399  
FPUS55 KRIW 122049  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
147 PM MST FRI DEC 12 2025  
 
WYZ020-122300-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS AROUND 50. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE UPPER 20S.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE LOWER 40S. WEST WINDS 15 TO 20 MPH WITH GUSTS  
UP TO 30 MPH, BECOMING NORTHEAST AROUND 10 MPH WITH GUSTS UP TO  
20 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE MID 50S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
CLEAR, BREEZY WITH LOWS AROUND 30.    
MONDAY
 
SUNNY, BREEZY WITH HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH LOWS IN THE MID 30S.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY AND WINDY. LOWS AROUND 40.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH  
A CHANCE OF RAIN AND SNOW SHOWERS IN THE AFTERNOON. WINDY WITH  
HIGHS IN THE LOWER 50S. TEMPERATURE FALLING INTO THE MID 40S IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 20S.   
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ017-122300-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE LOWER 50S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 35 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 30S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 50. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. SOUTH WINDS  
AROUND 10 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF RAIN  
30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. WINDY  
WITH HIGHS AROUND 50. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ018-122300-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.  
TEMPERATURE FALLING INTO THE UPPER 40S LATE. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 30S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 50S. SOUTHWEST WINDS 10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND  
10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE UPPER 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF RAIN  
30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH SHOWERS LIKELY IN THE MORNING,  
THEN MOSTLY SUNNY WITH A CHANCE OF RAIN AND SNOW SHOWERS IN THE  
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. WINDY WITH HIGHS IN  
THE UPPER 40S. CHANCE OF PRECIPITATION 60 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR WITH A CHANCE OF RAIN AND SNOW  
SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. BREEZY  
WITH LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS. A  
SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE MID  
40S. CHANCE OF PRECIPITATION 20 PERCENT.  
 

 
 
WYZ028-122300-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
MOSTLY SUNNY. HIGHS AROUND 50. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 50. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SUNDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD  
WITH LOWS AROUND 20.    
MONDAY
 
SUNNY. HIGHS AROUND 50.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 20S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
MID 30S.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS. WINDY WITH HIGHS  
AROUND 50. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
EVENING. PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS.  
BREEZY WITH LOWS IN THE MID 20S. CHANCE OF PRECIPITATION  
20 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS. A  
SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS  
IN THE MID 40S. CHANCE OF PRECIPITATION 20 PERCENT.  
 

 
 
WYZ013-122300-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 20. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTH WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 16 TO 22.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
CLEAR, COLD WITH LOWS 15 TO 20.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A  
SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE MID  
20S. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY
 
A CHANCE OF RAIN AND SNOW SHOWERS IN THE MORNING, THEN  
RAIN AND SNOW SHOWERS LIKELY IN THE AFTERNOON. LITTLE OR NO SNOW  
ACCUMULATION. HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION  
60 PERCENT.    
TUESDAY NIGHT
 
RAIN AND SNOW SHOWERS. LIGHT SNOW ACCUMULATION.  
BREEZY WITH LOWS AROUND 30. CHANCE OF PRECIPITATION 90 PERCENT.    
WEDNESDAY
 
SNOW AND RAIN SHOWERS. NEW LIGHT SNOW ACCUMULATION.  
BREEZY WITH HIGHS AROUND 40. CHANCE OF PRECIPITATION 90 PERCENT.    
WEDNESDAY NIGHT
 
SNOW SHOWERS LIKELY. NEW LIGHT SNOW  
ACCUMULATION POSSIBLE. BREEZY WITH LOWS AROUND 20. CHANCE OF SNOW  
60 PERCENT.    
THURSDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN  
THE MID 30S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ003-122300-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 40S.  
WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS AROUND 30. WEST WINDS  
20 TO 25 MPH WITH GUSTS UP TO 55 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE MID 40S. NORTHWEST WINDS 20 TO 25 MPH WITH  
GUSTS UP TO 45 MPH, BECOMING SOUTH 15 TO 20 MPH WITH GUSTS UP TO  
35 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY. NEAR STEADY TEMPERATURE IN THE MID 30S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 50S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.    
MONDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS AROUND 40.    
TUESDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE LOWER 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. BREEZY WITH LOWS IN THE  
UPPER 30S. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY. RAIN SHOWERS LIKELY WITH A SLIGHT  
CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF SNOW AND  
RAIN SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
WINDY WITH HIGHS IN THE UPPER 40S. TEMPERATURE FALLING INTO THE  
UPPER 30S IN THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. BREEZY WITH HIGHS IN THE LOWER 40S. CHANCE OF SNOW  
30 PERCENT.  
 

