012  
FNUS55 KCYS 230819  
FWFCYS  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA  
NATIONAL WEATHER SERVICE CHEYENNE WY  
119 AM MST MON DEC 23 2024  
   
DISCUSSION
 
 
MINIMAL FIRE WEATHER CONCERNS TODAY WITH AFTERNOON HUMIDITY RANGING  
FROM THE 30S ACROSS THE PANHANDLE TO THE 50S ACROSS CARBON COUNTY.  
BREEZY WEST WINDS OVER THE LARAMIE RANGE TO ALBANY COUNTY...LESS  
WINDS FURTHER EAST AND WEST. LIGHT SNOW SHOWERS TODAY IN OUR WESTERN  
MOUNTAINS WITH ACCUMULATIONS UP TO 6 INCHES POSSIBLE. DRY WEATHER  
AND LIGHT WINDS TUESDAY AS A RIDGE OF HIGH PRESSURE MOVES OVER THE  
AREA. NEXT CHANCE FOR SNOW WEDNESDAY AS A LOW APPROACHES FROM THE  
SOUTHWEST.  
 
NEZ434-240000-  
PINE RIDGE/NEBRASKA NATIONAL FOREST-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....50-55.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........25-31 PERCENT.  
24 HR TREND......UNCHANGED.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......2500-4500 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (15200-42300 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......6 DEGREES WARMER.  
MAX HUMIDITY........92-98 PERCENT.  
24 HR TREND......19 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH SHIFTING TO THE WEST  
AFTER MIDNIGHT. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE  
NORTHWEST AFTER MIDNIGHT.  
MIXING HEIGHT.......400-2400 FT AGL.  
SMOKE DISPERSAL.....POOR (10500-10800 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........40-46 PERCENT.  
24 HR TREND......15 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (11000-24400 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN  
THE UPPER 40S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 40S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
UPPER 40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S.  
 

 
 
NEZ435-240000-  
BOX BUTTE/SOUTH SIOUX/NIOBRARA RIVER-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........28-34 PERCENT.  
24 HR TREND......14 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......2100-4100 FT AGL.  
SMOKE DISPERSAL.....POOR (10800-30100 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....25-30.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......12 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH SHIFTING TO THE  
NORTHWEST AFTER MIDNIGHT. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE  
NORTHWEST AFTER MIDNIGHT.  
MIXING HEIGHT.......300-1600 FT AGL.  
SMOKE DISPERSAL.....POOR (7900-8200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....47-52.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........40-46 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE SOUTH IN  
THE AFTERNOON. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......1100-3100 FT AGL.  
SMOKE DISPERSAL.....POOR (9400-18900 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN  
THE UPPER 40S. SOUTH WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE  
MID 40S. WEST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S.  
 

 
 
NEZ436-240000-  
LOWER NORTH PLATTE RIVER BASIN/SCOTTSBLUFF NATIONAL MONUMENT-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....49-54.  
24 HR TREND......10 DEGREES COOLER.  
MIN HUMIDITY........32-38 PERCENT.  
24 HR TREND......17 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......1800-3800 FT AGL.  
SMOKE DISPERSAL.....POOR (6700-28900 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........91-97 PERCENT.  
24 HR TREND......22 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH SHIFTING TO THE WEST  
AFTER MIDNIGHT. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO NORTHWEST  
AROUND 20 MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......500-2200 FT AGL.  
SMOKE DISPERSAL.....POOR (12000-14200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE  
SOUTHEAST IN THE AFTERNOON. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (12000-19500 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS IN THE  
UPPER 20S. HIGHS IN THE UPPER 40S. SOUTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 40S. WEST  
WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
UPPER 40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS AROUND  
50.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S.  
 

