037  
FPUS55 KRIW 220225  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
723 PM MST SAT DEC 21 2024  
 
WYZ020-221100-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS AROUND 50. WEST WINDS  
15 TO 20 MPH. GUSTS UP TO 40 MPH IN THE MORNING.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER 40S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND  
SNOW SHOWERS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS IN THE MID 20S. WEST WINDS AROUND 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 30. CHANCE OF SNOW 30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 40S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 20S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE UPPER 20S.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 40S.  
 

 
 
WYZ017-221100-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
AROUND 10 MPH IN THE MORNING.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 20. WEST WINDS AROUND 10 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 20S. CHANCE OF SNOW 30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS AROUND  
40. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 20.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
LOWER 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ018-221100-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS AROUND 10 MPH  
WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 40S. WEST WINDS AROUND  
10 MPH IN THE AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 20.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
MID 20S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON.  
HIGHS IN THE LOWER 40S. CHANCE OF SNOW 20 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 40S. CHANCE OF SNOW 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS, MAINLY  
IN THE EVENING. LOWS IN THE LOWER 20S. CHANCE OF SNOW 30 PERCENT.   
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 20S. CHANCE OF SNOW 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING. HIGHS IN THE MID 40S. CHANCE OF SNOW 30 PERCENT.  
 

 
 
WYZ028-221100-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 14 TO 24. SOUTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS AROUND 40. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS  
10 TO 15 MPH.    
MONDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
30S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 13 TO 19. WEST  
WINDS 10 TO 15 MPH IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE MID 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 14 TO 20.    
CHRISTMAS DAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
COLD WITH LOWS 10 TO 15.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 30. CHANCE OF SNOW 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 15 TO 20.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE MORNING.  
HIGHS IN THE MID 30S. CHANCE OF SNOW 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY  
WITH A CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. COLD WITH LOWS  
AROUND 20. CHANCE OF SNOW 30 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE UPPER  
30S. CHANCE OF SNOW 30 PERCENT.  
 

 
 
WYZ013-221100-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS. LOWS IN THE  
LOWER 20S. SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS. HIGHS IN THE  
MID 30S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF SNOW 40 PERCENT.   
SUNDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE  
EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT. PATCHY FOG. SNOW  
ACCUMULATION UP TO 2 INCHES. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF SNOW 80 PERCENT.    
MONDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN THE  
MID 30S. SOUTHWEST WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE  
OF SNOW 80 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. COLD WITH LOWS 15 TO 19. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 30S. CHANCE OF SNOW 40 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS LIKELY. LITTLE OR NO SNOW  
ACCUMULATION. COLD WITH LOWS 14 TO 20. CHANCE OF SNOW 60 PERCENT.   
CHRISTMAS DAY
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE MORNING. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE LOWER  
30S. CHANCE OF SNOW 60 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. COLD WITH LOWS 10 TO 15.    
THURSDAY
 
A CHANCE OF SNOW SHOWERS IN THE MORNING, THEN SNOW  
SHOWERS IN THE AFTERNOON. LIGHT SNOW ACCUMULATION. HIGHS AROUND  
30. CHANCE OF SNOW 80 PERCENT.    
THURSDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. COLD  
WITH LOWS AROUND 20. CHANCE OF SNOW 80 PERCENT.    
FRIDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS AROUND  
30. CHANCE OF SNOW 80 PERCENT.    
FRIDAY NIGHT
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION.  
COLD WITH LOWS AROUND 20. CHANCE OF SNOW 80 PERCENT.    
SATURDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN  
THE LOWER 30S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ003-221100-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLOUDY THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH LOWS IN THE MID 30S. SOUTHWEST WINDS 15 TO  
20 MPH. GUSTS UP TO 30 MPH, INCREASING TO 40 MPH AFTER MIDNIGHT.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 40S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
MONDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
40S. TEMPERATURE FALLING INTO THE UPPER 30S IN THE AFTERNOON.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 20S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.   
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE LOWER 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. NEAR STEADY  
TEMPERATURE IN THE MID 30S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. BREEZY WITH HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
UPPER 20S.    
SATURDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH HIGHS IN THE MID 40S.  
 

