370  
FPUS55 KRIW 020204  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
802 PM MDT WED OCT 1 2025  
 
WYZ020-021000-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 80. SOUTHWEST  
WINDS 15 TO 20 MPH. GUSTS UP TO 40 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE UPPER 40S. SOUTHWEST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 30 MPH, DIMINISHING TO AROUND  
10 MPH AFTER MIDNIGHT. CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
MORNING, THEN MOSTLY CLOUDY WITH SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE MID 60S.  
TEMPERATURE FALLING INTO THE UPPER 50S IN THE AFTERNOON. CHANCE  
OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. RAIN SHOWERS. LOWS IN THE MID 30S. CHANCE OF RAIN  
80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. HIGHS IN THE UPPER 40S. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
IN THE MID 60S.  
 

 
 
WYZ017-021000-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 80. SOUTHWEST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS  
LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER 40S. WEST WINDS 10 TO  
15 MPH. GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF RAIN  
60 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS. HIGHS IN THE  
LOWER 60S. TEMPERATURE FALLING INTO THE MID 50S IN THE AFTERNOON.  
CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS.  
LOWS IN THE UPPER 30S. CHANCE OF RAIN 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. HIGHS IN THE UPPER 40S. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
IN THE MID 60S.  
 

 
 
WYZ018-021000-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST WINDS AROUND  
10 MPH EARLY THIS EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS  
AROUND 10 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 70S.  
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, INCREASING  
TO 15 TO 20 MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS  
LIKELY AFTER MIDNIGHT. LOWS IN THE MID 40S. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF RAIN  
60 PERCENT.    
SATURDAY
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS, COOLER  
WITH HIGHS AROUND 60. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS. LOWS  
IN THE MID 30S. CHANCE OF RAIN 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. HIGHS IN THE MID 40S. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
60S.  
 

 
 
WYZ028-021000-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS  
AROUND 10 MPH.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. BREEZY WITH HIGHS IN THE MID 70S.  
SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY WITH  
A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 40S.  
WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.    
SATURDAY
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
BREEZY, COOLER WITH HIGHS IN THE MID 50S. CHANCE OF RAIN  
80 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
SHOWERS. BREEZY WITH LOWS IN THE MID 30S.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN THE  
MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE LOWER  
50S. CHANCE OF RAIN 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE LOWER 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
SLIGHT CHANCE OF. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ013-021000-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS  
AROUND 10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH  
WINDS AROUND 10 MPH IN THE EVENING.    
FRIDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE MID 60S. SOUTH WINDS AROUND 10 MPH.  
CHANCE OF RAIN 50 PERCENT.    
FRIDAY NIGHT
 
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN  
THE EVENING, THEN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN 80 PERCENT.   
SATURDAY
 
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE UPPER 40S. CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW SHOWERS LIKELY  
AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS AROUND 30.  
CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. SNOW SHOWERS  
LIKELY IN THE MORNING, THEN A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE UPPER  
40S. CHANCE OF PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS. LOWS IN THE MID  
20S. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
A SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING. PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. HIGHS IN THE MID  
50S. CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE UPPER 20S.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 30.    
WEDNESDAY
 
A SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING.  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN SHOWERS. HIGHS IN THE  
UPPER 50S. CHANCE OF PRECIPITATION 20 PERCENT.  
 

 
 
WYZ003-021000-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR EARLY THIS EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO  
15 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS  
AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 10 MPH, BECOMING SOUTH WITH GUSTS UP TO  
20 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
SHOWERS. LOWS IN THE MID 40S. WEST WINDS AROUND 10 MPH. CHANCE OF  
RAIN 80 PERCENT.    
SATURDAY
 
SHOWERS WITH A CHANCE OF THUNDERSTORMS. BREEZY,  
COOLER WITH HIGHS IN THE LOWER 50S. CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF RAIN  
80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH RAIN AND SNOW SHOWERS LIKELY. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO  
SNOW ACCUMULATION. HIGHS IN THE MID 40S. CHANCE OF PRECIPITATION  
60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS AROUND 30. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
A SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING. PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. HIGHS AROUND 50.  
CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
60S.  
 

