689
FPUS55 KRIW 182004
ZFPRIW
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING
NATIONAL WEATHER SERVICE RIVERTON WY
202 PM MDT FRI SEP 18 2026
WYZ020-182200-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF CASPER
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 70S. WEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN
40 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS
AROUND 50. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN
THE EVENING. CHANCE OF RAIN 80 PERCENT.
SATURDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN 30 PERCENT.
SATURDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
80 PERCENT.
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO
25 MPH. CHANCE OF RAIN 60 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 70S.
WYZ017-182200-
WIND RIVER BASIN-
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S.
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF
RAIN 60 PERCENT.
TONIGHT
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 AROUND 50.
SOUTHEAST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF RAIN 60 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A
SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE UPPER
60S. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
AFTERNOON. CHANCE OF RAIN 60 PERCENT.
SATURDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS.
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 40S. NORTHWEST WINDS
10 TO 15 MPH. CHANCE OF RAIN 80 PERCENT.
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 10 MPH
WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF RAIN
40 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
MONDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 70S.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. LOWS AROUND 50. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE MID 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
WYZ018-182200-
LANDER FOOTHILLS-
INCLUDING THE CITY OF LANDER
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S. SOUTH
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN
60 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS AROUND 50. SOUTHWEST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN
30 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN
THE UPPER 60S. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
SHOWERS LIKELY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 40S.
NORTHWEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN
60 PERCENT.
SUNDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE
OF RAIN 30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 40S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 50. CHANCE OF
RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS IN THE MID 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
WYZ028-182200-
ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS AROUND 70. NORTH WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY BE SEVERE IN
THE EVENING. LOWS IN THE LOWER 40S. NORTHEAST WINDS AROUND 10 MPH
IN THE EVENING. CHANCE OF RAIN 70 PERCENT.
SATURDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE MID 60S. WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 60S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN
THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE LOWER 40S.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. 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 LOWER 40S.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
WYZ013-182200-
JACKSON HOLE-
INCLUDING THE CITY OF JACKSON
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE LOWER 60S. CHANCE OF
RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG. SOME THUNDERSTORMS MAY
BE SEVERE IN THE EVENING. LOWS AROUND 40. CHANCE OF RAIN
80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN
80 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. PATCHY FOG. LOWS
IN THE UPPER 30S. CHANCE OF RAIN 30 PERCENT.
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. HIGHS AROUND 70.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. LOWS AROUND 40. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
WYZ003-182200-
CODY FOOTHILLS-
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS IN THE LOWER 70S.
WEST WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. SOME THUNDERSTORMS
MAY PRODUCE HEAVY RAINFALL IN THE EVENING. LOWS IN THE LOWER 50S.
NORTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SHOWERS
LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN
MOSTLY CLOUDY WITH SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
MORNING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
AFTERNOON. HIGHS IN THE UPPER 50S. NORTH WINDS 10 TO 15 MPH.
CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
CLOUDY. SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY
RAINFALL IN THE EVENING. LOWS IN THE MID 40S. NORTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF RAIN
80 PERCENT.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
AFTERNOON. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND 10 MPH IN
THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE MID 40S. CHANCE OF RAIN 20 PERCENT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE LOWER 50S. CHANCE OF RAIN
20 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS IN THE MID 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
WYZ004-182200-
NORTH BIGHORN BASIN-
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,
AND SHELL
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
PARTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 10 MPH.
CHANCE OF RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 50S. NORTHWEST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS WITH
A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN
THE MID 60S. NORTHWEST 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. CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. MOSTLY CLOUDY WITH SHOWERS LIKELY. BREEZY WITH LOWS IN
THE UPPER 40S. NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO
35 MPH. CHANCE OF RAIN 70 PERCENT.
SUNDAY
CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS
UP TO 20 MPH. CHANCE OF RAIN 60 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S.
MONDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS AROUND 50.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80.