 
 
WYZ004-221100-  
NORTH BIGHORN BASIN-  
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,  
AND SHELL  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLOUDY THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 30. SOUTHEAST WINDS AROUND 10 MPH, BECOMING  
SOUTHWEST WITH GUSTS UP TO 20 MPH AFTER MIDNIGHT.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 20S. SOUTH WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
40S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 20S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
UPPER 20S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ006-221100-  
SOUTHEAST BIGHORN BASIN-  
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTH WINDS  
AROUND 10 MPH.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S. SOUTH WINDS  
AROUND 10 MPH, BECOMING NORTH IN THE AFTERNOON.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. 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 IN THE MID 20S. CHANCE OF PRECIPITATION  
30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 40S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
 

 
 
WYZ005-221100-  
SOUTHWEST BIGHORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLOUDY THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS  
UP TO 25 MPH.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 50. WEST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHEAST IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE MID 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 20S.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 20S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON.  
HIGHS IN THE MID 40S. CHANCE OF SNOW 20 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS 16 TO 24.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.    
THURSDAY NIGHT
 
MOSTLY 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. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ023-221100-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS AFTER MIDNIGHT.  
LOWS IN THE MID 20S. SOUTH WINDS AROUND 10 MPH THIS EVENING.  
CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. PATCHY FOG IN THE MORNING. SCATTERED  
SNOW SHOWERS IN THE MORNING, THEN NUMEROUS SNOW SHOWERS AND  
SCATTERED RAIN SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO  
1 INCH. HIGHS IN THE MID 30S. CHANCE OF PRECIPITATION 60 PERCENT.   
SUNDAY NIGHT
 
CLOUDY WITH SNOW SHOWERS. PATCHY FOG. SNOW  
ACCUMULATION UP TO 1 INCH. LOWS IN THE UPPER 20S. CHANCE OF SNOW  
80 PERCENT.    
MONDAY
 
SNOW AND RAIN SHOWERS. NEW LIGHT SNOW ACCUMULATION.  
HIGHS IN THE MID 30S. CHANCE OF PRECIPITATION 80 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. COLD WITH LOWS 14 TO 20. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY WITH A CHANCE OF  
RAIN SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
HIGHS IN THE MID 30S. CHANCE OF PRECIPITATION 60 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS LIKELY. LITTLE OR NO SNOW  
ACCUMULATION. COLD WITH LOWS 16 TO 22. CHANCE OF SNOW 70 PERCENT.   
CHRISTMAS DAY
 
CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN THE  
MORNING. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE LOWER 30S.  
CHANCE OF SNOW 60 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
THURSDAY
 
A CHANCE OF SNOW SHOWERS IN THE MORNING, THEN SNOW  
SHOWERS IN THE AFTERNOON. LIGHT SNOW ACCUMULATION. HIGHS IN THE  
LOWER 30S. CHANCE OF SNOW 80 PERCENT.    
THURSDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. LOWS  
AROUND 20. CHANCE OF SNOW 80 PERCENT.    
FRIDAY
 
SNOW SHOWERS LIKELY. NEW LIGHT SNOW ACCUMULATION  
POSSIBLE. HIGHS IN THE LOWER 30S. CHANCE OF SNOW 70 PERCENT.    
FRIDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. LOWS  
IN THE LOWER 20S. CHANCE OF SNOW 80 PERCENT.    
SATURDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN  
THE MID 30S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ025-221100-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. COLD WITH LOWS 15 TO 21.    
SUNDAY
 
