793  
FNUS55 KRIW 171032  
FWFRIW  
 
FIRE WEATHER PLANNING FORECAST FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
432 AM MDT FRI OCT 17 2025  
   
DISCUSSION  
 
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER  
ZONES 140...414...415...AND 416)...  
 
WARMER AND DRIER CONDITIONS ARE EXPECTED TODAY SAVE FOR SOME  
LIGHT MOUNTAIN SNOW SHOWERS THIS MORNING. A GUSTY WEST WIND WILL  
DEVELOP BY EARLY AFTERNOON. THE NEXT SYSTEM WILL ARRIVE THIS  
EVENING, BRINGING LIGHT MOUNTAIN SNOW TO ZONES 140 AND NORTHERN  
415 THROUGH SUNRISE SATURDAY BEFORE SKIES CLEAR.  
   
..CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276  
 
282...283...285...286...287...288...AND 289)...  
 
SEASONABLE TEMPERATURES AND DRY CONDITIONS ARE EXPECTED TODAY. A  
GUSTY WEST WIND WILL BE SEEN ALL DAY ACROSS THE HIGHER TERRAIN AS  
WELL AS THE CODY FOOTHILLS AND UPPER WIND RIVER BASIN. THE NEXT  
SYSTEM ARRIVES THIS EVENING, BRINGING RAIN SHOWERS AND LIGHT  
MOUNTAIN SNOW THROUGH SATURDAY MORNING. PRECIPITATION WILL MAINLY  
BE LIMITED TO THE MOUNTAINS AND THE BIGHORN BASIN.  
   
..CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278  
 
279...280...281...285...289...AND 300)...  
 
SEASONABLE TEMPERATURES AND DRY CONDITIONS ARE EXPECTED TODAY. A  
GUSTY WEST WIND WILL BE SEEN THROUGH THE DAY FOR MOST ZONES. THE  
NEXT SYSTEM PUSHES INTO NORTHERN WYOMING THIS EVENING BRINGING  
RAIN SHOWERS AND LIGHT MOUNTAIN SNOW TO ZONES 280, 281, 285, AND  
300 THROUGH SATURDAY MORNING. CLEARING SKIES AND BREEZY WINDS ARE  
EXPECTED THROUGH SATURDAY AFTERNOON.  
   
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS  
 
WYZ280-181245-  
NATRONA COUNTY/CASPER BLM-  
INCLUDING THE CITIES OF CASPER AND MIDWEST  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....52-57.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......33 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 30  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......600-2400 FT AGL UNTIL 1200, THEN 2400-4400 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS AND SNOW  
SHOWERS AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....31-36.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........88-94 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH UNTIL 0300, THEN  
NORTHWEST. GUSTS UP TO 30 MPH.  
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......400-1400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF SHOWERS EARLY IN THE MORNING. CHANCE  
OF SNOW SHOWERS IN THE MORNING. CHANCE OF  
SHOWERS LATE IN THE MORNING. CHANCE OF  
PRECIPITATION 40 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....44-49.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........46-52 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH UNTIL 1500, THEN  
WEST. GUSTS UP TO 25 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH.  
CHC OF WETTING RAIN.10 PERCENT UNTIL 1200, THEN ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE  
LOWER 30S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 20 MPH.   
MONDAY  
COOLER. MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER  
50S. WEST WINDS AROUND 10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS AROUND 60.  
SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
UPPER 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 
 