WYZ006-182200-
SOUTHEAST BIGHORN BASIN-
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
10 MPH. CHANCE OF RAIN 30 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN
THE LOWER 50S. SOUTH WINDS AROUND 10 MPH IN THE EVENING. CHANCE
OF RAIN 80 PERCENT.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. PATCHY
FOG IN THE MORNING. SHOWERS LIKELY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF RAIN
60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE UPPER 40S. NORTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO
30 MPH IN THE EVENING. CHANCE OF RAIN 80 PERCENT.
SUNDAY
CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH. CHANCE OF
RAIN 60 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 40S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE
LOWER 50S.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80.
WYZ005-182200-
SOUTHWEST BIGHORN BASIN-
INCLUDING THE CITY OF THERMOPOLIS
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND
10 MPH. CHANCE OF RAIN 40 PERCENT.
TONIGHT
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. PATCHY FOG AFTER
MIDNIGHT. LOWS IN THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH IN
THE EVENING. CHANCE OF RAIN 60 PERCENT.
SATURDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE MID 60S. NORTH WINDS 10 TO 15 MPH IN THE AFTERNOON.
CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE UPPER 40S. NORTHWEST WINDS
10 TO 15 MPH. CHANCE OF RAIN 80 PERCENT.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH,
BECOMING NORTH IN THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE LOWER 50S. CHANCE OF RAIN
20 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80.
WYZ023-182200-
STAR VALLEY-
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,
AND THAYNE
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE MID 60S. CHANCE OF RAIN
80 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG. SOME THUNDERSTORMS MAY
BE SEVERE IN THE EVENING. LOWS AROUND 40. CHANCE OF RAIN
80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. RAIN SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
80 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY
CLOUDY AFTER MIDNIGHT. PATCHY FOG. LOWS IN THE MID 30S. CHANCE OF
RAIN 30 PERCENT.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 40.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS IN THE LOWER
40S. CHANCE OF RAIN 20 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
WYZ025-182200-
UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF PINEDALE
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE LOWER 60S. SOUTH WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG. SOME THUNDERSTORMS MAY
BE SEVERE IN THE EVENING. LOWS AROUND 40. SOUTH WINDS AROUND
10 MPH IN THE EVENING. CHANCE OF RAIN 80 PERCENT.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. PATCHY FOG IN THE MORNING. RAIN SHOWERS LIKELY. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
70 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS
IN THE LOWER 30S. NORTHWEST WINDS AROUND 10 MPH.
SUNDAY
PARTLY CLOUDY. HIGHS AROUND 60. NORTHWEST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 40. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70.
WYZ026-182200-
UPPER GREEN RIVER BASIN-
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE MID 60S. EAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY BE SEVERE IN
THE EVENING. LOWS AROUND 40. NORTH WINDS AROUND 10 MPH WITH GUSTS
UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH A
SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS AROUND 60. WEST WINDS 10 TO 15 MPH WITH GUSTS UP
TO 25 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS
IN THE LOWER 30S. NORTHWEST WINDS AROUND 10 MPH.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 60S. GUSTS UP TO
20 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 40.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 40. CHANCE OF
RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE UPPER 60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
WYZ010-182200-
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF BUFFALO
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
PARTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL.
HIGHS AROUND 80. CHANCE OF RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE
HEAVY RAINFALL. LOWS IN THE MID 50S. NORTHWEST WINDS AROUND
10 MPH. CHANCE OF RAIN 80 PERCENT.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN PARTLY CLOUDY WITH
SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS IN THE UPPER 60S.
NORTH WINDS AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER
MIDNIGHT. LOWS AROUND 50. NORTH WINDS 10 TO 15 MPH. CHANCE OF
RAIN 80 PERCENT.
SUNDAY
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
AFTERNOON. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 10 MPH.
GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS AROUND 50. CHANCE OF
RAIN 40 PERCENT.
MONDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS AROUND 80.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80.
WYZ011-182200-
SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF KAYCEE
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL.
HIGHS IN THE LOWER 80S. CHANCE OF RAIN 30 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY
RAINFALL. LOWS IN THE LOWER 50S. NORTHWEST WINDS AROUND 10 MPH.
CHANCE OF RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS IN THE MORNING, THEN PARTLY CLOUDY WITH SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE AFTERNOON. HIGHS
AROUND 70. NORTH WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN
THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.
