TO 400-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....GOOD (74900 KNOT-FT) DECREASING TO POOR (5500  
KNOT-FT) AFTER MIDNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. SLIGHT CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....69-74.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........19 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3700-5700 FT AGL INCREASING TO 9800-11800 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (62600 KNOT-FT) INCREASING TO EXCELLENT  
(260300 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 2400. SLIGHT CHANCE OF SHOWERS.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........74-80 PERCENT.  
24 HR TREND......29 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTH AROUND 10 MPH SHIFTING TO THE SOUTHEAST  
AFTER MIDNIGHT. GUSTS UP TO 25 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
MIXING HEIGHT.......3000-5000 FT AGL DECREASING TO 300-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (5400-40900 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY CLOUDY  
UNTIL 1200, THEN MOSTLY CLOUDY. SLIGHT CHANCE  
OF SHOWERS UNTIL 1200, THEN SHOWERS LIKELY.  
MAX TEMPERATURE.....65-70.  
24 HR TREND......6 DEGREES COOLER.  
MIN HUMIDITY........26-32 PERCENT.  
24 HR TREND......13 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST 5 TO 10 MPH. GUSTS UP TO 15 MPH  
INCREASING TO 25 MPH IN THE AFTERNOON.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
MIXING HEIGHT.......2700-4700 FT AGL INCREASING TO 4700-6700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (27800 KNOT-FT) INCREASING TO GOOD (77900  
KNOT-FT) IN THE AFTERNOON.  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S.  
NORTH WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE MID 60S.  
NORTH WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
WEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
70S.  
 
 
 
WYZ428-231030-  
SOUTHERN LARAMIE VALLEY-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
UNTIL 2400.  
MIN TEMPERATURE.....40-45.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........66-72 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.  
MIXING HEIGHT.......3200-5200 FT AGL DECREASING TO 400-900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (5800-31200 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. SLIGHT CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........19 PERCENT.  
24 HR TREND......1 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......4500-6500 FT AGL INCREASING TO 10600-12600 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (62900 KNOT-FT) INCREASING TO EXCELLENT  
(265700 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL 2400,  
THEN SLIGHT CHANCE OF SHOWERS.  
MIN TEMPERATURE.....41-46.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........87-93 PERCENT.  
24 HR TREND......17 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT. GUSTS UP TO 25 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
MIXING HEIGHT.......3700-5700 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (6100-42300 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200, THEN MOSTLY CLOUDY.  
SLIGHT CHANCE OF SHOWERS UNTIL 1200, THEN  
SHOWERS LIKELY. SLIGHT CHANCE OF THUNDERSTORMS  
AFTER 1500.  
MAX TEMPERATURE.....64-69.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........33-39 PERCENT.  
24 HR TREND......17 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST 5 TO 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.25 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
MIXING HEIGHT.......2800-4800 FT AGL.  
SMOKE DISPERSAL.....POOR TO GOOD (25700-64500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY AND CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 50S.  
NORTHWEST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 60S. NORTH  
WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY CLEAR WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 60S. WEST  
WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S.  
 
 
 
WYZ429-231030-  
SOUTHERN LARAMIE RANGE-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........69-75 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 20 MPH BECOMING SOUTHWEST AROUND  
10 MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......1000-3000 FT AGL DECREASING TO 100-600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (3400-21900 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....67-72.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO AROUND 25 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3800-5800 FT AGL INCREASING TO 9700-11700 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (57400 KNOT-FT) INCREASING TO EXCELLENT  
(238000 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL 2400,  
THEN SLIGHT CHANCE OF SHOWERS.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........90-96 PERCENT.  
24 HR TREND......22 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST AROUND 10 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT. GUSTS UP TO 25 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
MIXING HEIGHT.......3200-5200 FT AGL DECREASING TO 200-1100 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (4900-40800 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL 1200,  
THEN SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS  
AFTER 1500.  
MAX TEMPERATURE.....57-62.  
24 HR TREND......10 DEGREES COOLER.  
MIN HUMIDITY........50-56 PERCENT.  
24 HR TREND......30 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.35 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (22800-40000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER  
40S. HIGHS IN THE LOWER 50S. WEST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
PARTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE UPPER 50S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.  
SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
 
 
 
WYZ430-231030-  
LARAMIE FOOTHILLS AND HIGH PLAINS-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....42-47.  
24 HR TREND......11 DEGREES WARMER.  
MAX HUMIDITY........85-91 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTH 10 TO 15 MPH AND GUSTY.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.  
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 300-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (7000-39200 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......4300-6300 FT AGL INCREASING TO 7700-9700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (47400 KNOT-FT) INCREASING TO EXCELLENT  
(174100 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY  
UNTIL 2400, THEN MOSTLY CLOUDY. CHANCE OF  
THUNDERSTORMS UNTIL 2400. CHANCE OF SHOWERS.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 2400.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT. GUSTS UP TO 20 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
MIXING HEIGHT.......2000-4000 FT AGL DECREASING TO 500-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (10200-22400 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL 1200,  
THEN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......16 DEGREES COOLER.  
MIN HUMIDITY........59-65 PERCENT.  
24 HR TREND......47 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.40 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (28300-44400 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE MID  
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.  
NORTHEAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S.  
 