 
WYZ283-181245-  
UPPER WIND RIVER BASIN/WIND RIVER BASIN-  
INCLUDING THE CITIES OF CROWHEART, LANDER, RIVERTON, AND SHOSHONI  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....53-58.  
24 HR TREND......13 DEGREES WARMER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......40 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS EARLY IN THE  
MORNING. ISOLATED SNOW SHOWERS EARLY IN THE  
MORNING. CHANCE OF PRECIPITATION 20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....31-36.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........79-85 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 35  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......600-1200 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........40-46 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......NORTH WINDS AROUND 10 MPH UNTIL 1200, THEN  
SOUTHEAST. GUSTS UP TO 20 MPH.  
RIDGE TOP WINDS.....NORTH AROUND 15 MPH UNTIL 1200, THEN SOUTHEAST.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 15 MPH UNTIL 1200, THEN WEST.  
MIXING HEIGHT.......1800-3800 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE MID 60S. SOUTHWEST WINDS AROUND 15 MPH.    
MONDAY THROUGH TUESDAY  
MOSTLY CLEAR. LOWS 29 TO 34. HIGHS  
54 TO 59. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLEAR. LOWS IN THE LOWER  
30S. HIGHS 57 TO 62.  
 
 
 
WYZ285-181245-  
SOUTH BIGHORN MOUNTAINS-  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......41 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO  
AROUND 40 MPH.  
RIDGE TOP WINDS.....NORTHWEST 20 TO 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-2600 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AFTER MIDNIGHT.  
SCATTERED SNOW SHOWERS AFTER MIDNIGHT.  
SCATTERED SHOWERS AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....26-31.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........85-91 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH UNTIL 0300, THEN  
NORTHWEST AROUND 20 MPH. GUSTS UP TO 35 MPH.  
RIDGE TOP WINDS.....WEST 20 TO 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT UNTIL 2400, THEN 20 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......200-1400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF SNOW SHOWERS IN THE MORNING. CHANCE  
OF SNOW 30 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....38-43.  
24 HR TREND......9 DEGREES COOLER.  
MIN HUMIDITY........49-55 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 25 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 20 MPH.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S. WEST  
WINDS AROUND 20 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR. CHANCE OF SNOW SHOWERS AND  
SHOWERS. LOWS AROUND 30. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER  
50S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S.  
HIGHS 50 TO 55.  
 
 
 
WYZ281-181245-  
JOHNSON COUNTY/CASPER BLM-  
INCLUDING THE CITIES OF BUFFALO AND KAYCEE  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....52-57.  
24 HR TREND......18 DEGREES WARMER.  
MIN HUMIDITY........38-44 PERCENT.  
24 HR TREND......49 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH UNTIL 1200, THEN  
NORTHWEST. GUSTS UP TO 25 MPH.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN  
NORTHWEST.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......400-2400 FT AGL UNTIL 1200, THEN 2600-4600 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS LATE IN THE  
EVENING. SCATTERED SHOWERS LATE IN THE EVENING.  
SCATTERED SNOW SHOWERS EARLY IN THE MORNING.  
CHANCE OF PRECIPITATION 50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........87-93 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH UNTIL 2400, THEN  
NORTH AROUND 20 MPH. GUSTS UP TO 30 MPH.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 2400, THEN NORTH  
AROUND 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT UNTIL 2400, THEN 20 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH UNTIL 2400, THEN NORTHWEST  
AROUND 25 MPH.  
MIXING HEIGHT.......400-1800 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF SNOW SHOWERS AND SHOWERS IN THE  
MORNING. CHANCE OF PRECIPITATION 40 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....43-48.  
24 HR TREND......11 DEGREES COOLER.  
MIN HUMIDITY........44-50 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH UNTIL 1500, THEN  
WEST. GUSTS UP TO 30 MPH.  
RIDGE TOP WINDS.....NORTHWEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......2600-4600 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY  
WARMER. PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
LOWER 30S. HIGHS IN THE MID 60S. WEST WINDS AROUND 15 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR WITH CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S. NORTHWEST  
WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS AROUND 60.  
SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
UPPER 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 
 
