318  
FPUS55 KRIW 170540  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
1039 PM MST MON DEC 16 2024  
 
WYZ020-171100-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. BREEZY WITH  
LOWS IN THE MID 20S. SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS UP  
TO 50 MPH.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS AROUND 40. NORTHWEST WINDS 15 TO  
20 MPH. GUSTS UP TO 35 MPH IN THE MORNING.    
TUESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS AROUND 20.  
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, INCREASING  
TO 15 TO 20 MPH WITH GUSTS UP TO 40 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 40S. SOUTHWEST WINDS 15 TO  
25 MPH WITH GUSTS UP TO 45 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
WINDY WITH LOWS IN THE MID 20S. SOUTHWEST WINDS 20 TO 30 MPH WITH  
GUSTS UP TO 50 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S. TEMPERATURE  
FALLING INTO THE UPPER 30S IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 50.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 50. TEMPERATURE  
FALLING INTO THE LOWER 40S IN THE AFTERNOON.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
MONDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ017-171100-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 20S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40. WEST WINDS AROUND 10 MPH, BECOMING NORTH  
IN THE AFTERNOON. GUSTS UP TO 30 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20. SOUTH  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
WEDNESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.  
SOUTH WINDS 15 TO 20 MPH. GUSTS UP TO 30 MPH, INCREASING TO  
40 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS AROUND 20.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ018-171100-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW LATE THIS EVENING,  
THEN PARTLY CLOUDY AFTER MIDNIGHT. BREEZY WITH LOWS IN THE LOWER  
20S. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE  
OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40. SOUTH WINDS AROUND 10 MPH WITH GUSTS UP  
TO 25 MPH IN THE MORNING.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20. SOUTH  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 40S. SOUTHWEST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING SOUTH 15 TO 20 MPH WITH  
GUSTS UP TO 35 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER  
20S. SOUTHWEST WINDS 15 TO 20 MPH. GUSTS UP TO 35 MPH IN THE  
EVENING.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ028-171100-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. BREEZY, COLD.  
NEAR STEADY TEMPERATURE IN THE MID 20S. SOUTH WINDS AROUND 10 MPH  
WITH GUSTS UP TO 25 MPH, BECOMING SOUTHWEST 15 TO 20 MPH WITH  
GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE MORNING,  
THEN PARTLY CLOUDY IN THE AFTERNOON. BREEZY WITH HIGHS IN THE MID  
30S. WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF  
SNOW 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. COLD WITH LOWS 11 TO 17. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING WEST WITH GUSTS UP TO 20 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 12 TO 20. WEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 5 TO 15 ABOVE.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 20.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 30S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 12 TO 20.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 12 TO 20.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40.  
 

 
 
WYZ013-171100-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
1039 PM MST MON DEC 16 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST  
TUESDAY...  
   
TONIGHT
 
SNOW. SNOW MAY BE HEAVY AT TIMES LATE THIS EVENING.  
SNOW ACCUMULATION OF 2 TO 6 INCHES. LOWS AROUND 20. SOUTH WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW 90 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SNOW. STORM TOTAL SNOW ACCUMULATION  
OF 4 TO 8 INCHES. HIGHS IN THE LOWER 30S. SOUTH WINDS AROUND  
10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
CHANCE OF SNOW 80 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS AROUND 20. SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 25 MPH. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.  
BREEZY WITH HIGHS IN THE MID 30S. SOUTH WINDS 15 TO 20 MPH. GUSTS  
UP TO 35 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW, MAINLY IN THE  
EVENING. COLD WITH LOWS AROUND 20. SOUTHWEST WINDS 10 TO 15 MPH.  
GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 20.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 20.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SNOW. COLD WITH LOWS AROUND  
20.    
SUNDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. LITTLE  
OR NO SNOW ACCUMULATION. HIGHS IN THE MID 30S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS 15 TO 21. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW. LIGHT  
SNOW ACCUMULATION POSSIBLE. HIGHS IN THE MID 30S.  
 