 
 
WYZ004-122300-  
NORTH BIGHORN BASIN-  
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,  
AND SHELL  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S. SOUTH WINDS AROUND  
10 MPH WITH GUSTS UP TO 25 MPH.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 40. NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH,  
BECOMING EAST IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHEAST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
MONDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 50.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
AFTER MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF RAIN  
20 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF  
SNOW SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS AROUND 50.  
TEMPERATURE FALLING INTO THE LOWER 40S IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
40S.  
 

 
 
WYZ006-122300-  
SOUTHEAST BIGHORN BASIN-  
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS AROUND 40.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTH WINDS  
AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 40S. WEST WINDS AROUND 10 MPH, BECOMING NORTHEAST IN  
THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S. SOUTH WINDS AROUND  
10 MPH IN THE AFTERNOON.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A  
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE  
LOWER 50S. TEMPERATURE FALLING INTO THE MID 40S IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ005-122300-  
SOUTHWEST BIGHORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 40S. NORTHWEST WINDS AROUND 10 MPH, BECOMING EAST IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. SOUTH WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF RAIN  
20 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. BREEZY  
WITH HIGHS IN THE LOWER 50S. TEMPERATURE FALLING INTO THE LOWER  
40S IN THE AFTERNOON. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 40S. CHANCE OF SNOW 20 PERCENT.  
 

 
 
WYZ023-122300-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 20. SOUTHEAST WINDS AROUND  
10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 50.    
SUNDAY NIGHT
 
CLEAR, COLD WITH LOWS 16 TO 22.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.  
LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
CLOUDY WITH A CHANCE OF RAIN SHOWERS. A CHANCE OF SNOW  
SHOWERS, MAINLY IN THE MORNING. LITTLE OR NO SNOW ACCUMULATION.  
HIGHS IN THE MID 40S. CHANCE OF PRECIPITATION 50 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF SNOW SHOWERS. A CHANCE OF  
RAIN SHOWERS IN THE EVENING, THEN RAIN SHOWERS AFTER MIDNIGHT.  
LITTLE OR NO SNOW ACCUMULATION. LOWS AROUND 30. CHANCE OF  
PRECIPITATION 80 PERCENT.    
WEDNESDAY
 
RAIN SHOWERS. A SLIGHT CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW  
ACCUMULATION. HIGHS AROUND 40. CHANCE OF PRECIPITATION  
90 PERCENT.    
WEDNESDAY NIGHT
 
SNOW SHOWERS LIKELY, MAINLY IN THE EVENING.  
LIGHT SNOW ACCUMULATION POSSIBLE. LOWS IN THE LOWER 20S. CHANCE  
OF SNOW 60 PERCENT.    
THURSDAY
 
SNOW SHOWERS LIKELY IN THE MORNING, THEN SNOW SHOWERS  
WITH RAIN SHOWERS LIKELY IN THE AFTERNOON. NEW LIGHT SNOW  
ACCUMULATION. HIGHS AROUND 40. CHANCE OF PRECIPITATION  
80 PERCENT.  
 

 
 
WYZ025-122300-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS AROUND 40. NORTHWEST WINDS  
AROUND 10 MPH.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD WITH  
LOWS AROUND 20. NORTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 20.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 15 TO 20.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A CHANCE  
OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 40S. CHANCE  
OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT
 
A CHANCE OF RAIN SHOWERS. A CHANCE OF SNOW  
SHOWERS IN THE EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT.  
LIGHT SNOW ACCUMULATION POSSIBLE. LOWS IN THE MID 20S. CHANCE OF  
PRECIPITATION 70 PERCENT.    
WEDNESDAY
 
RAIN SHOWERS IN THE MORNING. SNOW SHOWERS. NEW LIGHT  
SNOW ACCUMULATION. BREEZY WITH HIGHS AROUND 40. TEMPERATURE  
FALLING TO AROUND 30 IN THE AFTERNOON. CHANCE OF PRECIPITATION  
90 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SNOW SHOWERS. BREEZY, COLD  
WITH LOWS 15 TO 20.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. LIGHT SNOW  
ACCUMULATION POSSIBLE. HIGHS IN THE MID 30S. CHANCE OF SNOW  
60 PERCENT.  
 