 
WYZ282-181245-  
SOUTH BIGHORN BASIN/WORLAND BLM-  
INCLUDING THE CITIES OF TEN SLEEP, THERMOPOLIS, AND WORLAND  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....48-53.  
24 HR TREND......13 DEGREES WARMER.  
MIN HUMIDITY........46-52 PERCENT.  
24 HR TREND......43 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN SOUTH  
AROUND 10 MPH. GUSTS UP TO 15 MPH.  
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AFTER MIDNIGHT.  
SCATTERED SHOWERS AFTER MIDNIGHT. SCATTERED  
SNOW SHOWERS EARLY IN THE MORNING. CHANCE OF  
PRECIPITATION 50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....26-31.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........86-92 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400, THEN  
NORTHWEST AROUND 15 MPH WITH GUSTS TO AROUND 30  
MPH.  
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 2400, THEN  
NORTHWEST AROUND 20 MPH.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 2400, THEN NORTHWEST  
AROUND 20 MPH.  
MIXING HEIGHT.......400-2200 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING.  
CHANCE OF SNOW 20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....41-46.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........42-48 PERCENT.  
24 HR TREND......1 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 10 MPH UNTIL 1500, THEN  
UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 20 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH UNTIL 1200, THEN  
SOUTHWEST.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE LOWER 30S. WINDS GENERALLY  
LESS THAN 10 MPH.    
SUNDAY  
WARMER. PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE MID 60S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS AROUND 30. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
50S. WINDS GENERALLY LESS THAN 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
UPPER 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 
 
 
WYZ275-181245-  
NORTH BIGHORN BASIN/WORLAND BLM-  
INCLUDING THE CITIES OF GREYBULL, LOVELL, AND POWELL  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....47-52.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........44-50 PERCENT.  
24 HR TREND......39 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 15 MPH  
UNTIL 1200, THEN 25 MPH.  
RIDGE TOP WINDS.....SOUTH AROUND 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS IN THE  
EVENING. NUMEROUS SHOWERS AND SCATTERED SNOW  
SHOWERS AFTER MIDNIGHT. LITTLE OR NO SNOW  
ACCUMULATION. CHANCE OF PRECIPITATION 70  
PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....24-29.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........84-90 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND  
25 MPH UNTIL 2100, THEN NORTHWEST 15 TO 20 MPH  
WITH GUSTS TO AROUND 35 MPH.  
RIDGE TOP WINDS.....WEST AROUND 15 MPH UNTIL 2400, THEN NORTHWEST  
AROUND 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT UNTIL 2400, THEN 15 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH UNTIL 2400, THEN NORTHWEST  
AROUND 25 MPH.  
MIXING HEIGHT.......400-1600 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......7 DEGREES COOLER.  
MIN HUMIDITY........38-44 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH UNTIL 1500, THEN SOUTH AND GUSTY.  
RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH UNTIL 1200, THEN  
SOUTHWEST.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH UNTIL 1200, THEN WEST.  
MIXING HEIGHT.......2000-4000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SUNDAY  
WARMER. PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE LOWER 30S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND  
10 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS AROUND 30. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S. WINDS GENERALLY LESS THAN 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
UPPER 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 
 
 
WYZ276-181245-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....52-57.  
24 HR TREND......15 DEGREES WARMER.  
MIN HUMIDITY........39-45 PERCENT.  
24 HR TREND......46 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 20 MPH WITH GUSTS TO AROUND  
40 MPH.  
RIDGE TOP WINDS.....WEST AROUND 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......600-2400 FT AGL UNTIL 1200, THEN 2800-4800 FT  
AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS IN THE LATE  
EVENING AND OVERNIGHT. SCATTERED SNOW SHOWERS  
AFTER MIDNIGHT, THEN ISOLATED SNOW SHOWERS  
EARLY IN THE MORNING. CHANCE OF PRECIPITATION  
50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....28-33.  
24 HR TREND......5 DEGREES COOLER.  
MAX HUMIDITY........78-84 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS AROUND 15 MPH UNTIL 2400, THEN  
NORTHWEST. GUSTS UP TO 35 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT UNTIL 2400, THEN 15 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......600-2000 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....45-50.  
24 HR TREND......8 DEGREES COOLER.  
MIN HUMIDITY........36-42 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 10 MPH UNTIL 1200. SOUTH  
AFTER 1500. GUSTS UP TO 20 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH UNTIL 1200, THEN SOUTH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......2200-4200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 30S. SOUTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY  
WARMER. PARTLY CLOUDY. SHOWERS LIKELY WITH POSSIBLE  
SNOW SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE  
LOWER 60S. WEST WINDS AROUND 15 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S. WEST  
WINDS AROUND 10 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S.  
HIGHS 55 TO 60.  
 
