565  
FPUS55 KRIW 271911  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
109 PM MDT WED AUG 27 2025  
 
WYZ020-272200-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.  
HIGHS AROUND 70. EAST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
60 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN SCATTERED SHOWERS WITH  
ISOLATED THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 50S. EAST  
WINDS 10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS IN THE MORNING,  
THEN MOSTLY CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 50S. NORTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING WEST AFTER  
MIDNIGHT. CHANCE OF RAIN 40 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. WEST  
WINDS AROUND 10 MPH. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE  
OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE LOWER 50S.  
CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF RAIN 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE LOWER 80S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ017-272200-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.  
HIGHS IN THE LOWER 70S. NORTH WINDS AROUND 10 MPH. CHANCE OF RAIN  
60 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN SCATTERED SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 50S. NORTHEAST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. WEST WINDS  
AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR  
AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS AROUND  
10 MPH IN THE EVENING. CHANCE OF RAIN 30 PERCENT.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. NORTH WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 50. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY
 
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 MID 70S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SUNDAY
 
SUNNY. HIGHS AROUND 80.    
SUNDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ018-272200-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. HIGHS  
AROUND 70. NORTH WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH ISOLATED  
SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. NORTH WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 20 PERCENT.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 10 MPH IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 80. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ028-272200-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. WEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE EVENING. LOWS AROUND 50. SOUTHWEST WINDS 10 TO 15 MPH IN THE  
EVENING. CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST  
WINDS 10 TO 15 MPH. CHANCE OF RAIN 30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST  
WINDS 10 TO 15 MPH IN THE EVENING.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS AROUND 10 MPH  
IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 70S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SUNDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 80.  
 

 
 
WYZ013-272200-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE LOWER 60S. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
SHOWERS. SCATTERED THUNDERSTORMS, MAINLY IN THE  
EVENING. AREAS OF FOG IN THE EVENING. PATCHY FOG AFTER MIDNIGHT.  
LOWS IN THE MID 40S. CHANCE OF RAIN 80 PERCENT.    
THURSDAY
 
PATCHY FOG IN THE MORNING. SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. WEST  
WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.    
THURSDAY NIGHT
 
PARTLY 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. WEST  
WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 40 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. WEST WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 40S.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE LOWER 70S. CHANCE OF RAIN 20 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
70S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. 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 70S.  
CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ003-272200-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. HIGHS AROUND 70. EAST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH. CHANCE OF RAIN 60 PERCENT.    
TONIGHT
 
CLOUDY. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS  
IN THE EVENING, THEN SCATTERED SHOWERS AFTER MIDNIGHT. LOWS IN  
THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE  
OF RAIN 60 PERCENT.    
THURSDAY
 
NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS IN THE  
MORNING, THEN SHOWERS AND SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. NORTH WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 80 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 70S. NORTHWEST WINDS AROUND 10 MPH,  
BECOMING NORTHEAST IN THE AFTERNOON. CHANCE OF RAIN 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
AFTER MIDNIGHT. LOWS AROUND 50. CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 70S. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
LABOR DAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER 80S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 70S. CHANCE OF RAIN 40 PERCENT.  
 

 
 
WYZ004-272200-  
NORTH BIGHORN BASIN-  
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,  
AND SHELL  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS. HIGHS AROUND 80. WEST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH. CHANCE OF RAIN 30 PERCENT.    
TONIGHT
 