 
 
WYZ026-122300-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
TEMPERATURE FALLING INTO THE UPPER 30S LATE. NORTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 35 MPH.    
TONIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 20. WEST WINDS  
AROUND 10 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 40S. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO  
25 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 20.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 15 TO 20.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS  
AFTER MIDNIGHT. LOWS AROUND 30. CHANCE OF PRECIPITATION  
30 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. SNOW SHOWERS LIKELY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. LITTLE OR NO SNOW ACCUMULATION. WINDY WITH HIGHS IN THE  
LOWER 40S. CHANCE OF PRECIPITATION 60 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY, COLD WITH LOWS AROUND 20.    
THURSDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SNOW SHOWERS. A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE AFTERNOON. HIGHS AROUND 40. CHANCE OF PRECIPITATION  
30 PERCENT.  
 

 
 
WYZ010-122300-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. MUCH COOLER WITH HIGHS IN THE  
UPPER 20S.    
TONIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 14 TO 18. SOUTH WINDS  
AROUND 10 MPH, BECOMING WEST AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS AROUND 30. NORTH WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 30 MPH, BECOMING SOUTHEAST AROUND 10 MPH IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S. SOUTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
SUNDAY
 
MOSTLY SUNNY. NOT AS COOL WITH HIGHS IN THE MID 50S.  
SOUTHWEST WINDS 10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN AND SNOW SHOWERS IN  
THE AFTERNOON. BREEZY WITH HIGHS IN THE LOWER 50S. TEMPERATURE  
FALLING TO AROUND 40 IN THE AFTERNOON. CHANCE OF PRECIPITATION  
30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ011-122300-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. MUCH COOLER WITH HIGHS IN THE  
UPPER 30S.    
TONIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 20. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 30S. NORTH WINDS 15 TO  
20 MPH WITH GUSTS UP TO 30 MPH, BECOMING SOUTHEAST AROUND 10 MPH  
IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 20S. SOUTHWEST WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY SUNNY. NOT AS COOL WITH HIGHS AROUND 60.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
CLEAR. LOWS AROUND 30.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE UPPER 50S.    
TUESDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE UPPER 30S.   
WEDNESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS IN  
THE AFTERNOON. WINDY WITH HIGHS IN THE MID 50S. TEMPERATURE  
FALLING INTO THE LOWER 40S IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
BREEZY WITH LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ027-122300-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 35 MPH.    
TONIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SUNDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 20.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS  
AFTER MIDNIGHT. BREEZY WITH LOWS IN THE LOWER 30S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. RAIN SHOWERS WITH A SLIGHT CHANCE OF  
SNOW SHOWERS IN THE MORNING, THEN RAIN AND SNOW SHOWERS LIKELY IN  
THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. WINDY WITH HIGHS  
IN THE LOWER 40S. CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY NIGHT
 
A CHANCE OF RAIN SHOWERS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. BREEZY WITH LOWS IN  
THE MID 20S. CHANCE OF PRECIPITATION 30 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A CHANCE  
OF RAIN SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE LOWER  
40S. CHANCE OF PRECIPITATION 30 PERCENT.  
 

 
 
WYZ016-122300-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 50.  
TEMPERATURE FALLING INTO THE LOWER 40S LATE. NORTHWEST WINDS  
20 TO 25 MPH WITH GUSTS UP TO 45 MPH.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. WINDY  
WITH LOWS AROUND 30. NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP  
TO 45 MPH.    
SATURDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 40S.  
NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS AROUND 30.  
NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. TEMPERATURE  
FALLING INTO THE MID 40S IN THE AFTERNOON. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.    
TUESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A SLIGHT  
CHANCE OF RAIN SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON. WINDY WITH HIGHS IN THE UPPER 40S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS  
IN THE EVENING, THEN RAIN AND SNOW SHOWERS LIKELY AFTER MIDNIGHT.  
LITTLE OR NO SNOW ACCUMULATION. BREEZY WITH LOWS IN THE LOWER  
30S. CHANCE OF PRECIPITATION 60 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY. SNOW AND RAIN SHOWERS IN THE MORNING,  
THEN SNOW SHOWERS LIKELY WITH A CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. LIGHT SNOW ACCUMULATION. WINDY WITH HIGHS IN THE LOWER  
40S. TEMPERATURE FALLING INTO THE MID 30S IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 80 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. WINDY WITH LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. LITTLE OR NO  
SNOW ACCUMULATION. BREEZY WITH HIGHS AROUND 40. CHANCE OF SNOW  
60 PERCENT.  
 