 
 
WYZ431-231030-  
LARAMIE EAST HIGH PLAINS-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....44-49.  
24 HR TREND......8 DEGREES WARMER.  
MAX HUMIDITY........89-95 PERCENT.  
24 HR TREND......14 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST AROUND 15 MPH AND GUSTY.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 25 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL DECREASING TO 300-800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (9500-45000 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....76-81.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........20-26 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......2900-4900 FT AGL INCREASING TO 6200-8200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (26100 KNOT-FT) INCREASING TO VERY GOOD  
(104100 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400, THEN MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS UNTIL 2400. CHANCE OF  
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
2400.  
MIN TEMPERATURE.....AROUND 49.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........100 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST 5 TO 10 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH SHIFTING TO THE  
SOUTHEAST AFTER MIDNIGHT.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (14800-16800 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. SHOWERS LIKELY UNTIL 1200, THEN SHOWERS  
AND CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......16 DEGREES COOLER.  
MIN HUMIDITY........64-70 PERCENT.  
24 HR TREND......43 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.40 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1400-2800 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (25600-42500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
CLOUDY WITH SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS  
IN THE MID 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND  
10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.  
NORTHEAST WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S.  
 
 
 
WYZ432-231030-  
BORDEAUX/CHUGWATER/WHEATLAND-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......9 DEGREES WARMER.  
MAX HUMIDITY........83-89 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 20 MPH DECREASING TO AROUND 10  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......2300-4300 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (7600-36800 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200 UNTIL  
1500. CHANCE OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....75-80.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........24 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH SHIFTING TO THE NORTH IN THE  
AFTERNOON. GUSTS UP TO 25 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO NORTHWEST  
AROUND 20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 7200-9200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (22900 KNOT-FT) INCREASING TO VERY GOOD  
(148700 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400, THEN MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF  
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
2100.  
MIN TEMPERATURE.....48-53.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........93-99 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST AROUND 5 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....EAST 10 TO 15 MPH.  
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 800-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (13300-27100 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. CHANCE OF SHOWERS UNTIL 1200, THEN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......17 DEGREES COOLER.  
MIN HUMIDITY........61-67 PERCENT.  
24 HR TREND......41 PERCENT WETTER.  
20-FOOT WINDS.......EAST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.50 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1700-3700 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (31600-52500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER  
40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER  
60S.    
THURSDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID  
70S.  
 
 
 
WYZ433-231030-  
GOSHEN/MIDDLE-LOWER NORTH PLATTE RIVER BASIN-  
219 PM MDT THU MAY 22 2025  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL 2400.  
MIN TEMPERATURE.....45-50.  
24 HR TREND......9 DEGREES WARMER.  
MAX HUMIDITY........83-89 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH AND GUSTY.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST AROUND 25 MPH DECREASING TO AROUND 15  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......2200-4200 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (9600-37300 KNOT-FT).  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY. SLIGHT CHANCE OF THUNDERSTORMS  
AFTER 1200 UNTIL 1500. CHANCE OF SHOWERS AFTER  
1200.  
MAX TEMPERATURE.....77-82.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH SHIFTING TO THE NORTH IN  
THE AFTERNOON. GUSTS UP TO 20 MPH.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......1300-3300 FT AGL INCREASING TO 6200-8200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (14800 KNOT-FT) INCREASING TO VERY GOOD  
(107500 KNOT-FT) IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400, THEN MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS UNTIL 2400. CHANCE OF  
SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
2400.  
MIN TEMPERATURE.....49-54.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......EAST 5 TO 10 MPH.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....EAST AROUND 15 MPH.  
MIXING HEIGHT.......2200-4200 FT AGL DECREASING TO 1000-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (16700-30700 KNOT-FT).  
   
SATURDAY  
 
SKY/WEATHER.........CLOUDY. SHOWERS LIKELY UNTIL 1200, THEN SHOWERS  
AND CHANCE OF THUNDERSTORMS.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......17 DEGREES COOLER.  
MIN HUMIDITY........63-69 PERCENT.  
24 HR TREND......43 PERCENT WETTER.  
20-FOOT WINDS.......EAST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.55 PERCENT.  
TRANSPORT WINDS.....SOUTHEAST 15 TO 20 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (29400-50900 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
SUNDAY  
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER  
40S. HIGHS AROUND 60. NORTHEAST WINDS AROUND 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. EAST  
WINDS AROUND 5 MPH.    
TUESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS AROUND 70. SOUTHEAST  
WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER  
70S.    
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.  
 
 
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