PATCHY FOG IN THE MORNING. MOSTLY CLOUDY WITH SCATTERED  
SNOW SHOWERS. HIGHS IN THE MID 30S. NORTHWEST WINDS AROUND  
10 MPH. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
CLOUDY. SCATTERED SNOW SHOWERS IN THE EVENING,  
THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG. SNOW  
ACCUMULATION UP TO 1 INCH. COLD WITH LOWS AROUND 20. CHANCE OF  
SNOW 60 PERCENT.    
MONDAY
 
CLOUDY WITH SNOW SHOWERS LIKELY. LIGHT SNOW  
ACCUMULATION POSSIBLE. HIGHS IN THE MID 30S. WEST WINDS AROUND  
10 MPH IN THE AFTERNOON. CHANCE OF SNOW 70 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 7 TO 13 ABOVE.  
NORTHWEST WINDS AROUND 10 MPH IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER  
30S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 10 TO 15.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 5 TO 10 ABOVE.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
SNOW SHOWERS LIKELY IN THE AFTERNOON. LITTLE OR NO SNOW  
ACCUMULATION. HIGHS IN THE UPPER 20S. CHANCE OF SNOW 60 PERCENT.    
THURSDAY NIGHT
 
CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN THE  
EVENING. LITTLE OR NO SNOW ACCUMULATION. COLD WITH LOWS 10 TO 15.  
CHANCE OF SNOW 60 PERCENT.    
FRIDAY
 
CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS. HIGHS  
AROUND 30.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. LIGHT  
SNOW ACCUMULATION POSSIBLE. COLD WITH LOWS 10 TO 15. CHANCE OF  
SNOW 60 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. NEW LIGHT  
SNOW ACCUMULATION POSSIBLE. HIGHS IN THE LOWER 30S. CHANCE OF  
SNOW 60 PERCENT.  
 

 
 
WYZ026-221100-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 12 TO 16. NORTHWEST  
WINDS AROUND 10 MPH AFTER MIDNIGHT.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. PATCHY FOG. A CHANCE OF SNOW  
SHOWERS AFTER MIDNIGHT. COLD WITH LOWS AROUND 20. NORTHWEST WINDS  
AROUND 10 MPH. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 30S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO  
25 MPH. CHANCE OF SNOW 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 10 ABOVE.  
WEST WINDS AROUND 10 MPH IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS AROUND 30.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 10 TO 15.    
CHRISTMAS DAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. COLD WITH LOWS 5 TO 10 ABOVE.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE UPPER 20S. CHANCE OF SNOW 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS AROUND 10 ABOVE.    
FRIDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS IN THE LOWER 30S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 10 TO 15.    
SATURDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS IN THE MID 30S.  
 

 
 
WYZ010-221100-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE MID 30S. SOUTHWEST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 40S. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO  
20 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30.    
CHRISTMAS DAY
 
CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 40S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ011-221100-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. LOWS IN THE MID 30S. SOUTHWEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 30 MPH.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 50S. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH IN THE AFTERNOON.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST  
WINDS AROUND 10 MPH.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS AROUND 10 MPH,  
BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 20S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S.    
CHRISTMAS DAY
 
CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
MID 40S. CHANCE OF SNOW 20 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 20S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE UPPER 40S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 40S.  
 

 
 
WYZ027-221100-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 16 TO 22. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
HIGHS IN THE UPPER 30S. WEST WINDS 10 TO 15 MPH. CHANCE OF SNOW  
30 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS. LOWS  
IN THE MID 20S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.  
CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
A CHANCE OF RAIN SHOWERS IN THE MORNING. MOSTLY CLOUDY  
WITH A CHANCE OF SNOW SHOWERS. HIGHS IN THE UPPER 30S. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 13 TO 17. WEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 30.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 15 TO 20.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
THURSDAY
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY IN THE AFTERNOON.  
LITTLE OR NO SNOW ACCUMULATION. HIGHS AROUND 30. CHANCE OF SNOW  
60 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. LITTLE  
OR NO SNOW ACCUMULATION. COLD WITH LOWS 15 TO 20. CHANCE OF SNOW  
60 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS IN THE LOWER 30S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS AROUND 20.    
SATURDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS IN THE MID 30S.  
 