 
 
WYZ004-021000-  
NORTH BIGHORN BASIN-  
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,  
AND SHELL  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS AROUND  
10 MPH EARLY THIS EVENING.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHEAST WINDS 10 TO  
15 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING WEST AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY. HIGHS AROUND 80. SOUTH WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS  
LIKELY AFTER MIDNIGHT. LOWS AROUND 50. NORTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
SATURDAY
 
A CHANCE OF THUNDERSTORMS. SHOWERS, BREEZY, COOLER  
WITH HIGHS AROUND 60. CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE UPPER 30S. CHANCE OF RAIN  
80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. BREEZY WITH HIGHS AROUND 50. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 30S.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 50S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
 
WYZ006-021000-  
SOUTHEAST BIGHORN BASIN-  
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHEAST WINDS  
AROUND 10 MPH EARLY THIS EVENING.    
THURSDAY
 
SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY 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  
AROUND 50. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.  
CHANCE OF RAIN 60 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.  
SHOWERS, BREEZY, COOLER WITH HIGHS IN THE LOWER 60S. TEMPERATURE  
FALLING INTO THE MID 50S IN THE AFTERNOON. CHANCE OF RAIN  
80 PERCENT.    
SATURDAY NIGHT
 
SHOWERS, BREEZY WITH LOWS AROUND 40. CHANCE OF  
RAIN 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS AROUND 50. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE MID 30S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
 
WYZ005-021000-  
SOUTHWEST BIGHORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
FRIDAY 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  
AROUND 50. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH,  
BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT.    
SATURDAY
 
A CHANCE OF THUNDERSTORMS. SHOWERS, BREEZY, COOLER  
WITH HIGHS IN THE LOWER 60S. TEMPERATURE FALLING INTO THE LOWER  
50S IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
SHOWERS, BREEZY WITH LOWS IN THE UPPER 30S.  
CHANCE OF RAIN 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. HIGHS AROUND 50. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS IN THE LOWER 30S.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.  
 

 
 
WYZ023-021000-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 10 MPH AFTER MIDNIGHT.    
FRIDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 70. SOUTH WINDS AROUND 10 MPH WITH GUSTS  
UP TO 20 MPH. CHANCE OF RAIN 50 PERCENT.    
FRIDAY NIGHT
 
SHOWERS WITH A CHANCE OF THUNDERSTORMS. LOWS  
AROUND 40. CHANCE OF RAIN 90 PERCENT.    
SATURDAY
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS  
AROUND 50. CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
CLOUDY WITH RAIN SHOWERS LIKELY. LOWS IN THE  
LOWER 30S. CHANCE OF RAIN 70 PERCENT.    
SUNDAY
 
RAIN SHOWERS LIKELY. HIGHS AROUND 50. CHANCE OF RAIN  
60 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 30. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN 20 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF  
RAIN 20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR WITH A SLIGHT CHANCE OF RAIN  
SHOWERS. A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS IN  
THE LOWER 30S. CHANCE OF PRECIPITATION 20 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN SHOWERS. A  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE  
OF PRECIPITATION 20 PERCENT.  
 

 
 
WYZ025-021000-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHEAST WINDS  
AROUND 10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHEAST  
WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS  
IN THE MID 60S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTH IN  
THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
CLOUDY WITH A CHANCE OF THUNDERSTORMS. RAIN  
SHOWERS. LOWS IN THE MID 30S. SOUTHEAST WINDS AROUND 10 MPH IN  
THE EVENING. CHANCE OF RAIN 80 PERCENT.    
SATURDAY
 
RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS  
AROUND 50. CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN SNOW SHOWERS LIKELY AFTER  
MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE UPPER 20S.  
CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. SNOW SHOWERS  
LIKELY IN THE MORNING, THEN A SLIGHT CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE MID  
40S. CHANCE OF PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 30 PERCENT.   
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 50.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT  
CHANCE OF. HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF  
RAIN 20 PERCENT.  
 