 
 
WYZ001-122300-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
MOSTLY CLOUDY AND BREEZY. HIGHS IN THE MID 30S.  
WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY, COLD WITH LOWS AROUND 20.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 30S. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
30 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 15 TO 21. SOUTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
SUNDAY
 
SUNNY. HIGHS AROUND 40. SOUTH WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 14 TO 20.    
MONDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 30S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER  
20S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. LIGHT SNOW  
ACCUMULATION POSSIBLE. HIGHS IN THE MID 30S. CHANCE OF SNOW  
70 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION.  
BREEZY WITH LOWS IN THE MID 20S. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. WINDY  
WITH HIGHS IN THE LOWER 30S. TEMPERATURE FALLING INTO THE LOWER  
20S IN THE AFTERNOON. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH SNOW SHOWERS LIKELY. NEW  
LIGHT SNOW ACCUMULATION POSSIBLE. BREEZY, COLD WITH LOWS 10 TO  
20. CHANCE OF SNOW 60 PERCENT.    
THURSDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN  
THE UPPER 20S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ029-122300-  
FLAMING GORGE-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. WEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 30. WEST WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S. NORTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SUNDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 50.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 20S.    
MONDAY
 
SUNNY. HIGHS AROUND 50.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 30.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS. WINDY WITH HIGHS IN  
THE UPPER 40S. TEMPERATURE FALLING INTO THE LOWER 40S IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE UPPER  
20S.    
THURSDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ022-122300-  
CASPER MOUNTAIN-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE AROUND  
40. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 30S.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE LOWER 40S. WEST WINDS 15 TO 20 MPH. GUSTS UP TO  
40 MPH IN THE MORNING.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
CLEAR, BREEZY WITH LOWS IN THE LOWER 30S.    
MONDAY
 
SUNNY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH LOWS IN THE MID 30S.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 40S.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. WINDY WITH LOWS IN THE MID 30S.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY  
WITH A CHANCE OF SNOW SHOWERS WITH A SLIGHT CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON. WINDY WITH HIGHS IN THE LOWER 40S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW SHOWERS  
IN THE EVENING. BREEZY WITH LOWS IN THE MID 20S. CHANCE OF SNOW  
20 PERCENT.    
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.  
 

 
 
WYZ002-122300-  
ABSAROKA MOUNTAINS-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND WINDY. HIGHS AROUND 40. WEST  
WINDS 20 TO 30 MPH WITH GUSTS UP TO 55 MPH.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. VERY  
WINDY WITH LOWS IN THE MID 20S. WEST WINDS 30 TO 40 MPH WITH  
GUSTS UP TO 65 MPH.    
SATURDAY
 
MOSTLY SUNNY AND WINDY. HIGHS IN THE MID 30S. WEST  
WINDS 20 TO 30 MPH WITH GUSTS UP TO 55 MPH, DIMINISHING TO 15 TO  
20 MPH WITH GUSTS UP TO 45 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. NEAR STEADY  
TEMPERATURE IN THE UPPER 20S. WEST WINDS 15 TO 20 MPH WITH GUSTS  
UP TO 40 MPH.    
SUNDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 40S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 20S.    
MONDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 30S.    
MONDAY NIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE UPPER 20S.    
TUESDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. WINDY WITH HIGHS IN THE MID 30S.    
TUESDAY NIGHT
 
A CHANCE OF SNOW SHOWERS IN THE EVENING, THEN  
SNOW SHOWERS AFTER MIDNIGHT. MODERATE SNOW ACCUMULATION. WINDY  
WITH LOWS IN THE MID 20S. CHANCE OF SNOW 80 PERCENT.    
WEDNESDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. VERY  
WINDY WITH HIGHS IN THE LOWER 30S. TEMPERATURE FALLING INTO THE  
LOWER 20S IN THE AFTERNOON. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. WINDY, COLD WITH LOWS 12 TO 20.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. LIGHT SNOW  
ACCUMULATION POSSIBLE. BREEZY WITH HIGHS IN THE UPPER 20S. CHANCE  
OF SNOW 60 PERCENT.  
 

 
 
WYZ007-122300-  
OWL CREEK AND BRIDGER MOUNTAINS-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 30S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 40S. NORTHWEST WINDS 10 TO 15 MPH, BECOMING SOUTHEAST  
IN THE AFTERNOON. GUSTS UP TO 30 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE  
MID 30S. SOUTHWEST WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 50.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS  
AFTER MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
CHANCE OF RAIN AND SNOW SHOWERS. LITTLE OR NO SNOW ACCUMULATION.  
WINDY WITH HIGHS IN THE MID 40S. TEMPERATURE FALLING INTO THE  
UPPER 30S IN THE AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH HIGHS IN THE LOWER 40S.  
 

