544  
FPUS55 KRIW 160524  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
1122 PM MDT MON SEP 15 2025  
 
WYZ020-161000-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. NORTHEAST  
WINDS 10 TO 15 MPH. CHANCE OF RAIN 40 PERCENT.    
TUESDAY NIGHT
 
SHOWERS LIKELY. A CHANCE OF THUNDERSTORMS,  
MAINLY IN THE EVENING. LOWS IN THE MID 40S. NORTHEAST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTH AFTER  
MIDNIGHT. CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 80 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID  
40S. NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE  
EVENING. CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ017-161000-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHEAST WINDS  
AROUND 10 MPH LATE THIS EVENING.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY  
WITH SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 40S. NORTH  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH IN THE EVENING. CHANCE  
OF RAIN 60 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 60S. NORTHWEST WINDS AROUND  
10 MPH, BECOMING NORTH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHEAST  
WINDS AROUND 10 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 

 
 
WYZ018-161000-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
NORTHEAST WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN  
40 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 40S.  
NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 40 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 60S. NORTH WINDS AROUND 10 MPH IN  
THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH  
WINDS AROUND 10 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID 70S.   
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE UPPER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 

 
 
WYZ028-161000-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 40S. NORTHEAST  
WINDS AROUND 10 MPH AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 60S. NORTHEAST WINDS AROUND 10 MPH, BECOMING  
WEST IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 40S.  
NORTH WINDS 10 TO 15 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.  
CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ013-161000-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
1122 PM MDT MON SEP 15 2025  
   
..FREEZE WARNING IN EFFECT FROM 1 AM TO 7 AM MDT TUESDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. PATCHY FOG. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY. AREAS OF FOG IN THE MORNING. A CHANCE  
OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. NORTH WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 30S. NORTH WINDS  
AROUND 10 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT  
CHANCE OF. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 40.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
60S.  
 

 
 
WYZ003-161000-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
LOWS IN THE LOWER 40S. CHANCE OF RAIN 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S. NORTH WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. NORTHWEST  
WINDS 10 TO 15 MPH, BECOMING WEST AFTER MIDNIGHT. CHANCE OF RAIN  
30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. NORTHWEST WINDS AROUND 10 MPH,  
BECOMING NORTH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHWEST  
WINDS AROUND 10 MPH IN THE EVENING.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
LOWS IN THE UPPER 40S. CHANCE OF RAIN 20 PERCENT.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.  
 

 
 
WYZ004-161000-  
NORTH BIGHORN BASIN-  
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,  
AND SHELL  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY LATE THIS EVENING, THEN MOSTLY CLEAR  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 40S.  
WEST WINDS AROUND 10 MPH LATE THIS EVENING. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A CHANCE  
OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 70. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE  
OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE UPPER 40S.  
NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. NORTH WINDS AROUND 10 MPH. CHANCE OF  
RAIN 30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH  
WINDS AROUND 10 MPH IN THE EVENING.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 50.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
70S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 50.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 

 
 
WYZ006-161000-  
SOUTHEAST BIGHORN BASIN-  
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
TUESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. NORTH  
WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 40S. NORTHWEST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING WEST AFTER MIDNIGHT.  
CHANCE OF RAIN 40 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 70. NORTH WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 

 
 
WYZ005-161000-  
SOUTHWEST BIGHORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S.  
NORTH WINDS 10 TO 15 MPH IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS AROUND 50. NORTHWEST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 40 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A 40 PERCENT CHANCE OF SHOWERS. HIGHS AROUND 70. NORTH  
WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 10 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 80.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.  
 

 
 
WYZ023-161000-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
1122 PM MDT MON SEP 15 2025  
   
..FREEZE WARNING IN EFFECT FROM 1 AM TO 7 AM MDT TUESDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY SUNNY IN THE  
MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE  
UPPER 60S. NORTH WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF  
RAIN 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. WIDESPREAD FOG AFTER MIDNIGHT.  
LOWS IN THE MID 30S. NORTH WINDS AROUND 10 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 70S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 30S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 40S.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN  
20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 30S. CHANCE OF  
RAIN 20 PERCENT.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 70.  
 

 
 
WYZ025-161000-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
1122 PM MDT MON SEP 15 2025  
   
..FREEZE WARNING IN EFFECT FROM 1 AM TO 7 AM MDT TUESDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. NORTH WINDS  
AROUND 10 MPH AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND  
10 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
AREAS OF FOG AFTER MIDNIGHT. LOWS IN THE LOWER 30S. NORTH WINDS  
AROUND 10 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE MID 30S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 70.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 30S.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ026-161000-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
1122 PM MDT MON SEP 15 2025  
   
..FREEZE WARNING IN EFFECT FROM 1 AM TO 7 AM MDT TUESDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 30S. NORTH WINDS AROUND 10 MPH.  
CHANCE OF RAIN 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
NORTH WINDS AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON. CHANCE  
OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY  
CLEAR AFTER MIDNIGHT. LOWS IN THE UPPER 30S. NORTH WINDS AROUND  
10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 70.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.  
 