 
 
WYZ026-021000-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS 10 TO  
15 MPH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH  
WINDS AROUND 10 MPH IN THE EVENING.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70.  
SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING  
SOUTHWEST WITH GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF  
RAIN 30 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE  
OF THUNDERSTORMS. LOWS AROUND 40. WEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH, BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF  
RAIN 60 PERCENT.    
SATURDAY
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS  
IN THE LOWER 50S. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. LOWS  
AROUND 30. CHANCE OF RAIN 60 PERCENT.    
SUNDAY
 
A CHANCE OF SNOW SHOWERS IN THE MORNING. MOSTLY CLOUDY  
WITH A CHANCE OF RAIN SHOWERS. HIGHS IN THE UPPER 40S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE  
OF SNOW SHOWERS AFTER MIDNIGHT. LOWS AROUND 30. CHANCE OF  
PRECIPITATION 20 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 30.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 30.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.  
 

 
 
WYZ010-021000-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND  
10 MPH EARLY THIS EVENING.    
THURSDAY
 
SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH  
WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
UPPER 40S. NORTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN  
30 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. BREEZY, COOLER WITH HIGHS IN THE LOWER 60S.  
TEMPERATURE FALLING INTO THE MID 50S IN THE AFTERNOON. CHANCE OF  
RAIN 80 PERCENT.    
SATURDAY NIGHT
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. BREEZY WITH  
LOWS AROUND 40. CHANCE OF RAIN 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. HIGHS AROUND 50. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY  
IN THE EVENING. LOWS IN THE MID 30S. CHANCE OF RAIN 30 PERCENT.    
MONDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 40.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ011-021000-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO  
15 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH  
WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 15 TO  
20 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 40S. SOUTHWEST WINDS 10 TO 15 MPH,  
BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF RAIN 30 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
MORNING, THEN CLOUDY WITH SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. BREEZY AND NOT AS WARM WITH HIGHS  
IN THE MID 60S. TEMPERATURE FALLING INTO THE UPPER 50S IN THE  
AFTERNOON. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. BREEZY WITH  
LOWS IN THE UPPER 30S. CHANCE OF RAIN 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS AROUND 50. CHANCE OF RAIN 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS, MAINLY  
IN THE EVENING. LOWS IN THE MID 30S. CHANCE OF RAIN 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ027-021000-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND  
10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH  
WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. CHANCE  
OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
80 PERCENT.    
SATURDAY
 
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
BREEZY, COOLER WITH HIGHS AROUND 50. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN  
SHOWERS. BREEZY WITH LOWS IN THE LOWER 30S.    
SUNDAY
 
A CHANCE OF SNOW SHOWERS IN THE MORNING. PARTLY CLOUDY  
WITH A CHANCE OF RAIN SHOWERS. HIGHS AROUND 50. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 30.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 30.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 30.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.  
 

 
 
WYZ016-021000-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS  
AROUND 10 MPH, BECOMING SOUTH WITH GUSTS UP TO 20 MPH IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING WEST AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. WEST  
WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. GUSTS  
UP TO 30 MPH. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. RAIN SHOWERS. LOWS AROUND 40. WEST WINDS AROUND  
10 MPH. CHANCE OF RAIN 80 PERCENT.    
SATURDAY
 
A CHANCE OF THUNDERSTORMS. SHOWERS. HIGHS IN THE  
LOWER 50S. CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS  
IN THE EVENING, THEN RAIN AND SNOW SHOWERS AFTER MIDNIGHT. LITTLE  
OR NO SNOW ACCUMULATION. LOWS AROUND 30. CHANCE OF PRECIPITATION  
80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW SHOWERS IN THE MORNING,  
THEN RAIN SHOWERS, SNOW SHOWERS LIKELY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. CHANCE OF PRECIPITATION  
40 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE MORNING, THEN PARTLY CLOUDY WITH A CHANCE OF RAIN  
SHOWERS IN THE AFTERNOON. HIGHS AROUND 50. CHANCE OF  
PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH A  
SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE  
LOWER 50S. CHANCE OF RAIN 20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ001-021000-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S. SOUTH WINDS AROUND  
10 MPH.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 60S. SOUTH WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTH WINDS AROUND 10 MPH,  
BECOMING SOUTHEAST AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH  
RAIN SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 50S. SOUTH WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.    
FRIDAY NIGHT
 