CLOUDY WITH SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS, MAINLY IN THE EVENING. LOWS AROUND 60. SOUTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.  
CHANCE OF RAIN 40 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. NORTHWEST WINDS  
AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 50S. NORTHWEST  
WINDS AROUND 10 MPH, BECOMING WEST AFTER MIDNIGHT. CHANCE OF RAIN  
60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 70S. NORTH WINDS 10 TO 15 MPH IN  
THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.    
FRIDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 50S.  
CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
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 AROUND 80. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ006-272200-  
SOUTHEAST BIGHORN BASIN-  
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 40 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS, MAINLY IN THE EVENING. LOWS AROUND 60. NORTH WINDS  
AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 40 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY CLOUDY WITH NUMEROUS  
SHOWERS AND SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 80. NORTHWEST WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE  
OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS IN THE MID 50S. NORTH WINDS AROUND 10 MPH IN THE EVENING.  
CHANCE OF RAIN 50 PERCENT.    
FRIDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. NORTH  
WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.    
FRIDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 50S.  
CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.  
CHANCE OF RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
SUNDAY NIGHT
 
CLEAR. LOWS IN THE MID 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ005-272200-  
SOUTHWEST BIGHORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. NEAR STEADY TEMPERATURE AROUND 70. NORTHEAST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 60 PERCENT.   
TONIGHT
 
SCATTERED THUNDERSTORMS IN THE EVENING. MOSTLY CLOUDY  
WITH SCATTERED SHOWERS. LOWS IN THE MID 50S. NORTHWEST WINDS  
AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 50 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY CLOUDY WITH NUMEROUS  
SHOWERS AND SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 70S. NORTH WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE  
OF RAIN 60 PERCENT.    
THURSDAY 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 LOWER 50S. NORTHWEST WINDS AROUND  
10 MPH IN THE EVENING. CHANCE OF RAIN 40 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 10 MPH IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ023-272200-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. NEAR STEADY  
TEMPERATURE IN THE LOWER 60S. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
SHOWERS AND SCATTERED THUNDERSTORMS IN THE EVENING,  
THEN NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS AFTER MIDNIGHT.  
AREAS OF FOG. LOWS IN THE UPPER 40S. CHANCE OF RAIN 80 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY. AREAS OF FOG IN THE MORNING. NUMEROUS  
SHOWERS WITH ISOLATED THUNDERSTORMS IN THE MORNING, THEN  
SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE LOWER 70S. WEST WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE  
OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 40S. SOUTHWEST  
WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 20 PERCENT.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE LOWER 70S. NORTHWEST WINDS AROUND 10 MPH IN THE  
AFTERNOON. CHANCE OF RAIN 20 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 40S.    
SATURDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
70S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
SUNDAY
 
SUNNY. HIGHS AROUND 80.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 80.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
TUESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. CHANCE OF RAIN  
20 PERCENT.  
 

 
 
WYZ025-272200-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE LOWER 60S. SOUTH WINDS AROUND 10 MPH. CHANCE OF RAIN  
80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS IN  
THE EVENING, THEN NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS  
AFTER MIDNIGHT. AREAS OF FOG. LOWS IN THE MID 40S. CHANCE OF RAIN  
80 PERCENT.    
THURSDAY
 
AREAS OF FOG IN THE MORNING. MOSTLY CLOUDY WITH  
NUMEROUS SHOWERS. ISOLATED THUNDERSTORMS IN THE MORNING, THEN  
SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
WEST WINDS 10 TO 15 MPH IN THE AFTERNOON. CHANCE OF RAIN  
60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 30S. NORTHWEST WINDS 10 TO 15 MPH IN THE  
EVENING.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 70. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
30 PERCENT.    
FRIDAY 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.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN  
20 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE MID 70S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ026-272200-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. NEAR STEADY  
TEMPERATURE IN THE MID 60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 25 MPH. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN SCATTERED SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 40S. WEST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. WEST WINDS 10 TO 15 MPH. CHANCE OF  
RAIN 30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 40S. NORTHWEST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 70. NORTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN  
20 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 40S.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ010-272200-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS AROUND 80. SOUTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 30 PERCENT.    
TONIGHT
 