 
 
NEZ437-240000-  
LODGEPOLE CREEK/SOUTHERN NEBRASKA PANHANDLE-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....50-55.  
24 HR TREND......10 DEGREES COOLER.  
MIN HUMIDITY........31-37 PERCENT.  
24 HR TREND......18 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL INCREASING TO 3400-5400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (18600-52800 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........88-94 PERCENT.  
24 HR TREND......18 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST 5 TO 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO NORTHWEST  
AROUND 20 MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (13000-16400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....49-54.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........34-40 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....POOR (19400-28200 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS. LOWS IN THE  
UPPER 20S. HIGHS IN THE UPPER 40S. SOUTH WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. WEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS AROUND 50.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S.  
 

 
 
WYZ417-240000-  
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL  
GRASSLAND-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (10600-33600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....24-29.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......12 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......500-1300 FT AGL.  
SMOKE DISPERSAL.....POOR (8900-9100 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON. GUSTS UP TO 20 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......700-2700 FT AGL.  
SMOKE DISPERSAL.....POOR (10200-20000 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN  
THE MID 40S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE  
UPPER 40S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE MID  
40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS AROUND 50.  
 

 
 
WYZ418-240000-  
MIDDLE NORTH PLATTE RIVER BASIN/NIOBRARA AND CONVERSE HIGH PLAINS-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY  
UNTIL 1500, THEN MOSTLY CLOUDY. SLIGHT CHANCE  
OF SHOWERS AFTER 1700.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......13 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....POOR (11600-39600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....24-29.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........91-97 PERCENT.  
24 HR TREND......19 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......500-1500 FT AGL.  
SMOKE DISPERSAL.....POOR (11500-13500 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........34-40 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON. GUSTS UP TO 25 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......500-2500 FT AGL.  
SMOKE DISPERSAL.....POOR (9400-15900 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 40S.  
SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE  
MID 40S. WEST WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S.  
 

 
 
WYZ419-240000-  
NORTH LARAMIE RANGE AND ADJACENT HIGH PLAINS-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
SLIGHT CHANCE OF SNOW SHOWERS AFTER 1600.  
SLIGHT CHANCE OF SHOWERS AFTER 1700.  
MAX TEMPERATURE.....37-47.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........49-55 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 35 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (27300-46500 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SNOW SHOWERS UNTIL 2000.  
MIN TEMPERATURE.....24-32.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........79-85 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH GUSTS TO AROUND 35 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 30 MPH DECREASING TO AROUND 20 MPH  
AFTER MIDNIGHT.  
MIXING HEIGHT.......900-2000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (30100-40500 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1200, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....38-48.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......1 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......600-2500 FT AGL.  
SMOKE DISPERSAL.....POOR (16300-17400 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS AROUND 30. HIGHS IN THE LOWER 40S. WEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND  
10 MPH.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE UPPER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 20 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 30S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
40S.  
 

 
 
WYZ420-240000-  
NORTH LARAMIE VALLEY/SHIRLEY BASIN-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
AFTER 1600.  
MAX TEMPERATURE.....38-43.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........52-58 PERCENT.  
24 HR TREND......23 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1200-2700 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (32000-46800 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SNOW SHOWERS UNTIL 2000.  
MIN TEMPERATURE.....22-27.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........90-96 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1300-2300 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (31700-43600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1200, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....40-45.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........38-44 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......800-2000 FT AGL.  
SMOKE DISPERSAL.....POOR (21500-23300 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE  
MID 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS AROUND 20. HIGHS IN THE UPPER  
30S. WEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE MID 30S. WEST WINDS AROUND 20 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE  
MID 30S.    
SUNDAY
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 40S.  
 