RAIN SHOWERS LIKELY WITH A CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 30S.  
SOUTH WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.  
CHANCE OF RAIN 80 PERCENT.    
SATURDAY
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION 90 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN SNOW AND RAIN SHOWERS  
LIKELY AFTER MIDNIGHT. LIGHT SNOW ACCUMULATION. LOWS IN THE UPPER  
20S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH SNOW SHOWERS LIKELY. A CHANCE OF  
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. NEW LIGHT SNOW ACCUMULATION POSSIBLE. HIGHS AROUND 40.  
CHANCE OF PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE EVENING. A CHANCE  
OF SNOW SHOWERS. LOWS IN THE LOWER 20S. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS. HIGHS IN THE MID 40S. CHANCE OF PRECIPITATION  
20 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 20S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS IN THE LOWER 50S.  
 

 
 
WYZ029-021000-  
FLAMING GORGE-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY, BREEZY WITH HIGHS IN THE LOWER 70S. SOUTH  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 70S. SOUTH  
WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. BREEZY WITH LOWS IN THE LOWER  
40S. SOUTHWEST WINDS 15 TO 20 MPH. CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
BREEZY, COOLER WITH HIGHS IN THE LOWER 50S. CHANCE OF RAIN  
70 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. BREEZY WITH LOWS IN THE MID 30S.    
SUNDAY
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 50S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 30S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 50S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
IN THE LOWER 60S.  
 

 
 
WYZ022-021000-  
CASPER MOUNTAIN-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS 10 TO  
15 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH  
WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 40S. SOUTH WINDS 10 TO 15 MPH. GUSTS  
UP TO 30 MPH IN THE EVENING. CHANCE OF RAIN 20 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN MOSTLY CLOUDY WITH SHOWERS IN THE AFTERNOON. HIGHS  
IN THE UPPER 50S. TEMPERATURE FALLING INTO THE LOWER 50S IN THE  
AFTERNOON. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW SHOWERS LIKELY  
AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE MID  
30S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.  
LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE LOWER 40S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW SHOWERS,  
MAINLY IN THE EVENING. LOWS IN THE LOWER 30S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 50.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS IN THE MID 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
SLIGHT CHANCE OF. HIGHS IN THE UPPER 50S.  
 

 
 
WYZ002-021000-  
ABSAROKA MOUNTAINS-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHWEST  
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF RAIN  
40 PERCENT.    
FRIDAY NIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN SHOWERS  
LIKELY IN THE EVENING, THEN RAIN AND SNOW SHOWERS AFTER MIDNIGHT.  
LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE MID 30S. SOUTHWEST  
WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION 80 PERCENT.    
SATURDAY
 
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS. SNOW  
SHOWERS. LIGHT SNOW ACCUMULATION. HIGHS IN THE LOWER 40S. CHANCE  
OF PRECIPITATION 90 PERCENT.    
SATURDAY NIGHT
 
SNOW SHOWERS. RAIN SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. NEW MODERATE SNOW ACCUMULATION. LOWS IN THE UPPER 20S.  
CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
SNOW SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. NEW LIGHT SNOW ACCUMULATION. HIGHS IN THE LOWER 30S.  
CHANCE OF SNOW 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS IN THE MID 20S.    
MONDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SNOW AND RAIN SHOWERS  
IN THE MORNING, THEN A CHANCE OF SNOW AND RAIN SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 40. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 20S.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID  
40S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 30.    
WEDNESDAY
 
MOSTLY SUNNY. A CHANCE OF RAIN AND SNOW SHOWERS IN  
THE AFTERNOON. HIGHS IN THE UPPER 40S. CHANCE OF PRECIPITATION  
30 PERCENT.  
 

