299
FPUS55 KRIW 211833
ZFPRIW
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING
NATIONAL WEATHER SERVICE RIVERTON WY
1232 PM MDT MON SEP 21 2026
WYZ020-212200-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF CASPER
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS IN THE UPPER 60S.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS
AROUND 10 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 50. SOUTHWEST
WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. CHANCE OF
RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS 10 TO
15 MPH WITH GUSTS UP TO 30 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 70S.
WYZ017-212200-
WIND RIVER BASIN-
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS AROUND 70.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST WINDS
AROUND 10 MPH AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S. SOUTH WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH
IN THE AFTERNOON.
TUESDAY 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 UPPER 40S. SOUTHWEST WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 70. WEST WINDS 10 TO
15 MPH, BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
WYZ018-212200-
LANDER FOOTHILLS-
INCLUDING THE CITY OF LANDER
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 40S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S. SOUTH WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH
IN THE AFTERNOON.
TUESDAY 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. SOUTHWEST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE MORNING.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID 70S.
WYZ028-212200-
ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.
TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
PARTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. SOUTHWEST WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF
RAIN 60 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 40. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 60S. GUSTS UP TO 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE LOWER 70S.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN 30 PERCENT.
WYZ013-212200-
JACKSON HOLE-
INCLUDING THE CITY OF JACKSON
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE MID 60S.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY. A CHANCE OF THUNDERSTORMS,
MAINLY IN THE EVENING. LOWS IN THE UPPER 30S. CHANCE OF RAIN
60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 60S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
SUNNY. HIGHS IN THE LOWER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN 20 PERCENT.
SUNDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
CHANCE OF RAIN 30 PERCENT.
WYZ003-212200-
CODY FOOTHILLS-
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING SOUTHWEST AFTER
MIDNIGHT.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS AROUND 10 MPH, BECOMING SOUTHEAST IN THE
AFTERNOON.
TUESDAY NIGHT
CLOUDY IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. SHOWERS
LIKELY. LOWS IN THE UPPER 40S. WEST WINDS 10 TO 15 MPH. CHANCE OF
RAIN 60 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH, BECOMING NORTHEAST IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 50.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF
RAIN 30 PERCENT.
WYZ004-212200-
NORTH BIGHORN BASIN-
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,
AND SHELL
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS AROUND
10 MPH IN THE EVENING.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 70S. SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A
CHANCE OF SHOWERS. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH
IN THE EVENING. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID
70S.
WYZ006-212200-
SOUTHEAST BIGHORN BASIN-
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND
10 MPH.
TONIGHT
CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS AROUND
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR
AFTER MIDNIGHT. LOWS AROUND 50. SOUTHEAST WINDS AROUND 10 MPH IN
THE EVENING. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
WYZ005-212200-
SOUTHWEST BIGHORN BASIN-
INCLUDING THE CITY OF THERMOPOLIS
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND
10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST WINDS
AROUND 10 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS AROUND
10 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR
AFTER MIDNIGHT. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE UPPER 70S.
WYZ023-212200-
STAR VALLEY-
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,
AND THAYNE
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 30S. CHANCE OF
RAIN 60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. A
SLIGHT CHANCE OF. LOWS AROUND 40.
SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE
OF RAIN 20 PERCENT.
WYZ025-212200-
UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF PINEDALE
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 30S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. SOUTH WINDS AROUND 10 MPH IN THE
AFTERNOON. CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID
30S. CHANCE OF RAIN 60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE LOWER 60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. A
SLIGHT CHANCE OF. LOWS IN THE UPPER 30S.
SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 30 PERCENT.
WYZ026-212200-
UPPER GREEN RIVER BASIN-
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE MID 60S.
TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE MID
30S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE LOWER 60S. GUSTS UP TO 20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 40.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
60S.
WYZ010-212200-
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF BUFFALO
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHEAST
WINDS AROUND 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
TUESDAY NIGHT
MOSTLY CLEAR WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS AROUND 50. SOUTH WINDS 10 TO 15 MPH. GUSTS
UP TO 35 MPH IN THE EVENING. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 80.