 
 
WYZ421-240000-  
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
AFTER 1500.  
MAX TEMPERATURE.....37-45.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........53-59 PERCENT.  
24 HR TREND......22 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......800-2700 FT AGL.  
SMOKE DISPERSAL.....POOR (18600-33500 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
UNTIL 2000.  
MIN TEMPERATURE.....23-29.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........83-89 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......900-2000 FT AGL.  
SMOKE DISPERSAL.....POOR (18000-30000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....38-46.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........44-50 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......800-2100 FT AGL.  
SMOKE DISPERSAL.....POOR (20400-30200 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS AROUND  
30. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE LOWER 20S. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND  
15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE  
MID 30S.    
SUNDAY
 
MOSTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ422-240000-  
CENTRAL AND WEST CARBON-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL  
1500SLIGHT CHANCE OF SNOW SHOWERS AFTER 1500.  
MAX TEMPERATURE.....38-44.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........55-61 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......1200-3000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (36600-56400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF SNOW SHOWERS UNTIL 2000CHANCE  
OF SNOW SHOWERS AFTER 2000 UNTIL 2200.  
MIN TEMPERATURE.....23-28.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........90-96 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1400-2800 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (31200-52200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....40-46.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........43-49 PERCENT.  
24 HR TREND......15 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......1100-2300 FT AGL.  
SMOKE DISPERSAL.....POOR (26100-35500 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE  
UPPER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 10 MPH.   
THURSDAY
 
PARTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND  
10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE LOWER 20S. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND  
15 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS IN THE  
LOWER 20S. HIGHS IN THE MID 30S.    
SUNDAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE UPPER 20S. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ423-240000-  
SOUTHWEST CARBON COUNTY-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. CHANCE  
OF SHOWERS AFTER 1300 UNTIL 1700.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......3 DEGREES COOLER.  
MIN HUMIDITY........59-65 PERCENT.  
24 HR TREND......23 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.25 PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (23200-51600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0300, THEN PARTLY CLOUDY.  
CHANCE OF SNOW SHOWERS UNTIL 2400SLIGHT CHANCE  
OF SNOW SHOWERS AFTER 2400.  
MIN TEMPERATURE.....20-25.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........94-100 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH BECOMING SOUTHWEST AROUND 10  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......1100-2900 FT AGL.  
SMOKE DISPERSAL.....POOR (18300-35300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........50-56 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH 5 TO 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH.  
MIXING HEIGHT.......700-2500 FT AGL.  
SMOKE DISPERSAL.....POOR (16700-33300 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
SNOW SHOWERS AND SHOWERS LIKELY. LOWS IN THE MID  
20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
AROUND 18. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS AROUND  
20. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
AROUND 18. HIGHS IN THE MID 30S.    
SUNDAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE MID 20S. HIGHS AROUND 40.  
 

 
 
WYZ424-240000-  
SIERRA MADRE RANGE/MEDICINE BOW NF-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL  
0900, THEN SNOW SHOWERS LIKELY. SNOW  
ACCUMULATION UP TO 2 INCHES.  
MAX TEMPERATURE.....30-38.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........68-74 PERCENT.  
24 HR TREND......30 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.45 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......1500-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (37400-45900 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0300, THEN PARTLY CLOUDY.  
SNOW SHOWERS LIKELY UNTIL 2000, THEN CHANCE OF  
SNOW SHOWERS UNTIL 0500. SNOW ACCUMULATION UP  
TO 2 INCHES.  
MIN TEMPERATURE.....20-26.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........90-96 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.30 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1100-3100 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (35100-54200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....33-41.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......600-2000 FT AGL.  
SMOKE DISPERSAL.....POOR (12600-17200 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
SNOW SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE  
MID 30S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
AROUND 20. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY
 
SNOW SHOWERS. LOWS IN THE LOWER 20S. HIGHS IN THE UPPER  
20S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. LOWS AROUND  
19. HIGHS AROUND 30.    
SUNDAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE MID  
20S. HIGHS IN THE MID 30S.  
 