SCATTERED THUNDERSTORMS IN THE EVENING. CLOUDY WITH  
SCATTERED SHOWERS. LOWS AROUND 60. SOUTH WINDS AROUND 10 MPH.  
CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY WITH NUMEROUS SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
CLOUDY WITH SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 50S. NORTHEAST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.  
CHANCE OF RAIN 60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN MOSTLY CLOUDY WITH  
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 70S. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF  
RAIN 60 PERCENT.    
FRIDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY  
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE LOWER 50S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF  
RAIN 40 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 80. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ011-272200-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO  
15 MPH. CHANCE OF RAIN 40 PERCENT.    
TONIGHT
 
SCATTERED THUNDERSTORMS IN THE EVENING. CLOUDY WITH  
SCATTERED SHOWERS. LOWS IN THE UPPER 50S. SOUTHEAST WINDS AROUND  
10 MPH IN THE EVENING. CHANCE OF RAIN 40 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. SOUTHEAST  
WINDS AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE MID 50S. NORTHEAST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. NORTHWEST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 40 PERCENT.    
FRIDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY  
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE LOWER 50S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF  
RAIN 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 80. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ027-272200-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. HIGHS IN  
THE UPPER 60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN SCATTERED SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 50. WEST WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 25 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. WEST WINDS 10 TO 15 MPH. CHANCE OF  
RAIN 30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST  
WINDS 10 TO 15 MPH IN THE EVENING.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 70. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH  
IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SUNDAY
 
SUNNY. HIGHS IN THE UPPER 70S.    
SUNDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 40S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. CHANCE OF RAIN  
20 PERCENT.  
 

 
 
WYZ016-272200-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE LOWER 60S. EAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.  
CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS IN  
THE EVENING, THEN SCATTERED SHOWERS AFTER MIDNIGHT. LOWS AROUND  
50. NORTHEAST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN  
80 PERCENT.    
THURSDAY
 
NUMEROUS SHOWERS. ISOLATED THUNDERSTORMS IN THE  
MORNING, THEN SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE UPPER 60S. WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR  
AFTER MIDNIGHT. LOWS IN THE MID 40S. NORTHWEST WINDS 10 TO  
15 MPH. CHANCE OF RAIN 30 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 70. NORTHWEST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 40 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS, MAINLY IN THE EVENING. LOWS  
IN THE MID 40S. CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
LABOR DAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 70S. CHANCE OF RAIN 40 PERCENT.  
 

 
 
WYZ001-272200-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. NEAR  
STEADY TEMPERATURE IN THE MID 50S. SOUTHEAST WINDS AROUND 10 MPH.  
CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
SHOWERS. SCATTERED THUNDERSTORMS, MAINLY IN THE  
EVENING. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 40S.  
SOUTHEAST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN  
80 PERCENT.    
THURSDAY
 
PATCHY FOG IN THE MORNING. SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH.  
CHANCE OF RAIN 80 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 40S.  
WEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN  
60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. WEST  
WINDS AROUND 10 MPH. CHANCE OF RAIN 40 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 40.  
CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH  
A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
LABOR DAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER 70S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN  
30 PERCENT.  
 

 
 
WYZ029-272200-  
FLAMING GORGE-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE UPPER 60S. WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
80 PERCENT.    
TONIGHT
 
PARTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF RAIN 30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS 10 TO  
15 MPH IN THE EVENING.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS AROUND 10 MPH.  
CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 40S. CHANCE OF  
RAIN 20 PERCENT.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ022-272200-  
CASPER MOUNTAIN-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. HIGHS IN  
THE LOWER 60S. SOUTHEAST WINDS AROUND 10 MPH. CHANCE OF RAIN  
80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN SCATTERED SHOWERS WITH  
ISOLATED THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 50S.  
SOUTHEAST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN  
60 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY. SCATTERED SHOWERS IN THE MORNING, THEN  
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF  
RAIN 60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS AROUND 50. SOUTHWEST WINDS  
AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 30 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 60S. WEST WINDS AROUND 10 MPH.  
CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE  
OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE UPPER 40S.  
CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
SUNDAY NIGHT
 