SATURDAY NIGHT
SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER
MIDNIGHT. LOWS AROUND 50. NORTH WINDS AROUND 10 MPH WITH GUSTS UP
TO 20 MPH IN THE EVENING. CHANCE OF RAIN 80 PERCENT.
SUNDAY
SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE MORNING. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE AFTERNOON. HIGHS
IN THE LOWER 60S. NORTH WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE MID 40S. CHANCE OF RAIN 40 PERCENT.
MONDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80.
WYZ027-182200-
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE MID 60S. EAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY BE SEVERE IN
THE EVENING. LOWS AROUND 40. NORTHEAST WINDS AROUND 10 MPH,
BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF RAIN 80 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. WEST
WINDS 10 TO 15 MPH. CHANCE OF RAIN 30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS
IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 60S. WEST WINDS AROUND 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 70.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. LOWS AROUND 40. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70.
WYZ016-182200-
UPPER WIND RIVER BASIN-
INCLUDING THE CITY OF DUBOIS
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HIGHS IN THE MID 60S. SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF
RAIN 60 PERCENT.
TONIGHT
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. PATCHY FOG AFTER
MIDNIGHT. LOWS IN THE MID 40S. WEST WINDS AROUND 10 MPH IN THE
EVENING. CHANCE OF RAIN 60 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SHOWERS
LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
AFTERNOON. CHANCE OF RAIN 60 PERCENT.
SATURDAY NIGHT
CLOUDY. RAIN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS AROUND
40. NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF RAIN 60 PERCENT.
SUNDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. NORTH
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
CHANCE OF RAIN 40 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 40S.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 70.
WYZ001-182200-
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. HIGHS
IN THE UPPER 50S. CHANCE OF RAIN 80 PERCENT.
TONIGHT
CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG. LOWS IN THE UPPER 30S.
CHANCE OF RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS
WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 50.
CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
CLOUDY. RAIN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT. PATCHY FOG. LOWS IN THE MID 30S. CHANCE
OF RAIN 60 PERCENT.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S.
CHANCE OF RAIN 30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
MONDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 60S.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE
UPPER 30S.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
WYZ029-182200-
FLAMING GORGE-
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY BE SEVERE. HIGHS AROUND 70. SOUTH WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE IN THE EVENING. LOWS IN THE MID
40S. SOUTHEAST WINDS 10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.
SATURDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SHOWERS
WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH, BECOMING WEST WITH
GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS AROUND 40. SOUTHWEST WINDS AROUND 10 MPH
WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN
30 PERCENT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE UPPER 40S.
TUESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70.
CHANCE OF RAIN 20 PERCENT.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS IN THE MID
40S. CHANCE OF RAIN 20 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS IN THE LOWER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
WYZ022-182200-
CASPER MOUNTAIN-
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. NEAR STEADY TEMPERATURE AROUND 70. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF RAIN
20 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF
SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. SOUTH WINDS AROUND
10 MPH. CHANCE OF RAIN 60 PERCENT.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH
A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE MID 60S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO
25 MPH. CHANCE OF RAIN 30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF
SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS
IN THE MID 40S. SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN
60 PERCENT.
SUNDAY
SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS.
HIGHS IN THE MID 50S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH. CHANCE OF RAIN 70 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
TUESDAY NIGHT
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE UPPER 40S. CHANCE OF RAIN 20 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS IN THE UPPER 60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
WYZ002-182200-
ABSAROKA MOUNTAINS-
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS IN THE MID 50S.
SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN 90 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
PRODUCE HEAVY RAINFALL IN THE EVENING. LOWS AROUND 40. SOUTHWEST
WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH RAIN
SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN MOSTLY CLOUDY WITH RAIN SHOWERS WITH POSSIBLE
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE MORNING. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE AFTERNOON. SNOW
MAY BE HEAVY AT TIMES IN THE AFTERNOON. SNOW ACCUMULATION UP TO
3 INCHES. HIGHS IN THE UPPER 40S. WEST WINDS AROUND 10 MPH.
CHANCE OF PRECIPITATION 80 PERCENT.
SATURDAY NIGHT
CLOUDY WITH A CHANCE OF SNOW SHOWERS. RAIN
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING,
THEN A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
EVENING. LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE MID 30S.
NORTHWEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF
PRECIPITATION 80 PERCENT.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF SNOW SHOWERS IN THE MORNING, THEN RAIN SHOWERS LIKELY
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE AFTERNOON. LITTLE
OR NO SNOW ACCUMULATION. HIGHS IN THE UPPER 40S. NORTHWEST WINDS
AROUND 10 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION
60 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY
CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN
30 PERCENT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS AROUND 40.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
WYZ007-182200-
OWL CREEK AND BRIDGER MOUNTAINS-
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
MOSTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL.
HIGHS AROUND 70. SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN
60 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS WITH A CHANCE OF THUNDERSTORMS
IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE
HEAVY RAINFALL. LOWS AROUND 50. SOUTHWEST WINDS AROUND 10 MPH.
CHANCE OF RAIN 80 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
PRODUCE HEAVY RAINFALL. HIGHS AROUND 60. NORTH WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF RAIN
80 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE EVENING.
BREEZY WITH LOWS IN THE MID 40S. NORTHWEST WINDS 15 TO 20 MPH.
CHANCE OF RAIN 80 PERCENT.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE
HEAVY RAINFALL IN THE AFTERNOON. HIGHS IN THE MID 50S. NORTHWEST
WINDS AROUND 10 MPH, BECOMING NORTH WITH GUSTS UP TO 20 MPH IN
THE AFTERNOON. CHANCE OF RAIN 60 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 70.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 50S. CHANCE OF RAIN
30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A
SLIGHT CHANCE OF. HIGHS IN THE LOWER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.
WYZ008-182200-
BIGHORN MOUNTAINS WEST-
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS IN THE UPPER
60S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
CHANCE OF RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE
EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER
MIDNIGHT. LOWS IN THE UPPER 40S. SOUTHEAST WINDS AROUND 10 MPH
WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN
80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN RAIN SHOWERS
WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE MORNING. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE AFTERNOON. HIGHS
IN THE MID 50S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH
IN THE AFTERNOON. CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. RAIN
SHOWERS. PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY
PRODUCE HEAVY RAINFALL IN THE EVENING. LOWS IN THE LOWER 40S.
NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF RAIN 80 PERCENT.
SUNDAY
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS AROUND 50.
WEST WINDS AROUND 10 MPH. CHANCE OF RAIN 90 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY
CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER 40S. CHANCE OF RAIN
30 PERCENT.
MONDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE UPPER 50S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 40S. CHANCE
OF RAIN 20 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
WYZ009-182200-
BIGHORN MOUNTAINS SOUTHEAST-
202 PM MDT FRI SEP 18 2026
..FLOOD WATCH IN EFFECT THROUGH SUNDAY AFTERNOON
THIS AFTERNOON
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS IN THE UPPER
60S. WEST WINDS AROUND 10 MPH. CHANCE OF RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. LOWS IN
THE UPPER 40S. WEST WINDS AROUND 10 MPH IN THE EVENING. CHANCE OF
RAIN 80 PERCENT.
SATURDAY
MOSTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN PARTLY CLOUDY WITH
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE MORNING.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE AFTERNOON.
HIGHS IN THE UPPER 50S. WEST WINDS AROUND 10 MPH. CHANCE OF RAIN
80 PERCENT.
SATURDAY NIGHT
RAIN SHOWERS. A CHANCE OF THUNDERSTORMS, MAINLY
IN THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN
THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER
MIDNIGHT. LOWS IN THE LOWER 40S. NORTHWEST WINDS AROUND 10 MPH.
CHANCE OF RAIN 80 PERCENT.
SUNDAY
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. HIGHS AROUND 50.
NORTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN NEAR 100 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY
CLOUDY AFTER MIDNIGHT. LOWS AROUND 40. CHANCE OF RAIN 50 PERCENT.
MONDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S.
CHANCE OF RAIN 30 PERCENT.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
TUESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. LOWS IN THE UPPER 40S. CHANCE OF RAIN 20 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
WYZ012-182200-
TETON AND GROS VENTRE MOUNTAINS-
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE MID 50S. SOUTH WINDS
AROUND 10 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG. SOME
THUNDERSTORMS MAY BE SEVERE IN THE EVENING. LOWS IN THE UPPER
30S. CHANCE OF RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. 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 80 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY. RAIN SHOWERS LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF
RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG. LOWS IN THE MID 30S.