 
 
WYZ425-240000-  
UPPER NORTH PLATTE RIVER BASIN-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
UNTIL 1000CHANCE OF SNOW SHOWERS AFTER 1000.  
CHANCE OF SHOWERS AFTER 1400 UNTIL 1500.  
MAX TEMPERATURE.....40-45.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........51-57 PERCENT.  
24 HR TREND......30 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (41000-68400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
CHANCE OF SNOW SHOWERS UNTIL 2000SLIGHT CHANCE  
OF SNOW SHOWERS AFTER 2000 UNTIL 2200.  
MIN TEMPERATURE.....22-27.  
24 HR TREND......5 DEGREES COOLER.  
MAX HUMIDITY........84-90 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1500-3300 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (38000-58400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1200, THEN PARTLY CLOUDY UNTIL 1500, THEN  
MOSTLY CLOUDY.  
MAX TEMPERATURE.....42-47.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........33-39 PERCENT.  
24 HR TREND......22 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......900-2500 FT AGL.  
SMOKE DISPERSAL.....POOR (16100-23900 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS AND SHOWERS.  
LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND  
10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE  
LOWER 20S. HIGHS IN THE MID 30S. SOUTHWEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE MID 30S.    
SUNDAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE UPPER 20S. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ426-240000-  
SNOWY RANGE/MEDICINE BOW NF-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL  
0700, THEN SLIGHT CHANCE OF SNOW SHOWERS UNTIL  
0900, THEN CHANCE OF SNOW SHOWERS.  
MAX TEMPERATURE.....30-40.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........62-68 PERCENT.  
24 HR TREND......30 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (50400-62200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400, THEN PARTLY CLOUDY.  
CHANCE OF SNOW SHOWERS UNTIL 2300SLIGHT CHANCE  
OF SNOW SHOWERS AFTER 2300 UNTIL 0500.  
MIN TEMPERATURE.....17-25.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........89-95 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.15 PERCENT.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (44500-64600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....33-41.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........38-44 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......600-1900 FT AGL.  
SMOKE DISPERSAL.....POOR (14400-15900 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
SNOW SHOWERS LIKELY. LOWS IN THE MID 20S. HIGHS  
IN THE UPPER 30S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS AROUND  
18. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS AROUND  
19. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
AROUND 18. HIGHS AROUND 30.    
SUNDAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE MID 20S. HIGHS IN THE UPPER 30S.  
 

 
 
WYZ427-240000-  
NORTH SNOWY RANGE FOOTHILLS-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
AFTER 0900 UNTIL 1700, THEN CHANCE OF SNOW  
SHOWERS.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........51-57 PERCENT.  
24 HR TREND......28 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 30 MPH.  
MIXING HEIGHT.......1700-3500 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (58500-72700 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
UNTIL 2200.  
MIN TEMPERATURE.....25-30.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........78-84 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 15 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST 30 TO 35 MPH.  
MIXING HEIGHT.......1500-3100 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (55500-78500 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1200, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....42-47.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......22 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......800-2100 FT AGL.  
SMOKE DISPERSAL.....POOR (22700-22900 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE  
UPPER 20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 10 MPH.   
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE  
MID 20S. HIGHS IN THE MID 30S. WEST WINDS AROUND 20 MPH.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE MID 20S. HIGHS IN THE MID 30S.    
SUNDAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE LOWER 30S. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ428-240000-  
SOUTHERN LARAMIE VALLEY-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
AFTER 1500.  
MAX TEMPERATURE.....43-48.  
24 HR TREND......6 DEGREES COOLER.  
MIN HUMIDITY........42-48 PERCENT.  
24 HR TREND......19 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......2100-4100 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (45000-85700 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
UNTIL 1900.  
MIN TEMPERATURE.....22-27.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........81-87 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......1000-2900 FT AGL.  
SMOKE DISPERSAL.....FAIR (47300-53100 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....43-48.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........26-32 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......700-2100 FT AGL.  
SMOKE DISPERSAL.....POOR (14700-16900 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
CLOUDY WITH CHANCE OF SNOW SHOWERS AND ISOLATED  
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. SOUTHWEST  
WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
AROUND 20. HIGHS AROUND 40. WEST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS IN THE MID  
20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 15 MPH.    
SATURDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
AROUND 30. HIGHS IN THE MID 40S.  
 