 
 
WYZ003-171100-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW LATE THIS EVENING,  
THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER 20S.  
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH, BECOMING  
WEST WITH GUSTS UP TO 35 MPH AFTER MIDNIGHT. CHANCE OF SNOW  
30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 30S. SOUTHWEST WINDS AROUND 10 MPH, BECOMING NORTHEAST  
IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY WITH LOWS IN THE MID 20S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 35 MPH, INCREASING TO 20 TO 25 MPH WITH  
GUSTS UP TO 45 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY AND VERY WINDY. HIGHS IN THE MID 40S.  
SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS UP TO 50 MPH, INCREASING  
TO WEST 30 TO 40 MPH WITH GUSTS UP TO 70 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY WITH LOWS AROUND 30. WEST WINDS 15 TO  
25 MPH WITH GUSTS UP TO 50 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S. TEMPERATURE  
FALLING INTO THE MID 30S IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
LOWER 30S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 50.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
SUNDAY
 
MOSTLY CLOUDY AND BREEZY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ004-171100-  
NORTH BIGHORN BASIN-  
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,  
AND SHELL  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT. LOWS  
IN THE LOWER 20S. WEST WINDS AROUND 10 MPH. CHANCE OF SNOW  
30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 30S. WEST WINDS AROUND 10 MPH, BECOMING NORTHEAST WITH  
GUSTS UP TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20.  
SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.  
SOUTH WINDS 15 TO 20 MPH. GUSTS UP TO 40 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH, BECOMING WEST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ006-171100-  
SOUTHEAST BIGHORN BASIN-  
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. LOWS  
IN THE LOWER 20S. WEST WINDS AROUND 10 MPH.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 30S. WEST WINDS AROUND 10 MPH IN THE MORNING.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 15 TO 23. SOUTHEAST  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S. SOUTH WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 50.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ005-171100-  
SOUTHWEST BIGHORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY. COLD WITH LOWS AROUND 20. WEST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 40.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 15 TO 23. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING WEST AFTER MIDNIGHT. GUSTS UP TO  
25 MPH.    
WEDNESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 40S.  
SOUTHWEST WINDS AROUND 10 MPH, BECOMING WEST 15 TO 20 MPH IN THE  
AFTERNOON. GUSTS UP TO 35 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS 10 TO  
15 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 40S. TEMPERATURE  
FALLING INTO THE MID 30S IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 50.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ023-171100-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
1039 PM MST MON DEC 16 2024  
   
..WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST TUESDAY
 
 
   
TONIGHT
 
SNOW. SNOW ACCUMULATION OF 1 TO 4 INCHES. LOWS IN THE  
MID 20S. SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE  
OF SNOW 80 PERCENT.    
TUESDAY
 
CLOUDY WITH SNOW. STORM TOTAL SNOW ACCUMULATION OF  
4 TO 8 INCHES. HIGHS IN THE LOWER 30S. SOUTH WINDS AROUND 10 MPH,  
BECOMING WEST IN THE AFTERNOON. CHANCE OF SNOW 80 PERCENT.    
TUESDAY NIGHT
 
CLOUDY, COLD WITH LOWS 16 TO 22. SOUTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE AFTERNOON.  
HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND 10 MPH. CHANCE OF SNOW  
30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE  
EVENING. COLD WITH LOWS 14 TO 20. SOUTHWEST WINDS AROUND 10 MPH  
IN THE EVENING. CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 20.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 14 TO 20.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SNOW. A CHANCE OF RAIN AFTER MIDNIGHT.  
LOWS IN THE LOWER 20S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW. HIGHS  
IN THE MID 30S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SNOW IN THE  
EVENING, THEN A CHANCE OF SNOW AFTER MIDNIGHT. COLD WITH LOWS  
16 TO 22. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
CLOUDY WITH A CHANCE OF SNOW. A CHANCE OF RAIN IN THE  
AFTERNOON. LIGHT SNOW ACCUMULATION POSSIBLE. HIGHS IN THE MID  
30S. CHANCE OF PRECIPITATION 50 PERCENT.  
 