 
 
WYZ287-181245-  
OWL CREEK MOUNTAINS-  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....47-52.  
24 HR TREND......13 DEGREES WARMER.  
MIN HUMIDITY........42-48 PERCENT.  
24 HR TREND......44 PERCENT DRIER.  
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN SOUTH  
AROUND 10 MPH WITH HIGHER GUSTS.  
RIDGE TOP WINDS.....SOUTH 10 TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND SNOW  
SHOWERS AFTER MIDNIGHT. SCATTERED SNOW SHOWERS  
AND SHOWERS EARLY IN THE MORNING. CHANCE OF  
PRECIPITATION 50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........83-89 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS AROUND 15 MPH UNTIL 2400, THEN  
NORTH. GUSTS UP TO 30 MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH UNTIL 2400, THEN NORTH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH UNTIL 2400, THEN NORTHWEST.  
MIXING HEIGHT.......200-1400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......8 DEGREES COOLER.  
MIN HUMIDITY........48-54 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......NORTHEAST WINDS AROUND 10 MPH WITH GUSTS TO  
AROUND 25 MPH UNTIL 1200, THEN SOUTHEAST AND  
GUSTY.  
RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH UNTIL 1200, THEN  
SOUTHEAST.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 15 MPH UNTIL 1200, THEN SOUTHWEST.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE MID 30S. HIGHS AROUND 60. WEST WINDS AROUND  
15 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS AROUND 30. HIGHS IN THE UPPER 40S. NORTHWEST WINDS AROUND  
10 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
LOWER 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 
 
 
WYZ286-181245-  
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-  
INCLUDING THE CITY OF PAHASKA  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....43-48.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........53-59 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......BREEZY. WEST WINDS 15 TO 20 MPH WITH GUSTS TO  
AROUND 45 MPH UNTIL 1500, THEN AROUND 25 MPH  
WITH GUSTS TO AROUND 45 MPH.  
RIDGE TOP WINDS.....WEST 20 TO 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE  
EVENING. NUMEROUS SNOW SHOWERS AFTER MIDNIGHT.  
SNOW ACCUMULATION UP TO 2 INCHES. CHANCE OF  
SNOW 70 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....20-25.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........81-87 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......BREEZY. WEST WINDS 20 TO 25 MPH. GUSTS UP TO 45  
MPH UNTIL 2400, THEN 35 MPH.  
RIDGE TOP WINDS.....WEST 25 TO 30 MPH.  
CHC OF WETTING RAIN.5 PERCENT UNTIL 2400, THEN 20 PERCENT.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
MIXING HEIGHT.......600-2400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....37-42.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 15 MPH WITH GUSTS TO AROUND  
35 MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......1600-3600 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 20 MPH.    
SUNDAY  
PARTLY CLOUDY. SNOW SHOWERS WITH POSSIBLE SHOWERS AND  
THUNDERSTORMS LIKELY. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S. WEST WINDS AROUND 20 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR WITH CHANCE OF SNOW SHOWERS. LOWS  
IN THE MID 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 15 MPH.   
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE MID  
40S. WEST WINDS AROUND 15 MPH.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER  
20S. HIGHS 44 TO 49.  
 