 
 
WYZ016-221100-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. WINDY WITH LOWS AROUND 30. NORTHWEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 35 MPH, INCREASING TO 20 TO 30 MPH WITH GUSTS UP  
TO 45 MPH AFTER MIDNIGHT.    
SUNDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE LOWER 40S.  
NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. BREEZY WITH LOWS AROUND 30. NORTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 30 PERCENT CHANCE OF SNOW SHOWERS. BREEZY WITH HIGHS IN  
THE LOWER 40S. WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD  
WITH LOWS AROUND 20. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE MID 20S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
UPPER 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. COLD WITH LOWS AROUND 20.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS IN  
THE UPPER 30S. CHANCE OF SNOW 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS.  
BREEZY WITH HIGHS IN THE UPPER 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH LOWS IN THE LOWER 20S.    
SATURDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH HIGHS IN THE UPPER 30S.  
 

 
 
WYZ001-221100-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. SCATTERED SNOW SHOWERS. BREEZY WITH LOWS IN THE LOWER  
20S. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE  
OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
BREEZY WITH HIGHS AROUND 30. SOUTHWEST WINDS 15 TO 20 MPH WITH  
GUSTS UP TO 30 MPH. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH SNOW SHOWERS. SNOW ACCUMULATION UP TO  
4 INCHES. LOWS IN THE LOWER 20S. SOUTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. CHANCE OF SNOW 80 PERCENT.    
MONDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN THE  
LOWER 30S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.  
CHANCE OF SNOW 80 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. COLD WITH LOWS 14 TO 20. SOUTHWEST WINDS AROUND 10 MPH  
WITH GUSTS UP TO 20 MPH. CHANCE OF SNOW 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 30S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS LIKELY. LIGHT SNOW ACCUMULATION  
POSSIBLE. COLD WITH LOWS 14 TO 20. CHANCE OF SNOW 60 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE MORNING. NEW LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE  
UPPER 20S. CHANCE OF SNOW 60 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. COLD WITH LOWS 10 TO 15. CHANCE OF SNOW 30 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN SNOW SHOWERS IN THE AFTERNOON. LIGHT SNOW  
ACCUMULATION. HIGHS IN THE MID 20S. CHANCE OF SNOW 80 PERCENT.    
THURSDAY NIGHT
 
CLOUDY WITH SNOW SHOWERS. NEW LIGHT SNOW  
ACCUMULATION. COLD WITH LOWS 15 TO 21. CHANCE OF SNOW 80 PERCENT.   
FRIDAY
 
CLOUDY WITH SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION.  
HIGHS IN THE UPPER 20S. CHANCE OF SNOW 80 PERCENT.    
FRIDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. COLD.  
NEAR STEADY TEMPERATURE IN THE LOWER 20S. CHANCE OF SNOW  
80 PERCENT.    
SATURDAY
 
CLOUDY WITH SNOW SHOWERS. NEW LIGHT SNOW  
ACCUMULATION. HIGHS IN THE UPPER 20S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ029-221100-  
FLAMING GORGE-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S. SOUTH WINDS AROUND  
10 MPH.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
SCATTERED SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 40S.  
WEST WINDS AROUND 10 MPH. CHANCE OF SNOW 30 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH SCATTERED SNOW SHOWERS. PATCHY FOG  
AFTER MIDNIGHT. LOWS IN THE UPPER 20S. WEST WINDS AROUND 10 MPH.  
CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 40.  
WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 20. WEST WINDS 10 TO  
15 MPH.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE MID 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE LOWER 20S.    
CHRISTMAS DAY
 
CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 30S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 15 TO 20.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER 30S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS AROUND 20.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 20 PERCENT CHANCE OF SNOW SHOWERS. HIGHS IN THE MID  
30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF. LOWS AROUND 20.    
SATURDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
UPPER 30S. CHANCE OF SNOW 20 PERCENT.  
 