CLEAR. LOWS AROUND 50.    
LABOR DAY
 
SUNNY. HIGHS IN THE MID 70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ002-272200-  
ABSAROKA MOUNTAINS-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. HIGHS IN  
THE UPPER 50S. EAST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
80 PERCENT.    
TONIGHT
 
CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS IN THE  
EVENING, THEN NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 40S. EAST WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT. CHANCE OF  
RAIN 80 PERCENT.    
THURSDAY
 
SHOWERS. ISOLATED THUNDERSTORMS IN THE MORNING, THEN  
SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.  
WEST WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER  
40S. WEST WINDS AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF RAIN SHOWERS. A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 60. NORTHWEST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 50 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER  
40S. CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF  
RAIN 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
LABOR DAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH  
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 60S. CHANCE OF RAIN 40 PERCENT.  
 

 
 
WYZ007-272200-  
OWL CREEK AND BRIDGER MOUNTAINS-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.  
HIGHS IN THE MID 60S. NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP  
TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN SCATTERED SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. NORTH WINDS AROUND 10 MPH WITH  
GUSTS UP TO 20 MPH, BECOMING SOUTH AFTER MIDNIGHT. CHANCE OF RAIN  
60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. NUMEROUS SHOWERS. ISOLATED THUNDERSTORMS IN THE MORNING,  
THEN SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70.  
SOUTH WINDS AROUND 10 MPH, BECOMING NORTHWEST IN THE AFTERNOON.  
CHANCE OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR  
AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS AROUND  
10 MPH. CHANCE OF RAIN 40 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 70. NORTHWEST WINDS AROUND 10 MPH,  
BECOMING NORTH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE  
OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. CHANCE OF  
RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE MID 70S. CHANCE OF RAIN 40 PERCENT.  
 

 
 
WYZ008-272200-  
BIGHORN MOUNTAINS WEST-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
TONIGHT
 
CLOUDY. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS  
IN THE EVENING, THEN SCATTERED SHOWERS WITH ISOLATED  
THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS IN THE  
MORNING, THEN SHOWERS AND SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. SOUTH WINDS AROUND 10 MPH,  
BECOMING WEST WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF  
RAIN 80 PERCENT.    
THURSDAY NIGHT
 
CLOUDY WITH RAIN SHOWERS LIKELY WITH A CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE  
OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTHWEST  
WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.    
FRIDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY  
CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS IN THE UPPER 40S.  
CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.  
CHANCE OF RAIN 40 PERCENT.    
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 LOWER 50S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ009-272200-  
BIGHORN MOUNTAINS SOUTHEAST-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS. HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
TONIGHT
 
CLOUDY. NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS  
IN THE EVENING, THEN SCATTERED SHOWERS AFTER MIDNIGHT. LOWS IN  
THE UPPER 40S. SOUTHEAST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
60 PERCENT.    
THURSDAY
 
NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS IN THE  
MORNING, THEN SHOWERS AND SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. SOUTH WINDS AROUND 10 MPH.  
CHANCE OF RAIN 80 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S.  
NORTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.    
FRIDAY
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.  
NORTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN 70 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A  
CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID  
40S. CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF RAIN SHOWERS. A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF RAIN 50 PERCENT.   
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ012-272200-  
TETON AND GROS VENTRE MOUNTAINS-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE MID 50S. SOUTH WINDS AROUND 10 MPH. CHANCE OF RAIN  
90 PERCENT.    
TONIGHT
 
SHOWERS. SCATTERED THUNDERSTORMS, MAINLY IN THE  
EVENING. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 40S. CHANCE  
OF RAIN 80 PERCENT.    
THURSDAY
 
SHOWERS. ISOLATED THUNDERSTORMS IN THE MORNING, THEN  
SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.  
SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.    
THURSDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS IN THE  
LOWER 40S. WEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF  
RAIN 50 PERCENT.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY 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 LOWER 40S. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY
 
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. CHANCE OF RAIN 30 PERCENT.   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 70.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 40S.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF RAIN  
30 PERCENT.  
 