 
 
WYZ008-122300-  
BIGHORN MOUNTAINS WEST-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
LOWER 30S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 40 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY TEMPERATURE  
AROUND 30. WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 30S. NORTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 40 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY TEMPERATURE  
IN THE MID 30S.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE LOWER 40S.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. BREEZY WITH LOWS IN THE LOWER  
30S.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. SNOW SHOWERS LIKELY WITH A CHANCE OF RAIN SHOWERS. LITTLE  
OR NO SNOW ACCUMULATION. WINDY WITH HIGHS IN THE UPPER 30S.  
TEMPERATURE FALLING TO AROUND 30 IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 70 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. BREEZY, COLD WITH LOWS AROUND 20. CHANCE OF SNOW  
30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.  
 

 
 
WYZ009-122300-  
BIGHORN MOUNTAINS SOUTHEAST-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY  
TEMPERATURE IN THE LOWER 30S. WEST WINDS 20 TO 25 MPH WITH GUSTS  
UP TO 45 MPH.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. WINDY  
WITH LOWS IN THE UPPER 20S. WEST WINDS 20 TO 30 MPH WITH GUSTS UP  
TO 55 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE MID 30S. WEST WINDS 15 TO 25 MPH WITH GUSTS UP  
TO 50 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
BREEZY WITH LOWS IN THE UPPER 20S. WEST WINDS 15 TO 20 MPH WITH  
GUSTS UP TO 35 MPH.    
SUNDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 50. WEST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 40 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY TEMPERATURE  
IN THE UPPER 30S.    
TUESDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE MID 40S.    
TUESDAY NIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS WITH A  
SLIGHT CHANCE OF RAIN SHOWERS. WINDY WITH HIGHS AROUND 40.  
TEMPERATURE FALLING INTO THE LOWER 30S IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. WINDY  
WITH LOWS IN THE LOWER 20S. CHANCE OF SNOW 20 PERCENT.    
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 30S.  
 

 
 
WYZ012-122300-  
TETON AND GROS VENTRE MOUNTAINS-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
TONIGHT
 
MOSTLY CLEAR AND BREEZY, COLD WITH LOWS AROUND 20.  
WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 17 TO 23. SOUTH  
WINDS AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE UPPER 30S. SOUTHEAST WINDS AROUND  
10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
SUNDAY NIGHT
 
CLEAR, COLD WITH LOWS 15 TO 21.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S.    
MONDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 20S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
SNOW SHOWERS LIKELY. LIGHT SNOW ACCUMULATION POSSIBLE.  
HIGHS IN THE MID 30S. CHANCE OF SNOW 70 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS LIKELY IN THE EVENING, THEN SNOW  
SHOWERS AFTER MIDNIGHT. SNOW MAY BE HEAVY AT TIMES AFTER  
MIDNIGHT. NEW MODERATE SNOW ACCUMULATION. BREEZY WITH LOWS IN THE  
MID 20S. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION. WINDY  
WITH HIGHS IN THE LOWER 30S. TEMPERATURE FALLING INTO THE LOWER  
20S IN THE AFTERNOON. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT
 
SNOW SHOWERS LIKELY. NEW LIGHT SNOW  
ACCUMULATION POSSIBLE. BREEZY, COLD WITH LOWS 14 TO 20. CHANCE OF  
SNOW 60 PERCENT.    
THURSDAY
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION. HIGHS  
IN THE UPPER 20S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ014-122300-  
WIND RIVER MOUNTAINS WEST-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
MOSTLY CLOUDY AND BREEZY. HIGHS IN THE MID 30S.  
WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY, COLD WITH LOWS AROUND 20.  
WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 35 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. NORTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. TEMPERATURE  
FALLING INTO THE LOWER 30S IN THE AFTERNOON. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 40 PERCENT CHANCE OF SNOW SHOWERS. BREEZY WITH HIGHS IN  
THE MID 30S.    
TUESDAY NIGHT
 
A CHANCE OF SNOW SHOWERS IN THE EVENING, THEN  
SNOW SHOWERS AFTER MIDNIGHT. LIGHT SNOW ACCUMULATION. WINDY WITH  
LOWS IN THE MID 20S. CHANCE OF SNOW 80 PERCENT.    
WEDNESDAY
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION. WINDY  
WITH HIGHS AROUND 30. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE EVENING. NEW LIGHT SNOW ACCUMULATION POSSIBLE. WINDY, COLD  
WITH LOWS 10 TO 20. CHANCE OF SNOW 60 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. NEW LIGHT  
SNOW ACCUMULATION POSSIBLE. BREEZY WITH HIGHS IN THE UPPER 20S.  
CHANCE OF SNOW 60 PERCENT.  
 

