948  
FNUS55 KCYS 210821  
FWFCYS  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA  
NATIONAL WEATHER SERVICE CHEYENNE WY  
221 AM MDT TUE OCT 21 2025  
   
DISCUSSION  
MINIMAL FIRE WEATHER CONCERNS THIS WEEK WITH DAYTIME  
RELATIVELY HUMIDITIES ABOVE 15 PERCENT, AND TRENDING ABOVE 25 PERCENT  
BY LATE THIS WEEK. WINDS WILL ALSO SUBSIDE TODAY AND WEDNESDAY ACROSS  
SOUTHEAST WYOMING. THE NEXT STORM SYSTEM IS EXPECTED TO IMPACT THE  
AREA NEXT WEEKEND AND EARLY NEXT WEEK WITH WIDESPREAD SNOW POSSIBLE  
AND MUCH COLDER TEMPERATURES.  
 
NEZ434-212300-  
PINE RIDGE/NEBRASKA NATIONAL FOREST-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....59-64.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........18-24 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 2700-4700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (16300 KNOT-FT) INCREASING TO GOOD (73600  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31-36.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........67-73 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......200-800 FT AGL.  
SMOKE DISPERSAL.....POOR (3000-3600 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........22-28 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE EAST IN THE  
AFTERNOON. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
MIXING HEIGHT.......100-2100 FT AGL INCREASING TO 2100-4100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3600-19000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
60S. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE LOWER 70S.  
SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S.    
MONDAY  
COOLER. MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE UPPER 30S. HIGHS AROUND 50.  
 
 
 
NEZ435-212300-  
BOX BUTTE/SOUTH SIOUX/NIOBRARA RIVER-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 3100-5100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (15200 KNOT-FT) INCREASING TO GOOD (71000  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........70-76 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH IN THE EVENING BECOMING  
LIGHT. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......200-700 FT AGL.  
SMOKE DISPERSAL.....POOR (2400-3000 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE  
AFTERNOON.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 5 MPH.  
MIXING HEIGHT.......200-2200 FT AGL INCREASING TO 2500-4500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3600-22100 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
60S. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTH WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE  
LOWER 70S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS AROUND 50.  
 
 
 
NEZ436-212300-  
LOWER NORTH PLATTE RIVER BASIN/SCOTTSBLUFF NATIONAL MONUMENT-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........21 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 2600-4600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (14400-57100 KNOT-FT).  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....29-34.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........69-75 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
MIXING HEIGHT.......200-700 FT AGL.  
SMOKE DISPERSAL.....POOR (2400-2500 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....62-67.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........20-26 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 5 MPH.  
MIXING HEIGHT.......200-2000 FT AGL INCREASING TO 2200-4200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3400-19800 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE  
LOWER 70S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE LOWER 50S.  
 
 
 
NEZ437-212300-  
LODGEPOLE CREEK/SOUTHERN NEBRASKA PANHANDLE-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........14-20 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......900-2900 FT AGL INCREASING TO 3000-5000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (19600 KNOT-FT) INCREASING TO GOOD (74700  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........65-71 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......400 FT AGL.  
SMOKE DISPERSAL.....POOR (2200-2600 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....62-67.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........18-24 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......200-2200 FT AGL INCREASING TO 2700-4700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (4200-28900 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS AROUND 70.  
SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS AROUND 40. HIGHS IN THE MID 60S.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS AROUND 50.  
 
 
 
WYZ417-212300-  
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL  
GRASSLAND-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........20-26 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......400-2200 FT AGL INCREASING TO 3300-5300 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (12200 KNOT-FT) INCREASING TO GOOD (68400  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........78-84 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH SHIFTING TO THE WEST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......300-800 FT AGL.  
SMOKE DISPERSAL.....POOR (2400-2900 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........23-29 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 5 MPH.  
MIXING HEIGHT.......200-1800 FT AGL INCREASING TO 1800-3800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3600-15100 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
60S. WEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 60S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 
 
 
WYZ418-212300-  
MIDDLE NORTH PLATTE RIVER BASIN/NIOBRARA AND CONVERSE HIGH PLAINS-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....57-62.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......400-2400 FT AGL INCREASING TO 2800-4800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (11900 KNOT-FT) INCREASING TO GOOD (68300  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....29-34.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........69-75 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH IN THE EVENING BECOMING  
LIGHT. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......200-900 FT AGL.  
SMOKE DISPERSAL.....POOR (2400-3200 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE EAST IN THE  
AFTERNOON.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 5 MPH.  
MIXING HEIGHT.......100-1800 FT AGL INCREASING TO 1900-3900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (4200-18400 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. WEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 60S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 40S. HIGHS AROUND 60.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 
 
 
WYZ419-212300-  
NORTH LARAMIE RANGE AND ADJACENT HIGH PLAINS-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....50-60.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 45 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......400-2400 FT AGL INCREASING TO 2800-4800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (22600 KNOT-FT) INCREASING TO GOOD (81900  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31-37.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........46-52 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST 5 TO 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......200-1300 FT AGL.  
SMOKE DISPERSAL.....POOR (4400-5800 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....53-61.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (8800-33200 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 50S. WEST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
50S. WEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE LOWER 60S.  
SOUTHWEST WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 40S. HIGHS IN THE MID 50S.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 30S.  
 