 
 
WYZ014-272200-  
WIND RIVER MOUNTAINS WEST-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO  
20 MPH. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. RAIN SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN NUMEROUS RAIN SHOWERS WITH  
ISOLATED THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 40S.  
SOUTH WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN  
80 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY WITH NUMEROUS RAIN SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 60. WEST WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY  
CLEAR AFTER MIDNIGHT. LOWS AROUND 40. NORTHWEST WINDS 10 TO  
15 MPH IN THE EVENING. CHANCE OF RAIN 30 PERCENT.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A CHANCE OF RAIN SHOWERS, MAINLY IN THE EVENING.  
LOWS IN THE LOWER 40S. CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
60S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ015-272200-  
WIND RIVER MOUNTAINS EAST-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS IN  
THE MID 50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF RAIN  
90 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH SCATTERED  
RAIN SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 40S. SOUTHWEST  
WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.    
THURSDAY
 
NUMEROUS RAIN SHOWERS. ISOLATED THUNDERSTORMS IN THE  
MORNING, THEN SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGHS IN  
THE UPPER 50S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF RAIN 60 PERCENT.    
THURSDAY 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 LOWER 40S. WEST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 30 PERCENT.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 60. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
40 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH  
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. CHANCE  
OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 40.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
LABOR DAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 60S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE MID 60S. CHANCE OF RAIN 40 PERCENT.  
 

 
 
WYZ019-272200-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND SCATTERED THUNDERSTORMS. HIGHS IN  
THE UPPER 60S. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH SCATTERED  
SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST WINDS  
10 TO 15 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. SCATTERED  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN  
30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 50.  
WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 30 PERCENT.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 70S. WEST WINDS AROUND 10 MPH.  
CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE  
OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE UPPER 40S.  
CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. CHANCE OF  
RAIN 40 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
CLEAR. LOWS AROUND 50.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ024-272200-  
SALT RIVER AND WYOMING RANGES-  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. NEAR STEADY  
TEMPERATURE IN THE UPPER 50S. WEST WINDS AROUND 10 MPH WITH GUSTS  
UP TO 20 MPH. CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY. SHOWERS AND SCATTERED THUNDERSTORMS IN  
THE EVENING, THEN NUMEROUS SHOWERS WITH ISOLATED THUNDERSTORMS  
AFTER MIDNIGHT. LOWS IN THE MID 40S. WEST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 80 PERCENT.    
THURSDAY
 
MOSTLY CLOUDY WITH NUMEROUS SHOWERS WITH ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN PARTLY CLOUDY WITH SCATTERED  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER  
60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
RAIN 60 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 40S. NORTHWEST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE MID 60S. NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
30 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 40S.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 60S.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
SUNDAY
 
SUNNY. HIGHS AROUND 70.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
LABOR DAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
70S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
TUESDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S.  
CHANCE OF RAIN 30 PERCENT.  
 

 
 
WYZ030-272200-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
109 PM MDT WED AUG 27 2025  
   
THIS AFTERNOON
 
SHOWERS AND NUMEROUS THUNDERSTORMS. HIGHS  
AROUND 70. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF RAIN 80 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH NUMEROUS SHOWERS AND SCATTERED  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH SCATTERED  
SHOWERS AFTER MIDNIGHT. LOWS AROUND 50. WEST WINDS 10 TO 15 MPH  
IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH SCATTERED SHOWERS. ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN SCATTERED THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. WEST WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 25 MPH. CHANCE OF RAIN 30 PERCENT.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS 10 TO  
15 MPH.    
FRIDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. WEST WINDS 10 TO  
15 MPH. CHANCE OF RAIN 20 PERCENT.    
FRIDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 40S.  
CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 70S.    
SUNDAY NIGHT
 
CLEAR. LOWS AROUND 50.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS AROUND 80.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50.    
TUESDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 80.  
 

 
 
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