 
 
WYZ025-171100-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
SNOW. SNOW ACCUMULATION UP TO 6 INCHES. COLD WITH LOWS  
13 TO 17. SOUTHEAST WINDS AROUND 10 MPH. CHANCE OF SNOW  
90 PERCENT.    
TUESDAY
 
SNOW. STORM TOTAL SNOW ACCUMULATION OF 3 TO 5 INCHES.  
HIGHS IN THE LOWER 30S. SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS  
UP TO 20 MPH, BECOMING WEST WITH GUSTS UP TO 30 MPH IN THE  
AFTERNOON. CHANCE OF SNOW 80 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. COLD WITH LOWS 8 TO 14 ABOVE.  
NORTH WINDS AROUND 10 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 30S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. COLD WITH LOWS 11 TO 15. WEST WINDS AROUND 10 MPH,  
BECOMING NORTHWEST AFTER MIDNIGHT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SNOW AFTER MIDNIGHT. COLD WITH LOWS 10 TO  
20. CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS  
IN THE MID 30S. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS 10 TO 15. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS  
IN THE MID 30S.  
 

 
 
WYZ026-171100-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY WITH SNOW. SNOW ACCUMULATION UP TO 3 INCHES.  
COLD WITH LOWS 13 TO 17. SOUTH WINDS AROUND 10 MPH, BECOMING  
SOUTHWEST AFTER MIDNIGHT. GUSTS UP TO 30 MPH. CHANCE OF SNOW  
80 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SNOW LIKELY IN THE MORNING, THEN  
PARTLY CLOUDY WITH A CHANCE OF SNOW IN THE AFTERNOON. SNOW  
ACCUMULATION UP TO 2 INCHES. BREEZY WITH HIGHS IN THE MID 30S.  
WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW  
60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 10 ABOVE.  
WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTH  
AFTER MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 30. NORTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 10 ABOVE.  
WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 5 TO 10 ABOVE.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 5 TO 10 ABOVE.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 30S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 10 ABOVE.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 30S.  
 

 
 
WYZ010-171100-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT. LOWS IN THE  
LOWER 20S. NORTH WINDS AROUND 10 MPH. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE UPPER 30S. NORTHWEST WINDS 15 TO 20 MPH WITH  
GUSTS UP TO 30 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20. SOUTH  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE LOWER 50S. SOUTH WINDS 10 TO 15 MPH. GUSTS  
UP TO 30 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 40.    
THURSDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 50S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 50S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE UPPER 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.  
 

 
 
WYZ011-171100-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY. A CHANCE OF SNOW LATE THIS EVENING. LOWS IN  
THE LOWER 20S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20.  
SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. BREEZY WITH HIGHS AROUND 50. SOUTHWEST WINDS 15 TO  
25 MPH. GUSTS UP TO 45 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
BREEZY WITH LOWS IN THE MID 20S. WEST WINDS 15 TO 20 MPH WITH  
GUSTS UP TO 30 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 50S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 50S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 50.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE UPPER 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS AROUND 50.  
 

 
 
WYZ027-171100-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY WITH SNOW LIKELY. PATCHY BLOWING SNOW. SNOW  
ACCUMULATION UP TO 3 INCHES. BREEZY WITH LOWS AROUND 20.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF  
SNOW 60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SNOW LIKELY IN THE MORNING, THEN  
PARTLY CLOUDY IN THE AFTERNOON. PATCHY BLOWING SNOW. NEW SNOW  
ACCUMULATION UP TO 2 INCHES. BREEZY WITH HIGHS IN THE MID 30S.  
WEST WINDS 20 TO 25 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW  
60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 16.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S. WEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. COLD WITH LOWS 11 TO 17. WEST WINDS 10 TO 15 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. COLD WITH LOWS 10 TO 15.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. COLD WITH LOWS 15 TO 20.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 15.    
MONDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS  
IN THE MID 30S.  
 