 
 
WYZ420-212300-  
NORTH LARAMIE VALLEY/SHIRLEY BASIN-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....53-58.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 45 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (24200 KNOT-FT) INCREASING TO GOOD (76200  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........56-62 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS UP TO 30 MPH DECREASING  
TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......300-1100 FT AGL.  
SMOKE DISPERSAL.....POOR (4100-7100 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........18-24 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (7400-35100 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER  
50S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
60S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE LOWER 50S.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 30S.  
 
 
 
WYZ421-212300-  
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....49-57.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (15700-51700 KNOT-FT).  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....30-35.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........50-56 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......100-1100 FT AGL.  
SMOKE DISPERSAL.....POOR (3500-5000 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....52-60.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........18-24 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......700-2700 FT AGL.  
SMOKE DISPERSAL.....POOR (5900-24400 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S. WEST WINDS AROUND 5 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
SNOW SHOWERS. LOWS AROUND 40. HIGHS IN THE UPPER 40S.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 30S.  
 
 
 
WYZ422-212300-  
CENTRAL AND WEST CARBON-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....51-56.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO GOOD (18800-63600 KNOT-FT).  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........52-58 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......300-1200 FT AGL.  
SMOKE DISPERSAL.....POOR (4500-6400 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....55-60.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......900-2900 FT AGL.  
SMOKE DISPERSAL.....POOR (7300-35000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
MID 50S. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE MID 50S.  
WEST WINDS AROUND 5 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE UPPER 30S. HIGHS IN THE UPPER 40S.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S.  
 
 
 
WYZ423-212300-  
SOUTHWEST CARBON COUNTY-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....52-57.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........20-26 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......1100-3100 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (9200-41000 KNOT-FT).  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........57-63 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH. GUSTS UP TO 20 MPH IN THE  
EVENING.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
MIXING HEIGHT.......300-1000 FT AGL.  
SMOKE DISPERSAL.....POOR (3300-4000 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (5200-23000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 30S. HIGHS IN THE UPPER 50S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
UPPER 50S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE MID 30S. HIGHS IN THE UPPER 40S.    
MONDAY  
COLDER. MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S.  
 
 
 
WYZ424-212300-  
SIERRA MADRE RANGE/MEDICINE BOW NF-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....44-52.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........22-28 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (8700-39800 KNOT-FT).  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....26-32.  
24 HR TREND......6 DEGREES WARMER.  
MAX HUMIDITY........45-51 PERCENT.  
24 HR TREND......25 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......100-900 FT AGL.  
SMOKE DISPERSAL.....POOR (3200-3800 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....48-56.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (6500-28200 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 50S. SOUTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS AROUND 30. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 50S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE MID 30S. HIGHS IN THE LOWER 40S.    
MONDAY  
COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
IN THE LOWER 20S. HIGHS IN THE UPPER 20S.  
 
 
 
WYZ425-212300-  
UPPER NORTH PLATTE RIVER BASIN-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....52-57.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......700-2700 FT AGL INCREASING TO 2900-4800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (15500 KNOT-FT) INCREASING TO GOOD (69100  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........49-55 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......500-1200 FT AGL.  
SMOKE DISPERSAL.....POOR (5600-7000 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....57-62.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........14-20 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 2600-4600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (8100-38400 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND  
5 MPH.    
FRIDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS AROUND 30.  
HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE MID 30S. HIGHS IN THE UPPER 40S.    
MONDAY  
COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE MID 30S.  
 
 
 
WYZ426-212300-  
SNOWY RANGE/MEDICINE BOW NF-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....44-54.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......300-2300 FT AGL INCREASING TO 2300-4300 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (15600 KNOT-FT) INCREASING TO GOOD (69100  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....22-30.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........48-54 PERCENT.  
24 HR TREND......29 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......0-1100 FT AGL.  
SMOKE DISPERSAL.....POOR (3900-4700 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....49-57.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......1 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (10000-39100 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S. SOUTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS AROUND 50. WEST WINDS  
AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS  
IN THE LOWER 30S. HIGHS IN THE MID 40S.    
MONDAY  
COLDER. MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
AROUND 20. HIGHS IN THE UPPER 20S.  
 