THURSDAY NIGHT
MOSTLY CLEAR AND BREEZY. LOWS IN THE MID 50S.
FRIDAY
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 80.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 70S.
WYZ011-212200-
SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF KAYCEE
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS
AROUND 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. EAST WINDS 10 TO
15 MPH, BECOMING SOUTH AFTER MIDNIGHT. GUSTS UP TO 30 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 50. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS 10 TO
15 MPH, BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
FRIDAY
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
WYZ027-212200-
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
PARTLY CLOUDY. HIGHS IN THE MID 60S.
TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
MOSTLY CLOUDY. RAIN SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
CHANCE OF RAIN 60 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 30S.
SOUTHWEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 70.
WYZ016-212200-
UPPER WIND RIVER BASIN-
INCLUDING THE CITY OF DUBOIS
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS IN THE LOWER 60S. SOUTHEAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 40. EAST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
NORTHWEST WINDS AROUND 10 MPH, BECOMING SOUTH IN THE AFTERNOON.
CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS AROUND 40. WEST WINDS 10 TO 15 MPH WITH
GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
60S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SUNDAY
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 60S. CHANCE OF RAIN 30 PERCENT.
WYZ001-212200-
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 30S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS AROUND 60. SOUTHWEST WINDS AROUND 10 MPH
WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF RAIN
30 PERCENT.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. CLOUDY
WITH RAIN SHOWERS LIKELY. LOWS IN THE MID 30S. CHANCE OF RAIN
60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
THURSDAY
SUNNY. HIGHS IN THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
RAIN 30 PERCENT.
WYZ029-212200-
FLAMING GORGE-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
PARTLY CLOUDY. HIGHS AROUND 70.
TONIGHT
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. BREEZY WITH HIGHS IN
THE UPPER 60S. SOUTH WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH,
BECOMING SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH IN THE
AFTERNOON. CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 40S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH IN THE
EVENING. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 60S. NORTHWEST WINDS AROUND 10 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE LOWER 70S.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 50.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE LOWER 70S.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 70S. CHANCE OF RAIN 20 PERCENT.
WYZ022-212200-
CASPER MOUNTAIN-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND
10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 40S.
SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE MID 60S. WEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE UPPER 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS AROUND 70.
WYZ002-212200-
ABSAROKA MOUNTAINS-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. SOUTH
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S. SOUTH WINDS AROUND 10 MPH,
BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF
RAIN 30 PERCENT.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY
CLOUDY WITH RAIN SHOWERS LIKELY. LOWS IN THE UPPER 30S. WEST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
70 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 50S. WEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH IN
THE MORNING.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
FRIDAY
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 60S.
FRIDAY NIGHT
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. BREEZY WITH HIGHS IN THE UPPER 50S. CHANCE OF RAIN
20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SUNDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN
THE UPPER 50S. CHANCE OF RAIN 30 PERCENT.
WYZ007-212200-
OWL CREEK AND BRIDGER MOUNTAINS-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
SUNNY. HIGHS IN THE LOWER 60S. SOUTH WINDS
AROUND 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTH WINDS AROUND
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS
AROUND 10 MPH.
TUESDAY 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 UPPER 40S. SOUTHWEST WINDS AROUND
10 MPH. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS
AROUND 10 MPH, BECOMING NORTHEAST WITH GUSTS UP TO 20 MPH IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE LOWER 70S.
WYZ008-212200-
BIGHORN MOUNTAINS WEST-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 10 MPH.
TONIGHT
CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTH WINDS AROUND
10 MPH, BECOMING SOUTHWEST WITH GUSTS UP TO 20 MPH IN THE
AFTERNOON.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH RAIN SHOWERS LIKELY. LOWS IN THE MID 40S.
SOUTH WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN
60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH, BECOMING WEST IN
THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 40S.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID 60S.