 
 
WYZ140-181245-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
ISOLATED SNOW SHOWERS EARLY IN THE MORNING.  
CHANCE OF SNOW 20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....40-45.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........59-65 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 35 MPH UNTIL 1500, THEN AROUND 20 MPH  
WITH GUSTS TO AROUND 35 MPH.  
RIDGE TOP WINDS.....SOUTHWEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND  
25 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN  
THE EVENING. SCATTERED SNOW SHOWERS THROUGH THE  
NIGHT. CHANCE OF PRECIPITATION 50 PERCENT.  
CHANCE OF THUNDER...10 PERCENT.  
MIN TEMPERATURE.....21-26.  
24 HR TREND......6 DEGREES COOLER.  
MAX HUMIDITY........86-92 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH UNTIL 0300, THEN  
NORTHWEST. GUSTS UP TO 35 MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.7 PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-2200 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........39-45 PERCENT.  
24 HR TREND......24 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH UNTIL 0900, THEN  
UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN  
SOUTHWEST AROUND 10 MPH. GUSTS UP TO 25 MPH.  
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......1600-3600 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY  
PARTLY CLOUDY. SHOWERS, SNOW SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 20S. HIGHS IN THE MID  
40S. SOUTHWEST WINDS AROUND 15 MPH.    
MONDAY  
MOSTLY CLEAR WITH SLIGHT CHANCE OF SNOW SHOWERS. LOWS  
IN THE LOWER 20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND  
10 MPH.    
TUESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 20S. HIGHS IN THE MID  
40S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE MID 20S. HIGHS IN THE MID 40S.    
THURSDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.  
 
 
 
WYZ415-181245-  
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-  
INCLUDING THE CITIES OF JACKSON AND MORAN  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........60-66 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 15 MPH  
UNTIL 1200, THEN 30 MPH.  
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS IN THE EVENING.  
SCATTERED SNOW SHOWERS THROUGH THE NIGHT.  
SCATTERED SHOWERS AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....21-26.  
24 HR TREND......4 DEGREES COOLER.  
MAX HUMIDITY........88-94 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS AROUND 15 MPH WITH GUSTS TO AROUND  
30 MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......600-2400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......23 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND  
25 MPH.  
RIDGE TOP WINDS.....WEST AROUND 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE MID 20S. WINDS GENERALLY  
LESS THAN 10 MPH.    
SUNDAY  
PARTLY CLOUDY. SNOW SHOWERS, SHOWERS LIKELY AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S. SOUTHWEST WINDS AROUND 15 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR WITH CHANCE OF SNOW SHOWERS. LOWS  
IN THE LOWER 20S. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS AROUND  
10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S. WINDS GENERALLY LESS THAN 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE MID 20S. HIGHS IN THE MID 40S.    
THURSDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.  
 
 
 
WYZ416-181245-  
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....40-45.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........53-59 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 20  
MPH UNTIL 1200, THEN 30 MPH.  
RIDGE TOP WINDS.....NORTHWEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SNOW SHOWERS EARLY IN  
THE EVENING. CHANCE OF SNOW 20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....21-26.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........87-93 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS AROUND 15 MPH WITH GUSTS TO AROUND  
35 MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-2200 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....37-42.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 15 MPH WITH GUSTS TO  
AROUND 30 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE MID 20S. WEST WINDS AROUND  
10 MPH.    
SUNDAY  
PARTLY CLOUDY. CHANCE OF SNOW SHOWERS, SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 20S. HIGHS IN  
THE UPPER 40S. WEST WINDS AROUND 15 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR. SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE LOWER 20S. HIGHS IN THE UPPER 30S. WEST WINDS AROUND  
10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
40S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 40S.  
 