 
 
WYZ427-212300-  
NORTH SNOWY RANGE FOOTHILLS-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....53-58.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 2700-4400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (28800 KNOT-FT) INCREASING TO GOOD (88600  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....30-35.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........41-47 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS UP TO 25 MPH DECREASING  
TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......400-1300 FT AGL.  
SMOKE DISPERSAL.....POOR (6900-9000 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......4 DEGREES WARMER.  
MIN HUMIDITY........21 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (13300-49200 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND  
5 MPH.    
FRIDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 30S. HIGHS IN THE MID 50S. WEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS AROUND 60.  
SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
UPPER 30S. HIGHS AROUND 50.    
MONDAY  
COLDER. MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S.  
 
 
 
WYZ428-212300-  
SOUTHERN LARAMIE VALLEY-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......15 DEGREES WARMER.  
MIN HUMIDITY........14-20 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 40 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......800-2800 FT AGL INCREASING TO 3500-5500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (22800 KNOT-FT) INCREASING TO GOOD (94400  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........51-57 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......400-1200 FT AGL.  
SMOKE DISPERSAL.....POOR (5500-6700 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........21 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH SHIFTING TO THE  
NORTHWEST IN THE AFTERNOON. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......1600-3600 FT AGL.  
SMOKE DISPERSAL.....POOR (9000-39000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND  
5 MPH.    
FRIDAY  
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 30S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE MID 50S.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 30S.  
 
 
 
WYZ429-212300-  
SOUTHERN LARAMIE RANGE-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....53-58.  
24 HR TREND......15 DEGREES WARMER.  
MIN HUMIDITY........14-20 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......300-2300 FT AGL INCREASING TO 3300-5300 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (20400 KNOT-FT) INCREASING TO GOOD (93000  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....31-36.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........37-43 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS UP TO 30 MPH IN THE  
EVENING.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......100-1000 FT AGL.  
SMOKE DISPERSAL.....POOR (3800-4700 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....54-59.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......400-2400 FT AGL INCREASING TO 2400-4400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (10100-40100 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 30S. HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
50S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE LOWER 50S.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 30S.  
 
 
 
WYZ430-212300-  
LARAMIE FOOTHILLS AND HIGH PLAINS-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........17 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 40 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......700-2700 FT AGL INCREASING TO 3800-5800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (23600 KNOT-FT) INCREASING TO GOOD (95700  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....30-35.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........46-52 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS UP TO 25 MPH DECREASING  
TO 15 MPH AFTER MIDNIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......200-1100 FT AGL.  
SMOKE DISPERSAL.....POOR (4800-5700 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........20 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 3100-5100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (10700-40500 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID  
60S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND  
40. HIGHS AROUND 60.    
MONDAY  
COLDER. PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 
 
 
WYZ431-212300-  
LARAMIE EAST HIGH PLAINS-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....62-67.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........12-18 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......900-2900 FT AGL INCREASING TO 3800-5800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (19100 KNOT-FT) INCREASING TO GOOD (87700  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....30-35.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........52-58 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......300-800 FT AGL.  
SMOKE DISPERSAL.....POOR (3500-3600 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....62-67.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......400-2400 FT AGL INCREASING TO 2900-4900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (7100-37000 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY  
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE  
UPPER 60S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S.    
MONDAY  
COOLER. PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S.  
 
 
 
WYZ432-212300-  
BORDEAUX/CHUGWATER/WHEATLAND-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......600-2600 FT AGL INCREASING TO 3500-5500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (21700 KNOT-FT) INCREASING TO GOOD (73300  
KNOT-FT) IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31-36.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........56-62 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......300-1000 FT AGL.  
SMOKE DISPERSAL.....POOR (3600 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE NORTH IN THE  
AFTERNOON. GUSTS UP TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE NORTHWEST IN  
THE AFTERNOON.  
MIXING HEIGHT.......400-2400 FT AGL INCREASING TO 2400-4400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (6100-27800 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE MID 60S.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 40S.  
 
 
 
WYZ433-212300-  
GOSHEN/MIDDLE-LOWER NORTH PLATTE RIVER BASIN-  
221 AM MDT TUE OCT 21 2025  
   
TODAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....63-68.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........21 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......500-2500 FT AGL INCREASING TO 2800-4800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (13800-52800 KNOT-FT).  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........74-80 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH IN THE EVENING BECOMING  
LIGHT.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH.  
MIXING HEIGHT.......200-700 FT AGL.  
SMOKE DISPERSAL.....POOR (2600-2700 KNOT-FT).  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....63-68.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........23 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......LIGHT WINDS BECOMING EAST AROUND 5 MPH IN THE  
AFTERNOON.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 5 MPH.  
MIXING HEIGHT.......200-1900 FT AGL INCREASING TO 1900-3900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (3600-16700 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7  
   
THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE  
UPPER 60S. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
60S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID  
70S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
60S.    
MONDAY  
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
UPPER 30S. HIGHS IN THE LOWER 50S.  
 
 
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