WYZ009-212200-
BIGHORN MOUNTAINS SOUTHEAST-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
PARTLY CLOUDY. HIGHS IN THE UPPER 50S. SOUTH
WINDS AROUND 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS
AROUND 10 MPH, BECOMING WEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. SOUTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. RAIN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. BREEZY WITH LOWS IN THE MID 40S.
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH, INCREASING
TO 15 TO 20 MPH WITH GUSTS UP TO 30 MPH AFTER MIDNIGHT. CHANCE OF
RAIN 60 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS IN THE
AFTERNOON. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH WITH
GUSTS UP TO 30 MPH, BECOMING NORTHWEST IN THE AFTERNOON. CHANCE
OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE MID 60S.
WYZ012-212200-
TETON AND GROS VENTRE MOUNTAINS-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S. SOUTH WINDS AROUND 10 MPH,
BECOMING SOUTHEAST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND 10 MPH IN THE
AFTERNOON. CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER
30S. CHANCE OF RAIN 80 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 50S. WEST WINDS AROUND 10 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
SUNNY. HIGHS IN THE LOWER 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
50S.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE UPPER 30S.
SUNDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
CHANCE OF RAIN 30 PERCENT.
WYZ014-212200-
WIND RIVER MOUNTAINS WEST-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE MID 50S. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S. SOUTH WINDS AROUND 10 MPH IN THE
EVENING.
TUESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S. SOUTH WINDS
10 TO 15 MPH. CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN SHOWERS
AFTER MIDNIGHT. LOWS IN THE MID 30S. SOUTHWEST WINDS AROUND
10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 80 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 50S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE UPPER
50S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR WITH A SLIGHT CHANCE OF RAIN
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. CHANCE OF RAIN
20 PERCENT.
SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE MID 50S.
CHANCE OF RAIN 40 PERCENT.
WYZ015-212200-
WIND RIVER MOUNTAINS EAST-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE MID 50S. SOUTH WINDS
AROUND 10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN 30 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH
POSSIBLE SNOW SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
LITTLE OR NO SNOW ACCUMULATION. BREEZY WITH LOWS IN THE UPPER
30S. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE
OF PRECIPITATION 60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 50S. WEST WINDS 10 TO 15 MPH, BECOMING NORTHWEST IN
THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
MOSTLY SUNNY AND BREEZY. HIGHS IN THE UPPER 50S.
FRIDAY NIGHT
MOSTLY CLEAR AND BREEZY. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE UPPER
50S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. BREEZY WITH HIGHS IN THE MID 50S. CHANCE OF RAIN
40 PERCENT.
WYZ019-212200-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF JEFFREY CITY
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 40S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 60S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. BREEZY
WITH HIGHS IN THE LOWER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
SATURDAY
MOSTLY SUNNY AND BREEZY. HIGHS IN THE LOWER 70S.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE LOWER 70S.
WYZ024-212200-
SALT RIVER AND WYOMING RANGES-
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
PARTLY CLOUDY. HIGHS AROUND 60. SOUTH WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
PARTLY CLOUDY. LOWS AROUND 40. SOUTH WINDS AROUND
10 MPH IN THE EVENING.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
CHANCE OF RAIN 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. RAIN SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 30S. CHANCE OF
RAIN 60 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 50S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
60S.
SATURDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF. LOWS IN THE
LOWER 40S.
SUNDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE
OF RAIN 30 PERCENT.
WYZ030-212200-
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF WAMSUTTER
1232 PM MDT MON SEP 21 2026
THIS AFTERNOON
PARTLY CLOUDY. HIGHS IN THE UPPER 60S. SOUTH
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS IN
THE LOWER 40S.
TUESDAY
MOSTLY SUNNY AND BREEZY. HIGHS AROUND 70. SOUTH WINDS
AROUND 10 MPH, BECOMING SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO
30 MPH IN THE AFTERNOON.
TUESDAY 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 40S. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE MID 60S. WEST WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS AROUND 70.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 40S.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS AROUND 70.
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