 
 
WYZ007-021000-  
OWL CREEK AND BRIDGER MOUNTAINS-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID 70S.  
SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
FRIDAY 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 UPPER 40S. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH, BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF RAIN  
70 PERCENT.    
SATURDAY
 
A CHANCE OF THUNDERSTORMS. RAIN SHOWERS. BREEZY,  
COOLER WITH HIGHS IN THE MID 50S. TEMPERATURE FALLING INTO THE  
UPPER 40S IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS WITH SNOW SHOWERS  
LIKELY AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. BREEZY  
WITH LOWS IN THE MID 30S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH RAIN AND SNOW SHOWERS LIKELY. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO  
SNOW ACCUMULATION. HIGHS IN THE LOWER 40S. CHANCE OF  
PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER  
50S.  
 

 
 
WYZ008-021000-  
BIGHORN MOUNTAINS WEST-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH WINDS  
AROUND 10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 60S. SOUTH WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 30 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A CHANCE OF RAIN SHOWERS IN THE EVENING, THEN RAIN  
SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 40S. SOUTHWEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING SOUTHEAST  
AFTER MIDNIGHT. CHANCE OF RAIN 60 PERCENT.    
SATURDAY
 
A CHANCE OF THUNDERSTORMS. RAIN SHOWERS. HIGHS IN THE  
LOWER 50S. TEMPERATURE FALLING INTO THE MID 40S IN THE AFTERNOON.  
CHANCE OF RAIN 90 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN RAIN AND SNOW SHOWERS  
LIKELY AFTER MIDNIGHT. LIGHT SNOW ACCUMULATION. LOWS IN THE LOWER  
30S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
CLOUDY. SNOW AND RAIN SHOWERS LIKELY, MAINLY IN THE  
MORNING. NEW LIGHT SNOW ACCUMULATION POSSIBLE. HIGHS IN THE UPPER  
30S. CHANCE OF PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN  
SHOWERS. LOWS IN THE UPPER 20S. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY
 
A SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. PARTLY  
CLOUDY WITH A SLIGHT CHANCE OF SNOW SHOWERS. HIGHS IN THE LOWER  
40S. CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S.  
 

 
 
WYZ009-021000-  
BIGHORN MOUNTAINS SOUTHEAST-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS 10 TO  
15 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 50. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH.    
FRIDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. BREEZY WITH HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 15 TO  
20 MPH WITH GUSTS UP TO 30 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE MID 40S. SOUTHWEST WINDS 10 TO 15 MPH.  
GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.    
SATURDAY
 
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY IN THE  
MORNING, THEN CLOUDY WITH RAIN SHOWERS WITH A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S.  
TEMPERATURE FALLING INTO THE MID 40S IN THE AFTERNOON. CHANCE OF  
RAIN 80 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS. SNOW SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN SNOW SHOWERS LIKELY AFTER  
MIDNIGHT. SNOW MAY BE HEAVY AT TIMES IN THE EVENING. LIGHT SNOW  
ACCUMULATION. LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION  
80 PERCENT.    
SUNDAY
 
CLOUDY WITH SNOW SHOWERS LIKELY. RAIN SHOWERS LIKELY,  
MAINLY IN THE MORNING. NEW LIGHT SNOW ACCUMULATION POSSIBLE.  
HIGHS IN THE UPPER 30S. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN  
SHOWERS. LOWS IN THE UPPER 20S. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. A  
CHANCE OF SNOW SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE MID  
40S. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 30.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 50S.  
 