 
 
WYZ022-221100-  
CASPER MOUNTAIN-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. WINDY WITH LOWS IN THE LOWER 30S. SOUTHWEST WINDS 20 TO  
30 MPH WITH GUSTS UP TO 50 MPH.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE UPPER 30S.  
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
SNOW 30 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.  
CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 20S. CHANCE OF SNOW 30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS, MAINLY  
IN THE MORNING. HIGHS IN THE MID 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 20S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. BREEZY WITH HIGHS IN THE MID 30S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY. NEAR STEADY TEMPERATURE IN THE UPPER 20S.    
FRIDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
MID 30S. CHANCE OF SNOW 20 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 20S.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 30S.  
 

 
 
WYZ002-221100-  
ABSAROKA MOUNTAINS-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. SCATTERED SNOW SHOWERS AFTER MIDNIGHT.  
WINDY WITH LOWS IN THE MID 20S. WEST WINDS 20 TO 25 MPH WITH  
GUSTS UP TO 50 MPH, INCREASING TO 25 TO 35 MPH WITH GUSTS UP TO  
60 MPH AFTER MIDNIGHT. CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE LOWER 30S. WEST  
WINDS 20 TO 30 MPH. GUSTS UP TO 55 MPH, DECREASING TO 45 MPH IN  
THE AFTERNOON.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE  
EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT. SNOW ACCUMULATION UP  
TO 2 INCHES. BREEZY. NEAR STEADY TEMPERATURE IN THE MID 20S. WEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW  
80 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS. LIGHT SNOW  
ACCUMULATION. BREEZY WITH HIGHS IN THE MID 30S. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW 80 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 11 TO 21. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE LOWER 20S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
UPPER 20S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY AND BREEZY, COLD WITH LOWS 11 TO  
21.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SNOW SHOWERS IN THE AFTERNOON. BREEZY WITH HIGHS IN  
THE UPPER 20S. CHANCE OF SNOW 40 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY, COLD WITH LOWS 15 TO 23.    
FRIDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS.  
BREEZY WITH HIGHS IN THE UPPER 20S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE EVENING, THEN PARTLY CLOUDY WITH SNOW SHOWERS LIKELY AFTER  
MIDNIGHT. LIGHT SNOW ACCUMULATION POSSIBLE. BREEZY, COLD. NEAR  
STEADY TEMPERATURE IN THE LOWER 20S. CHANCE OF SNOW 60 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. NEW LIGHT  
SNOW ACCUMULATION POSSIBLE. BREEZY WITH HIGHS IN THE UPPER 20S.  
CHANCE OF SNOW 60 PERCENT.  
 

 
 
WYZ007-221100-  
OWL CREEK AND BRIDGER MOUNTAINS-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLOUDY THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH LOWS IN THE LOWER 30S. SOUTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 35 MPH.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE LOWER 40S. WEST  
WINDS 15 TO 20 MPH, BECOMING NORTHWEST AROUND 10 MPH IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH IN THE MORNING.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH AFTER MIDNIGHT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. NEAR STEADY TEMPERATURE IN THE LOWER 30S. CHANCE OF  
SNOW 30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
UPPER 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE MID 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.  
 

 
 
WYZ008-221100-  
BIGHORN MOUNTAINS WEST-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE UPPER 20S.  
SOUTHWEST WINDS 15 TO 20 MPH. GUSTS UP TO 35 MPH AFTER MIDNIGHT.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY  
WITH HIGHS IN THE UPPER 30S. WEST WINDS 15 TO 20 MPH WITH GUSTS  
UP TO 35 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 20S. WEST WINDS AROUND 10 MPH WITH GUSTS  
UP TO 20 MPH.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE UPPER 30S. WEST WINDS AROUND 10 MPH.  
CHANCE OF SNOW 30 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER  
20S. SOUTHWEST WINDS AROUND 10 MPH AFTER MIDNIGHT. CHANCE OF SNOW  
30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. NEAR STEADY TEMPERATURE IN THE UPPER 20S.    
CHRISTMAS DAY
 
CLOUDY WITH A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE LOWER  
30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 30S. CHANCE OF SNOW 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. NEAR STEADY  
TEMPERATURE IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.  
 