 
 
WYZ429-240000-  
SOUTHERN LARAMIE RANGE-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
AFTER 1500.  
MAX TEMPERATURE.....40-45.  
24 HR TREND......8 DEGREES COOLER.  
MIN HUMIDITY........45-51 PERCENT.  
24 HR TREND......23 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 30 TO 35 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL.  
SMOKE DISPERSAL.....GOOD (66000-80300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS  
UNTIL 1900.  
MIN TEMPERATURE.....25-30.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........73-79 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 15 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 35 MPH.  
MIXING HEIGHT.......1200-2500 FT AGL.  
SMOKE DISPERSAL.....FAIR (57400-59000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........28-34 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......500-2000 FT AGL.  
SMOKE DISPERSAL.....POOR (14700-16900 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS  
IN THE UPPER 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND  
10 MPH.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LOWS IN THE  
MID 20S. HIGHS IN THE MID 30S. WEST WINDS AROUND 15 MPH.    
SATURDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 

 
 
WYZ430-240000-  
LARAMIE FOOTHILLS AND HIGH PLAINS-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
SLIGHT CHANCE OF SNOW SHOWERS AFTER 1700.  
MAX TEMPERATURE.....47-52.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......19 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (45600-92200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........75-81 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (32900-33800 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........24-30 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON. GUSTS UP TO 25 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH BECOMING SOUTHWEST AROUND 10  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (17200-23100 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 40S. WEST  
WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. LOWS IN  
THE LOWER 20S. HIGHS IN THE MID 40S. WEST WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE UPPER 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND  
15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
LOWER 50S.  
 

 
 
WYZ431-240000-  
LARAMIE EAST HIGH PLAINS-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....50-55.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........32-38 PERCENT.  
24 HR TREND......13 PERCENT WETTER.  
20-FOOT WINDS.......WEST 5 TO 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......1800-3800 FT AGL INCREASING TO 4100-6100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (32900 KNOT-FT) INCREASING TO GOOD (85500  
KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....26-31.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........84-90 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST 5 TO 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH INCREASING TO NORTHWEST  
AROUND 25 MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......1400-3400 FT AGL DECREASING TO 600-1100 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (17200-21000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........27-33 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON. GUSTS UP TO 20 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (17900-32400 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 40S. SOUTHWEST  
WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS IN THE LOWER 20S. HIGHS IN THE MID 40S. WEST WINDS  
AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S.  
 

 
 
WYZ432-240000-  
BORDEAUX/CHUGWATER/WHEATLAND-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........36-42 PERCENT.  
24 HR TREND......23 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......1800-3800 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (21400-49500 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....29-34.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........77-83 PERCENT.  
24 HR TREND......10 PERCENT WETTER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......1000-2000 FT AGL.  
SMOKE DISPERSAL.....POOR (29100-32300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....49-54.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........27-33 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH SHIFTING TO THE SOUTHWEST IN  
THE AFTERNOON. GUSTS UP TO 25 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......900-2900 FT AGL.  
SMOKE DISPERSAL.....POOR (17400-21700 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
SNOW SHOWERS. LOWS AROUND 30. HIGHS IN THE UPPER 40S. SOUTHWEST  
WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 40S. WEST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE MID 40S.  
WEST WINDS AROUND 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
UPPER 40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S.  
 

 
 
WYZ433-240000-  
GOSHEN/MIDDLE-LOWER NORTH PLATTE RIVER BASIN-  
119 AM MST MON DEC 23 2024  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......10 DEGREES COOLER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 5 TO 10 MPH.  
MIXING HEIGHT.......1600-3600 FT AGL.  
SMOKE DISPERSAL.....POOR (8100-34900 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....25-30.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........91-97 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......600-1900 FT AGL.  
SMOKE DISPERSAL.....POOR (14000-14600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........32-38 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTHEAST IN  
THE AFTERNOON. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (9900-17100 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 40S. SOUTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS AROUND 20. HIGHS IN THE UPPER  
40S. WEST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
UPPER 40S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE  
UPPER 40S.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S.  
 

 
 
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