 
 
WYZ288-181245-  
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-  
INCLUDING THE CITIES OF DUBOIS AND SOUTH PASS  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....43-48.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........52-58 PERCENT.  
24 HR TREND......30 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 35  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SNOW SHOWERS LATE IN  
THE EVENING. SCATTERED SNOW SHOWERS AFTER  
MIDNIGHT. CHANCE OF SNOW 50 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....23-28.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........78-84 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WINDY. WEST WINDS 25 TO 30 MPH UNTIL 0300, THEN  
AROUND 20 MPH. GUSTS UP TO 55 MPH UNTIL 2400,  
THEN 45 MPH.  
RIDGE TOP WINDS.....WEST 25 TO 30 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 30 MPH.  
MIXING HEIGHT.......400-1600 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 15 MPH WITH GUSTS TO  
AROUND 35 MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 15 MPH.    
SUNDAY  
MOSTLY CLEAR. CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN  
THE LOWER 50S. WEST WINDS AROUND 20 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR. SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND  
15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS AROUND 30. HIGHS IN THE UPPER 40S.  
WEST WINDS AROUND 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE UPPER  
40S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 40S.  
 
 
 
WYZ414-181245-  
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-  
INCLUDING THE CITY OF AFTON  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......5 DEGREES WARMER.  
MIN HUMIDITY........62-68 PERCENT.  
24 HR TREND......20 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30  
MPH.  
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE  
LATE EVENING AND OVERNIGHT. CHANCE OF SNOW 20  
PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....23-28.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........88-94 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 35  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......400-2400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....39-44.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 35 MPH  
UNTIL 1200, THEN 25 MPH.  
RIDGE TOP WINDS.....WEST AROUND 15 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE UPPER 20S. WINDS GENERALLY  
LESS THAN 10 MPH.    
SUNDAY  
PARTLY CLOUDY. SHOWERS LIKELY AND CHANCE OF SNOW  
SHOWERS. LOWS IN THE MID 20S. HIGHS IN THE LOWER 50S. SOUTHWEST  
WINDS AROUND 15 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR. SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE MID 20S. HIGHS IN THE LOWER 40S. WEST WINDS AROUND  
10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE  
LOWER 50S. WINDS GENERALLY LESS THAN 10 MPH.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER  
20S. HIGHS 47 TO 52.  
 
 
 
WYZ278-181245-  
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-  
INCLUDING THE CITIES OF BIG PINEY, FARSON, AND PINEDALE  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....44-49.  
24 HR TREND......3 DEGREES WARMER.  
MIN HUMIDITY........43-49 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH UNTIL 1500, THEN AROUND  
20 MPH. GUSTS UP TO 30 MPH.  
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......600-2400 FT AGL UNTIL 1200, THEN 2800-4800 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....24-29.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........85-91 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25  
MPH.  
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......800-2800 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....44-49.  
24 HR TREND......1 DEGREE COOLER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS AROUND 15 MPH WITH GUSTS TO  
AROUND 30 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......1800-3800 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE MID 20S. WINDS GENERALLY  
LESS THAN 10 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER  
50S. WEST WINDS AROUND 15 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. LOWS IN THE LOWER 20S. HIGHS IN  
THE UPPER 40S. NORTHWEST WINDS AROUND 10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE MID  
50S. WINDS GENERALLY LESS THAN 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE MID  
50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 
 
 
WYZ277-181245-  
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-  
INCLUDING THE CITIES OF EVANSTON, FORT BRIDGER, AND KEMMERER  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG EARLY IN THE MORNING.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....44-49.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........46-52 PERCENT.  
24 HR TREND......28 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH UNTIL 1200, THEN AROUND  
20 MPH. GUSTS UP TO 30 MPH.  
RIDGE TOP WINDS.....WEST AROUND 15 MPH UNTIL 1200, THEN AROUND 25  
MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH UNTIL 1200, THEN AROUND 25  
MPH.  
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 2400-4000 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....26-31.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........83-89 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH. GUSTS UP TO 30 MPH  
UNTIL 2400, THEN 40 MPH.  
RIDGE TOP WINDS.....WEST 20 TO 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-2600 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......2 DEGREES WARMER.  
MIN HUMIDITY........31-37 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......1400-3400 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE UPPER 20S. WEST WINDS AROUND  
10 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF SNOW SHOWERS. LOWS AROUND 30. HIGHS IN THE LOWER 60S.  
WEST WINDS AROUND 15 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS AROUND  
50. WEST WINDS AROUND 10 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE  
UPPER 50S. WINDS GENERALLY LESS THAN 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
MID 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 
 