CHANCE OF RAIN 60 PERCENT.
SUNDAY
MOSTLY 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 LOWER 50S. CHANCE OF
RAIN 30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 60S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS AROUND 40.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
WYZ014-182200-
WIND RIVER MOUNTAINS WEST-
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. HIGHS
IN THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO
20 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT. LOWS IN THE UPPER 30S. SOUTHWEST WINDS AROUND 10 MPH
WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF RAIN
80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH RAIN
SHOWERS LIKELY. SNOW SHOWERS LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS AND
SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.
HIGHS AROUND 50. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH
IN THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.
SATURDAY NIGHT
A CHANCE OF SNOW SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING. MOSTLY CLOUDY WITH A CHANCE OF
RAIN SHOWERS. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE LOWER 30S.
NORTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS
AROUND 50. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN
THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS IN THE UPPER
30S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
THURSDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS AROUND 60.
WYZ015-182200-
WIND RIVER MOUNTAINS EAST-
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
RAIN SHOWERS WITH A CHANCE OF THUNDERSTORMS.
HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP
TO 20 MPH. CHANCE OF RAIN 80 PERCENT.
TONIGHT
MOSTLY CLOUDY. RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE
UPPER 30S. SOUTHWEST WINDS AROUND 10 MPH. CHANCE OF RAIN
80 PERCENT.
SATURDAY
PARTLY CLOUDY WITH RAIN AND SNOW SHOWERS LIKELY. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.
HIGHS IN THE UPPER 40S. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS
UP TO 25 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
RAIN SHOWERS LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT. LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE MID
30S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF PRECIPITATION 60 PERCENT.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH
RAIN SHOWERS LIKELY WITH POSSIBLE SNOW SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS IN THE
UPPER 40S. CHANCE OF PRECIPITATION 60 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
50S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS AROUND 40.
CHANCE OF RAIN 40 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
WYZ019-182200-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF JEFFREY CITY
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
MOSTLY CLOUDY WITH SHOWERS WITH A CHANCE OF
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 60S. WEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
80 PERCENT.
TONIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 40S. SOUTHWEST WINDS AROUND 10 MPH.
GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF RAIN 60 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
RAIN 30 PERCENT.
SATURDAY 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 LOWER 40S. WEST WINDS 10 TO 15 MPH. CHANCE OF RAIN
60 PERCENT.
SUNDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 50S. WEST WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN 30 PERCENT.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 40S.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
IN THE LOWER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 70S.
WYZ024-182200-
SALT RIVER AND WYOMING RANGES-
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
SHOWERS WITH A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY BE SEVERE. HIGHS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
80 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH RAIN SHOWERS WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF
RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY BE
SEVERE IN THE EVENING. LOWS IN THE UPPER 30S. SOUTHEAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF
RAIN 80 PERCENT.
SATURDAY
PATCHY FOG IN THE MORNING. MOSTLY CLOUDY WITH RAIN
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN PARTLY CLOUDY WITH RAIN SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. WEST
WINDS AROUND 10 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE
OF RAIN 80 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. PATCHY FOG AFTER
MIDNIGHT. LOWS IN THE MID 30S. NORTHWEST WINDS AROUND 10 MPH.
CHANCE OF RAIN 30 PERCENT.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 50S. NORTHWEST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 40S.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
60S.
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. CHANCE
OF RAIN 30 PERCENT.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
60S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S.
WYZ030-182200-
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF WAMSUTTER
202 PM MDT FRI SEP 18 2026
THIS AFTERNOON
PARTLY CLOUDY WITH SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 60S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN 60 PERCENT.
TONIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID 40S. SOUTH
WINDS 10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
SOUTHWEST WINDS AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON.
CHANCE OF RAIN 80 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A
CHANCE OF SHOWERS. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE UPPER
30S. WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF RAIN 30 PERCENT.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 60S. WEST WINDS AROUND 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 70.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S.
TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS AROUND 70.
TUESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 40S.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 70.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page