 
 
WYZ015-122300-  
WIND RIVER MOUNTAINS EAST-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE UPPER  
30S. WEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 55 MPH.    
TONIGHT
 
PARTLY CLOUDY AND VERY WINDY. LOWS IN THE MID 20S.  
WEST WINDS 30 TO 40 MPH WITH GUSTS UP TO 60 MPH.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. WINDY WITH HIGHS IN THE UPPER 30S. WEST WINDS 20 TO  
30 MPH WITH GUSTS UP TO 55 MPH, DIMINISHING TO 15 TO 20 MPH WITH  
GUSTS UP TO 40 MPH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY  
TEMPERATURE IN THE UPPER 20S. WEST WINDS 15 TO 20 MPH WITH GUSTS  
UP TO 30 MPH.    
SUNDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 40S.  
TEMPERATURE FALLING INTO THE MID 30S IN THE AFTERNOON. WEST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 20S.    
MONDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 40.    
MONDAY NIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE UPPER 20S.    
TUESDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. WINDY WITH HIGHS IN THE UPPER 30S.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT. LIGHT SNOW  
ACCUMULATION. VERY WINDY WITH LOWS IN THE UPPER 20S. CHANCE OF  
SNOW 80 PERCENT.    
WEDNESDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. VERY  
WINDY WITH HIGHS IN THE LOWER 30S. CHANCE OF SNOW 90 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE EVENING. NEW LIGHT SNOW ACCUMULATION POSSIBLE. VERY WINDY AND  
COLD WITH LOWS 12 TO 22. CHANCE OF SNOW 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. NEW LIGHT  
SNOW ACCUMULATION POSSIBLE. WINDY WITH HIGHS IN THE UPPER 20S.  
CHANCE OF SNOW 60 PERCENT.  
 

 
 
WYZ019-122300-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER  
40S. WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.    
TONIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE LOWER 30S. WEST  
WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE UPPER 40S. WEST WINDS 15 TO 25 MPH. GUSTS UP TO  
40 MPH IN THE MORNING.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 40S.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. WINDY WITH LOWS IN THE MID  
30S.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS. WINDY WITH HIGHS IN  
THE MID 40S. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. BREEZY WITH LOWS IN THE MID 20S. CHANCE OF SNOW  
30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ024-122300-  
SALT RIVER AND WYOMING RANGES-  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
TONIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 20S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS  
AROUND 10 MPH IN THE EVENING.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
MID 20S.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS LIKELY WITH A CHANCE OF RAIN SHOWERS  
IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE  
UPPER 30S. CHANCE OF PRECIPITATION 60 PERCENT.    
TUESDAY NIGHT
 
A CHANCE OF SNOW AND RAIN SHOWERS IN THE  
EVENING, THEN SNOW AND RAIN SHOWERS AFTER MIDNIGHT. LIGHT SNOW  
ACCUMULATION. BREEZY WITH LOWS IN THE UPPER 20S. CHANCE OF  
PRECIPITATION 80 PERCENT.    
WEDNESDAY
 
RAIN SHOWERS IN THE MORNING. SNOW SHOWERS. NEW LIGHT  
SNOW ACCUMULATION. WINDY WITH HIGHS IN THE MID 30S. CHANCE OF  
PRECIPITATION 90 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE EVENING. NEW LIGHT SNOW ACCUMULATION POSSIBLE. BREEZY, COLD  
WITH LOWS AROUND 20. CHANCE OF SNOW 60 PERCENT.    
THURSDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. BREEZY  
WITH HIGHS IN THE LOWER 30S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ030-122300-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
147 PM MST FRI DEC 12 2025  
   
THIS AFTERNOON
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER  
40S. WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.    
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS AROUND 30. WEST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE UPPER 40S. WEST WINDS 15 TO 20 MPH WITH GUSTS  
UP TO 35 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND  
10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 20S.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 30.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 50.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. BREEZY WITH LOWS IN THE LOWER 30S.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS. WINDY WITH HIGHS IN  
THE MID 40S. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 20S.   
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.  
 

 
 
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