 
WYZ279-181245-  
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-  
INCLUDING THE CITIES OF GREEN RIVER, ROCK SPRINGS, AND WAMSUTTER  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....45-50.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........46-52 PERCENT.  
24 HR TREND......29 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 35  
MPH.  
RIDGE TOP WINDS.....WEST 20 TO 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-2600 FT AGL UNTIL 1200, THEN 3000-5000 FT  
AGL.  
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN GOOD.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....31-36.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........73-79 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS AROUND 20 MPH WITH GUSTS TO AROUND  
30 MPH.  
RIDGE TOP WINDS.....WEST 20 TO 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-2600 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....47-52.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 30  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS AROUND 30. SOUTHWEST WINDS AROUND  
10 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 30S. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND  
15 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN  
THE LOWER 50S. WEST WINDS AROUND 15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE  
UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
MID 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 
 
 
WYZ289-181245-  
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-  
INCLUDING THE CITY OF JEFFREY CITY  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......33 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS AROUND 20 MPH WITH GUSTS TO AROUND  
35 MPH.  
RIDGE TOP WINDS.....WEST AROUND 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......1200-3200 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....29-34.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........84-90 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 35  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH.  
MIXING HEIGHT.......400-1400 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING.  
CHANCE OF SNOW 20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....41-46.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........42-48 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30  
MPH.  
RIDGE TOP WINDS.....WEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......1600-3600 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S. SOUTHWEST  
WINDS AROUND 20 MPH.    
MONDAY  
COOLER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 40S. WEST  
WINDS AROUND 15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE  
MID 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 
 
 
WYZ300-181245-  
CASPER MOUNTAIN-  
432 AM MDT FRI OCT 17 2025  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....46-51.  
24 HR TREND......6 DEGREES WARMER.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 20 MPH WITH GUSTS TO  
AROUND 35 MPH.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 25 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 25 MPH.  
MIXING HEIGHT.......400-2400 FT AGL UNTIL 1200, THEN 2400-4000 FT  
AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SNOW SHOWERS EARLY IN  
THE MORNING. ISOLATED SHOWERS EARLY IN THE  
MORNING. SCATTERED SNOW SHOWERS EARLY IN THE  
MORNING. CHANCE OF PRECIPITATION 40 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....27-32.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........89-95 PERCENT.  
24 HR TREND......3 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO  
AROUND 35 MPH.  
RIDGE TOP WINDS.....SOUTHWEST AROUND 20 MPH.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......200-1200 FT AGL.  
SMOKE DISPERSAL.....POOR.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
CHANCE OF SHOWERS EARLY IN THE MORNING. CHANCE  
OF SNOW SHOWERS IN THE MORNING. CHANCE OF  
PRECIPITATION 40 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....38-43.  
24 HR TREND......8 DEGREES COOLER.  
MIN HUMIDITY........48-54 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 25 MPH.  
RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH.  
CHC OF WETTING RAIN.25 PERCENT UNTIL 1200, THEN ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD.  
 
   
FORECAST DAYS 3 THROUGH 7...  
   
SATURDAY NIGHT  
CLEAR. LOWS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY  
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 20 MPH.    
MONDAY  
COLDER. MOSTLY CLEAR. CHANCE OF SNOW SHOWERS AND SLIGHT  
CHANCE OF SHOWERS. LOWS AROUND 30. HIGHS IN THE MID 40S. WEST  
WINDS AROUND 15 MPH.    
TUESDAY  
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. LOWS IN THE MID 30S. HIGHS IN THE  
LOWER 50S.    
THURSDAY  
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 
 
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