 
 
WYZ010-161000-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH LATE THIS EVENING.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 60S. NORTHEAST WINDS AROUND 10 MPH  
WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 50. NORTHWEST  
WINDS AROUND 10 MPH. CHANCE OF RAIN 50 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. NORTH WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 50.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE UPPER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ011-161000-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND  
10 MPH LATE THIS EVENING.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S.  
NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY  
WITH SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTH  
WINDS AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY
 
SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 60S. NORTH WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
AFTER MIDNIGHT. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH  
WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN  
30 PERCENT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 50.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ027-161000-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 40. NORTH  
WINDS AROUND 10 MPH. CHANCE OF RAIN 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A CHANCE  
OF RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. NORTH WINDS AROUND 10 MPH,  
BECOMING NORTHWEST WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHEAST AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. EAST WINDS  
AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 70.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
MONDAY
 
SUNNY. HIGHS AROUND 70.  
 

 
 
WYZ016-161000-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST WINDS  
AROUND 10 MPH LATE THIS EVENING.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH  
RAIN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 60. EAST WINDS 10 TO 15 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS AROUND 40.  
NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE  
EVENING. CHANCE OF RAIN 40 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 60S. EAST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. EAST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 40.    
FRIDAY
 
SUNNY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE UPPER  
60S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 40S.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
60S.  
 

 
 
WYZ001-161000-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLOUDY. PATCHY FOG LATE THIS EVENING. AREAS OF  
FOG AFTER MIDNIGHT. RAIN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN  
THE LOWER 30S. CHANCE OF RAIN 60 PERCENT.    
TUESDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY CLOUDY WITH RAIN  
SHOWERS LIKELY. A CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO  
SNOW ACCUMULATION. HIGHS IN THE MID 50S. NORTH WINDS AROUND  
10 MPH. CHANCE OF PRECIPITATION 60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY  
CLEAR AFTER MIDNIGHT. AREAS OF FOG AFTER MIDNIGHT. LOWS IN THE  
LOWER 30S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF RAIN  
30 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST  
WINDS AROUND 10 MPH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHEAST  
WINDS AROUND 10 MPH IN THE EVENING.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE MID 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS  
AND THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 30S. CHANCE OF  
RAIN 20 PERCENT.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.  
 

 
 
WYZ029-161000-  
FLAMING GORGE-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 40S. NORTHEAST  
WINDS AROUND 10 MPH AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S. EAST WINDS AROUND 10 MPH,  
BECOMING NORTHWEST IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHEAST  
AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
IN THE LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST  
WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ022-161000-  
CASPER MOUNTAIN-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
LOWS IN THE LOWER 40S. EAST WINDS AROUND 10 MPH, BECOMING  
SOUTHEAST WITH GUSTS UP TO 20 MPH AFTER MIDNIGHT. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 50S. WEST WINDS 10 TO 15 MPH,  
BECOMING NORTH IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 40S. EAST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF  
RAIN 70 PERCENT.    
WEDNESDAY
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 50S. NORTH WINDS AROUND 10 MPH.  
CHANCE OF RAIN 80 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 40S. NORTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.  
CHANCE OF RAIN 40 PERCENT.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT  
CHANCE OF. HIGHS AROUND 60.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
 
WYZ002-161000-  
ABSAROKA MOUNTAINS-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 30S. WEST WINDS AROUND 10 MPH LATE  
THIS EVENING. CHANCE OF RAIN 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS  
IN THE MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH  
A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW ACCUMULATION UP  
TO 1 INCH. HIGHS IN THE LOWER 50S. NORTHEAST WINDS AROUND 10 MPH  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW  
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING,  
THEN A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT.  
LOWS IN THE MID 30S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF  
PRECIPITATION 30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S.  
NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
30 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHEAST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING WEST AFTER  
MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN  
THE UPPER 50S. CHANCE OF RAIN 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE UPPER 30S. CHANCE OF RAIN  
20 PERCENT.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.  
 