 
 
WYZ016-171100-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY LATE THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. SNOW LIKELY. SNOW ACCUMULATION UP TO 3 INCHES. BREEZY  
WITH LOWS IN THE LOWER 20S. NORTHWEST WINDS 15 TO 20 MPH. GUSTS  
UP TO 30 MPH, INCREASING TO 40 MPH AFTER MIDNIGHT. CHANCE OF SNOW  
60 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. BREEZY  
WITH HIGHS IN THE MID 30S. NORTHWEST WINDS 15 TO 20 MPH WITH  
GUSTS UP TO 35 MPH. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. PATCHY BLOWING SNOW AFTER MIDNIGHT. WINDY, COLD  
WITH LOWS AROUND 20. NORTHWEST WINDS 20 TO 30 MPH. GUSTS UP TO  
40 MPH, INCREASING TO 50 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PATCHY BLOWING SNOW IN THE MORNING. PARTLY CLOUDY.  
WINDY WITH HIGHS IN THE LOWER 40S. NORTHWEST WINDS 25 TO 35 MPH.  
GUSTS UP TO 45 MPH, INCREASING TO 55 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND WINDY. LOWS IN THE MID 20S.  
WEST WINDS 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE LOWER 40S. TEMPERATURE FALLING  
INTO THE MID 30S IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
LOWS AROUND 30. CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. BREEZY  
WITH HIGHS IN THE LOWER 40S. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. BREEZY  
WITH HIGHS IN THE LOWER 40S.  
 

 
 
WYZ001-171100-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
1039 PM MST MON DEC 16 2024  
 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST  
TUESDAY...  
   
TONIGHT
 
SNOW. PATCHY BLOWING SNOW. SNOW MAY BE HEAVY AT TIMES  
LATE THIS EVENING. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES.  
SNOW ACCUMULATION UP TO 9 INCHES. COLD WITH LOWS 15 TO 21.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF  
SNOW NEAR 100 PERCENT.    
TUESDAY
 
CLOUDY. SNOW, MAINLY IN THE MORNING. NEW SNOW  
ACCUMULATION UP TO 7 INCHES. HIGHS IN THE UPPER 20S. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF SNOW 80 PERCENT.    
TUESDAY NIGHT
 
CLOUDY. A CHANCE OF SNOW IN THE EVENING, THEN  
SNOW AFTER MIDNIGHT. PATCHY BLOWING SNOW AFTER MIDNIGHT WITH  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. NEW SNOW  
ACCUMULATION UP TO 3 INCHES. BREEZY, COLD WITH LOWS 14 TO 20.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF  
SNOW 80 PERCENT.    
WEDNESDAY
 
CLOUDY WITH SNOW LIKELY. PATCHY BLOWING SNOW. NEW  
LIGHT SNOW ACCUMULATION POSSIBLE. BREEZY WITH HIGHS AROUND 30.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF  
SNOW 60 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SNOW. BREEZY, COLD WITH LOWS 15 TO 21. SOUTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 45 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 20.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 21.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF SNOW. COLD WITH LOWS AROUND  
20.    
SUNDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW. HIGHS  
AROUND 30.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS AROUND 20. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW. HIGHS  
AROUND 30.  
 

 
 
WYZ029-171100-  
FLAMING GORGE-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY. LOWS IN THE LOWER 20S. SOUTH WINDS 10 TO  
15 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE UPPER 30S. WEST WINDS 15 TO  
25 MPH WITH GUSTS UP TO 40 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. COLD WITH LOWS 15 TO 21. NORTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH, BECOMING SOUTH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS AROUND 40. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.  
SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 20.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 40.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. COLD WITH LOWS 15 TO 23.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 40.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40.  
 

 
 
WYZ022-171100-  
CASPER MOUNTAIN-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. PATCHY  
BLOWING SNOW AFTER MIDNIGHT. WINDY WITH LOWS IN THE UPPER 20S.  
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. BREEZY  
WITH HIGHS IN THE LOWER 30S. WEST WINDS 20 TO 25 MPH WITH GUSTS  
UP TO 45 MPH, BECOMING NORTHWEST 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY, COLD WITH LOWS 15 TO  
23. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH,  
INCREASING TO 20 TO 25 MPH WITH GUSTS UP TO 45 MPH AFTER  
MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY BLOWING SNOW. WINDY WITH HIGHS  
IN THE MID 30S. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO  
50 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE MID 20S.  
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 55 MPH.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE UPPER 30S.    
THURSDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 40S.    
SATURDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY. NEAR STEADY TEMPERATURE IN THE MID 30S.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 40.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.  
 