 
 
WYZ012-021000-  
TETON AND GROS VENTRE MOUNTAINS-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTH WINDS  
AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 60. SOUTH WINDS 10 TO  
15 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH  
WINDS AROUND 10 MPH, BECOMING SOUTHEAST WITH GUSTS UP TO 20 MPH  
AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY WITH A SLIGHT 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 50S.  
SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN  
60 PERCENT.    
FRIDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. RAIN SHOWERS. LOWS IN  
THE MID 30S. SOUTH WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF  
RAIN 90 PERCENT.    
SATURDAY
 
RAIN AND SNOW SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN  
THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE LOWER  
40S. CHANCE OF PRECIPITATION 90 PERCENT.    
SATURDAY NIGHT
 
SNOW SHOWERS. RAIN SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. LIGHT SNOW ACCUMULATION. LOWS IN THE UPPER 20S. CHANCE  
OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
SNOW AND RAIN SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT SNOW ACCUMULATION  
POSSIBLE. HIGHS IN THE UPPER 30S. CHANCE OF PRECIPITATION  
70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN  
SHOWERS. LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 30 PERCENT.   
MONDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. A  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF  
SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 40S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
IN THE MID 20S.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS  
IN THE AFTERNOON. HIGHS AROUND 50. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF. LOWS IN THE  
UPPER 20S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS. HIGHS IN THE UPPER 40S. CHANCE OF PRECIPITATION  
20 PERCENT.  
 

 
 
WYZ014-021000-  
WIND RIVER MOUNTAINS WEST-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 50S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTH  
WINDS 10 TO 15 MPH.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN  
THE MID 50S. SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.  
CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.  
RAIN SHOWERS LIKELY IN THE EVENING, THEN RAIN AND SNOW SHOWERS  
AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE MID  
30S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE  
EVENING. CHANCE OF PRECIPITATION 80 PERCENT.    
SATURDAY
 
RAIN SHOWERS, SNOW SHOWERS WITH A CHANCE OF  
THUNDERSTORMS. LIGHT SNOW ACCUMULATION. HIGHS IN THE LOWER 40S.  
CHANCE OF PRECIPITATION 90 PERCENT.    
SATURDAY NIGHT
 
SNOW SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. RAIN SHOWERS. NEW LIGHT SNOW ACCUMULATION. LOWS IN  
THE MID 20S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. SNOW SHOWERS WITH RAIN SHOWERS LIKELY IN  
THE MORNING, THEN SNOW SHOWERS LIKELY WITH POSSIBLE RAIN SHOWERS  
AND THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT SNOW ACCUMULATION.  
HIGHS IN THE MID 30S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN  
SHOWERS. LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 30 PERCENT.   
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF SNOW  
SHOWERS IN THE MORNING, THEN A CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 20S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT  
CHANCE OF SNOW SHOWERS. A SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 40S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF. LOWS IN THE  
UPPER 20S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF RAIN SHOWERS. A  
SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING, THEN A CHANCE OF  
SNOW SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 40S. CHANCE OF PRECIPITATION  
30 PERCENT.  
 

 
 
WYZ015-021000-  
WIND RIVER MOUNTAINS EAST-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 50S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 40. SOUTHWEST WINDS  
10 TO 15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.    
FRIDAY
 
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN  
THE UPPER 50S. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO  
30 MPH. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. RAIN AND SNOW SHOWERS. LITTLE OR NO SNOW  
ACCUMULATION. LOWS IN THE MID 30S. SOUTHWEST WINDS 10 TO 15 MPH.  
GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF PRECIPITATION  
80 PERCENT.    
SATURDAY
 
SNOW SHOWERS WITH A CHANCE OF THUNDERSTORMS. RAIN  
SHOWERS. LIGHT SNOW ACCUMULATION. HIGHS IN THE LOWER 40S. CHANCE  
OF PRECIPITATION 90 PERCENT.    
SATURDAY NIGHT
 
SNOW SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. RAIN SHOWERS. NEW LIGHT SNOW ACCUMULATION. LOWS IN  
THE UPPER 20S. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY
 