 
 
WYZ009-221100-  
BIGHORN MOUNTAINS SOUTHEAST-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE LOWER 30S. WEST  
WINDS 15 TO 25 MPH. GUSTS UP TO 35 MPH, INCREASING TO 45 MPH  
AFTER MIDNIGHT.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S. WEST  
WINDS 20 TO 25 MPH WITH GUSTS UP TO 40 MPH, DIMINISHING TO 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. HIGHS AROUND 40. WEST  
WINDS 10 TO 15 MPH. CHANCE OF SNOW 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER  
20S. WEST WINDS AROUND 10 MPH. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 20S. CHANCE OF SNOW 30 PERCENT.    
CHRISTMAS DAY
 
CLOUDY WITH A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE MID  
30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 20S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE UPPER 30S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. NEAR STEADY TEMPERATURE IN THE UPPER 20S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY AND BREEZY. NEAR STEADY TEMPERATURE  
IN THE MID 20S.    
SATURDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.  
 

 
 
WYZ012-221100-  
TETON AND GROS VENTRE MOUNTAINS-  
723 PM MST SAT DEC 21 2024  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 2 AM SUNDAY TO 7 PM MST  
MONDAY...  
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. SCATTERED SNOW SHOWERS. BREEZY WITH LOWS IN THE LOWER  
20S. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE  
OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE MORNING,  
THEN NUMEROUS SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP  
TO 3 INCHES. BREEZY WITH HIGHS AROUND 30. SOUTHWEST WINDS 15 TO  
20 MPH. GUSTS UP TO 35 MPH IN THE MORNING. CHANCE OF SNOW  
60 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH SNOW SHOWERS. PATCHY FOG AFTER  
MIDNIGHT. NEW SNOW ACCUMULATION UP TO 4 INCHES. NEAR STEADY  
TEMPERATURE IN THE LOWER 20S. SOUTHWEST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH. CHANCE OF SNOW 80 PERCENT.    
MONDAY
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION. HIGHS IN  
THE LOWER 30S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO  
20 MPH. CHANCE OF SNOW 80 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING. COLD WITH LOWS 12 TO 18. WEST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 30S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS LIKELY. LIGHT SNOW ACCUMULATION  
POSSIBLE. COLD WITH LOWS 15 TO 21. CHANCE OF SNOW 60 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE MORNING. NEW LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE MID  
20S. CHANCE OF SNOW 70 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 10 TO 15.    
THURSDAY
 
A CHANCE OF SNOW SHOWERS IN THE MORNING, THEN SNOW  
SHOWERS IN THE AFTERNOON. LIGHT SNOW ACCUMULATION. HIGHS IN THE  
MID 20S. CHANCE OF SNOW 80 PERCENT.    
THURSDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION.  
COLD. NEAR STEADY TEMPERATURE AROUND 20. CHANCE OF SNOW  
80 PERCENT.    
FRIDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN THE  
MID 20S. CHANCE OF SNOW 80 PERCENT.    
FRIDAY NIGHT
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION.  
COLD. NEAR STEADY TEMPERATURE IN THE LOWER 20S. CHANCE OF SNOW  
80 PERCENT.    
SATURDAY
 
SNOW SHOWERS. NEW MODERATE SNOW ACCUMULATION. HIGHS  
IN THE UPPER 20S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ014-221100-  
WIND RIVER MOUNTAINS WEST-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLEAR THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. BREEZY, COLD WITH LOWS AROUND 20. WEST WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 30 MPH, INCREASING TO 20 TO 25 MPH WITH GUSTS UP  
TO 40 MPH AFTER MIDNIGHT.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE AFTERNOON.  
SNOW ACCUMULATION UP TO 2 INCHES. BREEZY WITH HIGHS IN THE LOWER  
30S. WEST WINDS 20 TO 25 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF  
SNOW 50 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE  
EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. SNOW  
ACCUMULATION UP TO 2 INCHES. COLD WITH LOWS 16 TO 22. WEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW 60 PERCENT.    
MONDAY
 