 
 
WYZ002-171100-  
ABSAROKA MOUNTAINS-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
SNOW. AREAS OF BLOWING SNOW LATE THIS EVENING. AREAS  
OF BLOWING SNOW AFTER MIDNIGHT WITH VISIBILITY ONE QUARTER MILE  
OR LESS AT TIMES. SNOW ACCUMULATION UP TO 7 INCHES. BREEZY, COLD  
WITH LOWS 14 TO 22. WEST WINDS 20 TO 25 MPH WITH GUSTS UP TO  
40 MPH. CHANCE OF SNOW NEAR 100 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. PATCHY BLOWING SNOW IN THE MORNING. A 30 PERCENT CHANCE  
OF SNOW. BREEZY WITH HIGHS IN THE MID 20S. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 35 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW.  
PATCHY BLOWING SNOW IN THE EVENING. AREAS OF BLOWING SNOW AFTER  
MIDNIGHT. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. WINDY,  
COLD WITH LOWS 11 TO 21. WEST WINDS 20 TO 30 MPH. GUSTS UP TO  
45 MPH, INCREASING TO 55 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE MORNING,  
THEN PARTLY CLOUDY WITH SNOW LIKELY IN THE AFTERNOON. PATCHY  
BLOWING SNOW IN THE MORNING. AREAS OF BLOWING SNOW IN THE  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. LITTLE  
OR NO SNOW ACCUMULATION. WINDY WITH HIGHS IN THE LOWER 30S. WEST  
WINDS 25 TO 35 MPH WITH GUSTS UP TO 60 MPH. CHANCE OF SNOW  
60 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW IN THE  
EVENING. WINDY, COLD WITH LOWS AROUND 20. WEST WINDS 25 TO  
35 MPH. GUSTS UP TO 65 MPH, DECREASING TO 55 MPH AFTER MIDNIGHT.  
CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY  
TEMPERATURE IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S. TEMPERATURE  
FALLING INTO THE LOWER 30S IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
BREEZY WITH LOWS IN THE LOWER 20S. CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. BREEZY  
WITH HIGHS AROUND 30. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
BREEZY. NEAR STEADY TEMPERATURE IN THE LOWER 20S. CHANCE OF SNOW  
30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 30 PERCENT CHANCE OF SNOW. BREEZY WITH HIGHS IN THE  
LOWER 30S.  
 

 
 
WYZ007-171100-  
OWL CREEK AND BRIDGER MOUNTAINS-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 20S.  
SOUTHWEST WINDS 10 TO 15 MPH, BECOMING WEST 15 TO 20 MPH AFTER  
MIDNIGHT. GUSTS UP TO 40 MPH.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH,  
BECOMING NORTHEAST IN THE AFTERNOON. GUSTS UP TO 30 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE UPPER 30S.  
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY WITH LOWS IN THE MID 20S. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 35 MPH.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 30S. TEMPERATURE FALLING INTO THE LOWER 30S IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
UPPER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S. TEMPERATURE  
FALLING INTO THE MID 30S IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S. TEMPERATURE  
FALLING INTO THE UPPER 30S IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
MID 30S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ008-171100-  
BIGHORN MOUNTAINS WEST-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY WITH SNOW. STORM TOTAL SNOW ACCUMULATION AROUND  
AN INCH. LOWS IN THE LOWER 20S. SOUTH WINDS 10 TO 15 MPH,  
BECOMING WEST AFTER MIDNIGHT. CHANCE OF SNOW 80 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE MORNING,  
THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE UPPER 20S.  
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF  
SNOW 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY, COLD WITH LOWS 11 TO  
23. SOUTHWEST WINDS 10 TO 15 MPH, BECOMING WEST 15 TO 20 MPH  
AFTER MIDNIGHT. GUSTS UP TO 35 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY BLOWING SNOW IN THE AFTERNOON.  
BREEZY WITH HIGHS IN THE UPPER 30S. WEST WINDS 15 TO 20 MPH,  
BECOMING SOUTHWEST 20 TO 25 MPH IN THE AFTERNOON. GUSTS UP TO  
40 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER  
20S. WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 40.    
FRIDAY NIGHT
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE AROUND 30.   
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 40S. TEMPERATURE FALLING INTO THE MID 30S IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
LOWER 30S.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 20 PERCENT CHANCE OF SNOW. HIGHS IN THE UPPER 30S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.  
 