SNOW SHOWERS IN THE MORNING, THEN SNOW SHOWERS LIKELY  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT  
SNOW ACCUMULATION. HIGHS IN THE LOWER 30S. CHANCE OF SNOW  
80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN  
SHOWERS. LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 40 PERCENT.   
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SNOW SHOWERS. A SLIGHT CHANCE OF RAIN SHOWERS  
IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS IN THE AFTERNOON.  
HIGHS IN THE UPPER 30S. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE  
MID 20S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT  
CHANCE OF SNOW SHOWERS. A SLIGHT CHANCE OF RAIN SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF SNOW SHOWERS  
AFTER MIDNIGHT. LOWS IN THE UPPER 20S. CHANCE OF SNOW 20 PERCENT.   
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN AND SNOW SHOWERS IN  
THE AFTERNOON. HIGHS IN THE MID 40S. CHANCE OF PRECIPITATION  
30 PERCENT.  
 

 
 
WYZ019-021000-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTH  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE MID 70S. SOUTH  
WINDS 15 TO 25 MPH. GUSTS UP TO 40 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. BREEZY WITH LOWS IN THE MID 40S.  
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH, DIMINISHING  
TO AROUND 10 MPH WITH GUSTS UP TO 25 MPH AFTER MIDNIGHT. CHANCE  
OF RAIN 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS, BREEZY WITH  
HIGHS IN THE UPPER 50S. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER  
MIDNIGHT. BREEZY WITH LOWS IN THE MID 30S. CHANCE OF RAIN  
80 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY IN THE  
MORNING, THEN A CHANCE OF RAIN SHOWERS IN THE AFTERNOON. LITTLE  
OR NO SNOW ACCUMULATION. HIGHS IN THE MID 40S. CHANCE OF  
PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 50S.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH  
A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN 20 PERCENT.  
 

 
 
WYZ024-021000-  
SALT RIVER AND WYOMING RANGES-  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS AROUND 40. SOUTH WINDS AROUND  
10 MPH AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. SOUTH WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH  
WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. SOUTH WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF RAIN 50 PERCENT.    
FRIDAY NIGHT
 
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS. LOWS  
IN THE UPPER 30S. SOUTH WINDS AROUND 10 MPH. CHANCE OF RAIN  
80 PERCENT.    
SATURDAY
 
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.  
SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.  
HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION 90 PERCENT.    
SATURDAY NIGHT
 
CLOUDY WITH RAIN AND SNOW SHOWERS LIKELY.  
LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE LOWER 30S. CHANCE OF  
PRECIPITATION 70 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH SNOW AND RAIN SHOWERS LIKELY. LITTLE  
OR NO SNOW ACCUMULATION. HIGHS IN THE LOWER 40S. CHANCE OF  
PRECIPITATION 60 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW  
SHOWERS IN THE EVENING, THEN MOSTLY CLOUDY WITH A SLIGHT CHANCE  
OF RAIN AND SNOW SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 20S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER 40S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 30.    
TUESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER  
50S.    
TUESDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF. LOWS IN THE  
LOWER 30S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A SLIGHT 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.  
CHANCE OF PRECIPITATION 20 PERCENT.  
 

 
 
WYZ030-021000-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
802 PM MDT WED OCT 1 2025  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS AROUND  
10 MPH.    
THURSDAY
 
SUNNY, BREEZY WITH HIGHS IN THE LOWER 70S. SOUTH  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
FRIDAY
 
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 70S. SOUTH  
WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. BREEZY WITH LOWS IN THE LOWER  
40S. SOUTH WINDS 15 TO 20 MPH. CHANCE OF RAIN 40 PERCENT.    
SATURDAY
 
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS, BREEZY  
WITH HIGHS IN THE MID 50S. CHANCE OF RAIN 80 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY. BREEZY  
WITH LOWS IN THE MID 30S. CHANCE OF RAIN 60 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS AROUND 50.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 50S.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S.    
WEDNESDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A  
SLIGHT CHANCE OF. HIGHS AROUND 60.  
 

 
 
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