CLOUDY WITH SNOW SHOWERS LIKELY. LIGHT SNOW  
ACCUMULATION POSSIBLE. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF SNOW 70 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 9 TO 15 ABOVE.  
NORTHWEST WINDS 10 TO 15 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 30. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS 14 TO 20.    
CHRISTMAS DAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. A 40 PERCENT CHANCE OF SNOW SHOWERS. HIGHS IN THE  
UPPER 20S. TEMPERATURE FALLING INTO THE LOWER 20S IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
COLD WITH LOWS 5 TO 15 ABOVE.    
THURSDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY IN THE  
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE MID 20S.  
CHANCE OF SNOW 60 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE EVENING. LIGHT SNOW ACCUMULATION POSSIBLE. COLD WITH LOWS  
10 TO 15. CHANCE OF SNOW 60 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW SHOWERS.  
NEW LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE MID 20S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. LIGHT SNOW  
ACCUMULATION POSSIBLE. COLD. NEAR STEADY TEMPERATURE 15 TO 20.  
CHANCE OF SNOW 60 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. NEW LIGHT  
SNOW ACCUMULATION POSSIBLE. BREEZY WITH HIGHS IN THE UPPER 20S.  
CHANCE OF SNOW 60 PERCENT.  
 

 
 
WYZ015-221100-  
WIND RIVER MOUNTAINS EAST-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY AND WINDY. LOWS IN THE MID 20S. WEST  
WINDS 25 TO 35 MPH. GUSTS UP TO 50 MPH, INCREASING TO 60 MPH  
AFTER MIDNIGHT.    
SUNDAY
 
PARTLY CLOUDY AND WINDY. HIGHS IN THE LOWER 30S. WEST  
WINDS 25 TO 35 MPH WITH GUSTS UP TO 60 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS.  
BREEZY. NEAR STEADY TEMPERATURE IN THE MID 20S. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. LITTLE OR NO  
SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE MID 30S. WEST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 60 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD  
WITH LOWS 9 TO 21 ABOVE. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
30 MPH.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 30S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE LOWER 20S.    
CHRISTMAS DAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. A 40 PERCENT CHANCE OF SNOW SHOWERS. HIGHS IN THE  
UPPER 20S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
BREEZY, COLD WITH LOWS 10 TO 20.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
SNOW SHOWERS LIKELY IN THE AFTERNOON. LITTLE OR NO SNOW  
ACCUMULATION. BREEZY WITH HIGHS IN THE UPPER 20S. CHANCE OF SNOW  
60 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE EVENING. LITTLE OR NO SNOW ACCUMULATION. BREEZY, COLD. NEAR  
STEADY TEMPERATURE AROUND 20. CHANCE OF SNOW 60 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 40 PERCENT CHANCE OF SNOW SHOWERS. BREEZY WITH HIGHS IN  
THE MID 20S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
EVENING, THEN SNOW SHOWERS LIKELY AFTER MIDNIGHT. LITTLE OR NO  
SNOW ACCUMULATION. BREEZY, COLD. NEAR STEADY TEMPERATURE AROUND  
20. CHANCE OF SNOW 60 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. SNOW SHOWERS LIKELY. LIGHT SNOW ACCUMULATION POSSIBLE.  
BREEZY WITH HIGHS IN THE UPPER 20S. CHANCE OF SNOW 60 PERCENT.  
 