 
 
WYZ009-171100-  
BIGHORN MOUNTAINS SOUTHEAST-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW LATE THIS EVENING,  
THEN SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO  
3 INCHES. BREEZY WITH LOWS IN THE LOWER 20S. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 60 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. PATCHY BLOWING SNOW. BREEZY WITH HIGHS  
IN THE UPPER 20S. NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO  
40 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. PATCHY BLOWING SNOW AFTER MIDNIGHT  
WITH VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. BREEZY, COLD  
WITH LOWS 13 TO 21. WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO  
45 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. PATCHY BLOWING SNOW. VERY WINDY WITH  
HIGHS IN THE UPPER 30S. WEST WINDS 20 TO 30 MPH WITH GUSTS UP TO  
45 MPH, INCREASING TO 30 TO 40 MPH WITH GUSTS UP TO 65 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR AND WINDY. LOWS IN THE LOWER 20S.  
WEST WINDS 20 TO 30 MPH. GUSTS UP TO 55 MPH, DECREASING TO 45 MPH  
AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S. TEMPERATURE  
FALLING INTO THE MID 30S IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE  
LOWER 30S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 40S. TEMPERATURE FALLING INTO THE UPPER 30S IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS AROUND 30.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE UPPER 30S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.  
 

 
 
WYZ012-171100-  
TETON AND GROS VENTRE MOUNTAINS-  
1039 PM MST MON DEC 16 2024  
 
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST  
TUESDAY...  
   
TONIGHT
 
SNOW. AREAS OF BLOWING SNOW. SNOW MAY BE HEAVY AT  
TIMES. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SNOW  
ACCUMULATION OF 2 TO 12 INCHES. BREEZY, COLD. NEAR STEADY  
TEMPERATURE AROUND 20. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP  
TO 35 MPH. CHANCE OF SNOW NEAR 100 PERCENT.    
TUESDAY
 
SNOW. SNOW MAY BE HEAVY AT TIMES IN THE MORNING. NEW  
SNOW ACCUMULATION OF 1 TO 10 INCHES. HIGHS IN THE MID 20S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW  
90 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE EVENING,  
THEN SNOW LIKELY AFTER MIDNIGHT. NEW SNOW ACCUMULATION UP TO  
2 INCHES. COLD WITH LOWS 12 TO 20. SOUTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 60 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. SNOW LIKELY, MAINLY IN THE MORNING.  
PATCHY BLOWING SNOW IN THE AFTERNOON. NEW LITTLE OR NO SNOW  
ACCUMULATION. BREEZY WITH HIGHS AROUND 30. SOUTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 60 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SNOW. LITTLE OR NO SNOW ACCUMULATION. BREEZY, COLD WITH LOWS  
15 TO 21. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 20.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 21.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SNOW IN THE  
EVENING, THEN MOSTLY CLOUDY WITH SNOW LIKELY AFTER MIDNIGHT.  
LITTLE OR NO SNOW ACCUMULATION. COLD WITH LOWS AROUND 20. CHANCE  
OF SNOW 60 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SNOW LIKELY, MAINLY IN THE MORNING.  
LIGHT SNOW ACCUMULATION POSSIBLE. HIGHS IN THE UPPER 20S. CHANCE  
OF SNOW 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE EVENING,  
THEN SNOW LIKELY AFTER MIDNIGHT. NEW LIGHT SNOW ACCUMULATION  
POSSIBLE. COLD WITH LOWS 15 TO 21. CHANCE OF SNOW 60 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH SNOW LIKELY. NEW LIGHT SNOW  
ACCUMULATION POSSIBLE. HIGHS IN THE UPPER 20S. CHANCE OF SNOW  
60 PERCENT.  
 