 
 
WYZ007-161000-  
OWL CREEK AND BRIDGER MOUNTAINS-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. NORTH WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH LATE THIS EVENING.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
NORTH WINDS 10 TO 15 MPH. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF  
SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS  
IN THE MID 40S. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
60 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY IN THE MORNING,  
THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. NORTH WINDS  
AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 40S. NORTHEAST WINDS AROUND 10 MPH IN THE  
EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE MID 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 50.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ008-161000-  
BIGHORN MOUNTAINS WEST-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR LATE THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE UPPER 30S.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN RAIN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE MID 50S. NORTHWEST WINDS 10 TO  
15 MPH IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY WITH RAIN  
SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE LOWER 40S. NORTHEAST WINDS 10 TO 15 MPH IN  
THE EVENING. CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. RAIN SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 50S. NORTH WINDS AROUND 10 MPH.  
CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. LOWS IN THE LOWER 40S. NORTHEAST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 20 PERCENT.    
THURSDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID 60S.   
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A SLIGHT CHANCE OF  
RAIN SHOWERS. LOWS IN THE MID 40S. CHANCE OF RAIN 20 PERCENT.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ009-161000-  
BIGHORN MOUNTAINS SOUTHEAST-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS AROUND 40. WEST WINDS AROUND  
10 MPH LATE THIS EVENING.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN RAIN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE MID 50S. SOUTHEAST WINDS AROUND  
10 MPH, BECOMING EAST WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.  
CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. LOWS AROUND 40. NORTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHWEST  
AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY
 
RAIN SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. NORTH  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN  
70 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 40.  
NORTH WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.  
CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID 60S.   
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ012-161000-  
TETON AND GROS VENTRE MOUNTAINS-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S.  
NORTH WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY  
CLEAR AFTER MIDNIGHT. LOWS IN THE MID 30S. NORTHEAST WINDS AROUND  
10 MPH. CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SUNDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.  
CHANCE OF RAIN 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN 20 PERCENT.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.  
 

 
 
WYZ014-161000-  
WIND RIVER MOUNTAINS WEST-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS AROUND 30. NORTHEAST WINDS AROUND  
10 MPH, BECOMING EAST AFTER MIDNIGHT.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE LOWER 50S. WEST WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 40 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS. LOWS IN THE  
LOWER 30S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A  
CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. NORTHEAST  
WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION 30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 30S. NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP  
TO 20 MPH IN THE EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 30S.    
SUNDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.  
 

 
 
WYZ015-161000-  
WIND RIVER MOUNTAINS EAST-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY LATE THIS EVENING, THEN CLEARING. LOWS  
IN THE LOWER 30S. SOUTHWEST WINDS AROUND 10 MPH AFTER MIDNIGHT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
RAIN SHOWERS, SNOW SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.  
HIGHS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH, BECOMING EAST IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.    
TUESDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS. LOWS IN THE  
LOWER 30S. NORTHEAST WINDS AROUND 10 MPH, BECOMING NORTHWEST  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 50. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
30 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S. NORTHEAST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING WEST AFTER  
MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 50S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 60.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 40.    
SUNDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
BREEZY WITH HIGHS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
BREEZY WITH LOWS IN THE UPPER 30S.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.  
 

 
 
WYZ019-161000-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY LATE THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT. LOWS IN THE LOWER 40S. NORTHEAST WINDS AROUND  
10 MPH. CHANCE OF RAIN 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
SOUTH WINDS AROUND 10 MPH, BECOMING NORTHEAST IN THE AFTERNOON.  
CHANCE OF RAIN 40 PERCENT.    
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY  
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 40S. NORTH WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 50S. NORTH WINDS  
AROUND 10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.   
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER  
40S. NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE  
EVENING. CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
SUNNY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.  
 

 
 
WYZ024-161000-  
SALT RIVER AND WYOMING RANGES-  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTH WINDS AROUND  
10 MPH.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 50S. NORTHWEST WINDS AROUND  
10 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTH WINDS  
AROUND 10 MPH IN THE EVENING.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
MONDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
60S.  
 

 
 
WYZ030-161000-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
1122 PM MDT MON SEP 15 2025  
   
TONIGHT
 
PARTLY CLOUDY LATE THIS EVENING, THEN BECOMING MOSTLY  
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 40S. NORTH WINDS AROUND 10 MPH. CHANCE  
OF RAIN 60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S. NORTHEAST WINDS AROUND  
10 MPH, BECOMING NORTH IN THE AFTERNOON. GUSTS UP TO 30 MPH.  
CHANCE OF RAIN 60 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. SHOWERS LIKELY WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS  
AFTER MIDNIGHT. LOWS IN THE LOWER 40S. NORTHEAST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. NORTH  
WINDS 10 TO 15 MPH. CHANCE OF RAIN 40 PERCENT.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.  
NORTHEAST WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
CLEAR. LOWS AROUND 40.    
FRIDAY
 
SUNNY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 40S.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.  
 

 
 
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