 
 
WYZ019-221100-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY AND BREEZY. LOWS IN THE UPPER 20S.  
SOUTHWEST WINDS 20 TO 25 MPH WITH GUSTS UP TO 45 MPH.    
SUNDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE MID 40S.  
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. BREEZY WITH LOWS IN THE UPPER 20S. SOUTHWEST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TUESDAY
 
PARTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 20S. CHANCE OF SNOW 30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
UPPER 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
COLD WITH LOWS 14 TO 22.    
THURSDAY
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. BREEZY WITH HIGHS IN THE MID 30S. CHANCE OF SNOW  
30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. BREEZY WITH LOWS IN THE LOWER 20S.    
FRIDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW SHOWERS.  
BREEZY WITH HIGHS IN THE MID 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE LOWER 20S. CHANCE OF SNOW  
30 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. BREEZY WITH HIGHS  
IN THE UPPER 30S. CHANCE OF SNOW 30 PERCENT.  
 

 
 
WYZ024-221100-  
SALT RIVER AND WYOMING RANGES-  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
PARTLY CLOUDY. SCATTERED SNOW SHOWERS AFTER MIDNIGHT.  
LOWS IN THE LOWER 20S. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 30 MPH. CHANCE OF SNOW 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE MORNING,  
THEN NUMEROUS SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP  
TO 3 INCHES. HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF SNOW 60 PERCENT.    
SUNDAY NIGHT
 
CLOUDY WITH SNOW SHOWERS. NEW SNOW ACCUMULATION  
UP TO 4 INCHES. LOWS IN THE MID 20S. WEST WINDS AROUND 10 MPH  
WITH GUSTS UP TO 20 MPH. CHANCE OF SNOW 80 PERCENT.    
MONDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN THE  
MID 30S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE  
OF SNOW 80 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. COLD WITH LOWS  
13 TO 19. WEST WINDS 10 TO 15 MPH. CHANCE OF SNOW 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 30S. CHANCE OF SNOW 30 PERCENT.    
TUESDAY NIGHT
 
SNOW SHOWERS LIKELY. LIGHT SNOW ACCUMULATION  
POSSIBLE. COLD WITH LOWS 16 TO 22. CHANCE OF SNOW 60 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY. SNOW SHOWERS LIKELY, MAINLY IN  
THE MORNING. NEW LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE  
UPPER 20S. CHANCE OF SNOW 70 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS 10 TO 15.    
THURSDAY
 
A CHANCE OF SNOW SHOWERS IN THE MORNING, THEN SNOW  
SHOWERS IN THE AFTERNOON. LIGHT SNOW ACCUMULATION. HIGHS IN THE  
UPPER 20S. CHANCE OF SNOW 80 PERCENT.    
THURSDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. COLD  
WITH LOWS 15 TO 21. CHANCE OF SNOW 80 PERCENT.    
FRIDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN THE  
UPPER 20S. CHANCE OF SNOW 80 PERCENT.    
FRIDAY NIGHT
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. COLD  
WITH LOWS AROUND 20. CHANCE OF SNOW 80 PERCENT.    
SATURDAY
 
SNOW SHOWERS. NEW LIGHT SNOW ACCUMULATION. HIGHS IN  
THE LOWER 30S. CHANCE OF SNOW 80 PERCENT.  
 

 
 
WYZ030-221100-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
723 PM MST SAT DEC 21 2024  
   
TONIGHT
 
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 20S. SOUTHWEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. BREEZY WITH HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 30 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE  
EVENING. LOWS IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF SNOW 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. BREEZY WITH HIGHS AROUND 40. WEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. COLD WITH LOWS AROUND 20. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 40.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 20S. CHANCE OF SNOW 30 PERCENT.    
CHRISTMAS DAY
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
MID 30S. CHANCE OF SNOW 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
COLD WITH LOWS AROUND 15.    
THURSDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
30S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLD WITH LOWS AROUND 20.    
FRIDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE MID 30S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S.    
SATURDAY
 
MOSTLY CLOUDY AND BREEZY. HIGHS IN THE UPPER 30S.  
 

 
 
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