 
 
WYZ014-171100-  
WIND RIVER MOUNTAINS WEST-  
1039 PM MST MON DEC 16 2024  
   
..WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST TUESDAY
 
 
   
TONIGHT
 
SNOW. AREAS OF BLOWING SNOW LATE THIS EVENING. BLOWING  
SNOW AFTER MIDNIGHT. SNOW MAY BE HEAVY AT TIMES. VISIBILITY ONE  
QUARTER MILE OR LESS AT TIMES. SNOW ACCUMULATION OF 1 TO  
8 INCHES. BREEZY, COLD WITH LOWS 12 TO 18. SOUTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF SNOW NEAR 100 PERCENT.    
TUESDAY
 
AREAS OF BLOWING SNOW IN THE MORNING. SNOW. SNOW MAY  
BE HEAVY AT TIMES IN THE MORNING WITH VISIBILITY ONE QUARTER MILE  
OR LESS AT TIMES. STORM TOTAL SNOW ACCUMULATION OF 8 TO  
12 INCHES. BREEZY WITH HIGHS IN THE MID 20S. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF SNOW 90 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. PATCHY BLOWING SNOW AFTER  
MIDNIGHT. BREEZY, COLD WITH LOWS 7 TO 13 ABOVE. NORTHWEST WINDS  
15 TO 20 MPH. GUSTS UP TO 35 MPH, INCREASING TO 45 MPH AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY. PATCHY BLOWING SNOW. A CHANCE OF SNOW  
IN THE AFTERNOON. BREEZY WITH HIGHS IN THE UPPER 20S. WEST WINDS  
15 TO 25 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW IN THE  
EVENING. BREEZY, COLD WITH LOWS 11 TO 17. WEST WINDS 20 TO 25 MPH  
WITH GUSTS UP TO 45 MPH. CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 30. TEMPERATURE FALLING  
INTO THE LOWER 20S IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY AND COLD. NEAR STEADY TEMPERATURE  
AROUND 20.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S. TEMPERATURE  
FALLING INTO THE UPPER 20S IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 21.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S. TEMPERATURE  
FALLING INTO THE UPPER 20S IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS 15 TO 21. CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW, MAINLY IN THE MORNING.  
BREEZY WITH HIGHS IN THE UPPER 20S. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS 10 TO 15. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS  
AROUND 30.  
 

 
 
WYZ015-171100-  
WIND RIVER MOUNTAINS EAST-  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
SNOW. BLOWING SNOW. SNOW MAY BE HEAVY AT TIMES.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SNOW ACCUMULATION  
UP TO 8 INCHES. WINDY, COLD WITH LOWS 13 TO 23. WEST WINDS 20 TO  
30 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF SNOW NEAR 100 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. SNOW. BLOWING SNOW IN THE MORNING. PATCHY BLOWING SNOW IN  
THE AFTERNOON WITH VISIBILITY ONE QUARTER MILE OR LESS AT TIMES.  
STORM TOTAL SNOW ACCUMULATION OF 4 TO 8 INCHES. BREEZY WITH HIGHS  
IN THE MID 20S. WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.  
CHANCE OF SNOW 80 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. PATCHY BLOWING SNOW IN THE EVENING. BLOWING SNOW  
AFTER MIDNIGHT WITH VISIBILITY ONE QUARTER MILE OR LESS AT TIMES.  
WINDY, COLD WITH LOWS 8 TO 20 ABOVE. WEST WINDS 20 TO 25 MPH,  
INCREASING TO 25 TO 35 MPH AFTER MIDNIGHT. GUSTS UP TO 50 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. PATCHY BLOWING SNOW. VISIBILITY ONE QUARTER MILE OR LESS  
AT TIMES. WINDY WITH HIGHS IN THE LOWER 30S. WEST WINDS 25 TO  
35 MPH. GUSTS UP TO 50 MPH, INCREASING TO 60 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW IN THE  
EVENING. VERY WINDY AND COLD WITH LOWS 14 TO 24. WEST WINDS 30 TO  
40 MPH WITH GUSTS UP TO 60 MPH. CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY  
TEMPERATURE IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.  
TEMPERATURE FALLING TO AROUND 30 IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S. TEMPERATURE  
FALLING INTO THE UPPER 20S IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
BREEZY. NEAR STEADY TEMPERATURE IN THE MID 20S. CHANCE OF SNOW  
30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE MORNING,  
THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW IN THE AFTERNOON.  
BREEZY WITH HIGHS IN THE UPPER 20S. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
BREEZY, COLD WITH LOWS 13 TO 25. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. BREEZY  
WITH HIGHS IN THE LOWER 30S.  
 

 
 
WYZ019-171100-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW LATE THIS EVENING,  
THEN SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO  
2 INCHES. WINDY WITH LOWS IN THE MID 20S. SOUTHWEST WINDS 20 TO  
30 MPH WITH GUSTS UP TO 50 MPH. CHANCE OF SNOW 60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SNOW LIKELY IN THE MORNING, THEN  
PARTLY CLOUDY WITH A CHANCE OF SNOW IN THE AFTERNOON. SNOW  
ACCUMULATION UP TO 1 INCH. BREEZY WITH HIGHS IN THE MID 30S. WEST  
WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF SNOW  
60 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY, COLD WITH LOWS 16 TO 22. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 35 MPH, INCREASING TO SOUTHWEST 20 TO  
25 MPH WITH GUSTS UP TO 45 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE UPPER 30S.  
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE LOWER  
20S. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
MONDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 40.  
 

 
 
WYZ024-171100-  
SALT RIVER AND WYOMING RANGES-  
1039 PM MST MON DEC 16 2024  
   
..WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST TUESDAY
 
 
   
TONIGHT
 
SNOW. AREAS OF BLOWING SNOW. SNOW MAY BE HEAVY AT  
TIMES. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SNOW  
ACCUMULATION OF 1 TO 8 INCHES. BREEZY. NEAR STEADY TEMPERATURE IN  
THE LOWER 20S. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO  
40 MPH. CHANCE OF SNOW NEAR 100 PERCENT.    
TUESDAY
 
SNOW. AREAS OF BLOWING SNOW IN THE MORNING. PATCHY  
BLOWING SNOW IN THE AFTERNOON. SNOW MAY BE HEAVY AT TIMES IN THE  
MORNING WITH VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. STORM  
TOTAL SNOW ACCUMULATION OF 8 TO 12 INCHES. BREEZY WITH HIGHS IN  
THE UPPER 20S. WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.  
CHANCE OF SNOW 90 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. COLD WITH LOWS 13 TO 19. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 30 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW IN THE  
EVENING. BREEZY, COLD WITH LOWS 15 TO 21. WEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 40 MPH. CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 21.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 16 TO 22.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SNOW. LOWS IN THE LOWER  
20S.    
SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS  
IN THE LOWER 30S.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT.  
COLD WITH LOWS 15 TO 21. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW. HIGHS  
IN THE LOWER 30S.  
 

 
 
WYZ030-171100-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
1039 PM MST MON DEC 16 2024  
   
TONIGHT
 
CLOUDY. A CHANCE OF SNOW AFTER MIDNIGHT. BREEZY. NEAR  
STEADY TEMPERATURE IN THE MID 20S. SOUTHWEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SNOW LIKELY IN THE MORNING, THEN  
PARTLY CLOUDY IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
BREEZY WITH HIGHS IN THE MID 30S. WEST WINDS 15 TO 25 MPH WITH  
GUSTS UP TO 40 MPH. CHANCE OF SNOW 60 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. COLD WITH LOWS AROUND 20. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS AROUND 40. SOUTHWEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 30 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
THURSDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 16 TO 22.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 40.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD  
WITH LOWS AROUND 20.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 40S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 20.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 30S.  
 

 
 
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