875
FPUS55 KRIW 170805
ZFPRIW
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING
NATIONAL WEATHER SERVICE RIVERTON WY
202 AM MDT SUN MAY 17 2026
WYZ020-171000-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF CASPER
202 AM MDT SUN MAY 17 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE UPPER
50S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE
OF RAIN 30 PERCENT.
SUNDAY NIGHT
RAIN AND SNOW LIKELY IN THE EVENING, THEN SNOW,
RAIN WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. PATCHY
BLOWING SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 4 INCHES.
BREEZY WITH LOWS IN THE UPPER 20S. NORTHEAST WINDS 15 TO 25 MPH
WITH GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. NEW MODERATE SNOW ACCUMULATION.
WINDY, COOLER WITH HIGHS IN THE MID 30S. NORTHEAST WINDS 20 TO
30 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF SNOW NEAR 100 PERCENT.
MONDAY NIGHT
CLOUDY. A CHANCE OF SNOW AND RAIN IN THE EVENING.
LOWS IN THE MID 20S. NORTH WINDS 10 TO 15 MPH IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 40S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE
OF RAIN 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 30S. CHANCE OF
RAIN 20 PERCENT.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN
20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
70S.
WYZ017-171000-
WIND RIVER BASIN-
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY AND BREEZY. LOWS AROUND 40.
NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE MID 50S.
NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF RAIN
60 PERCENT.
SUNDAY NIGHT
RAIN AND SNOW. SNOW ACCUMULATION UP TO 6 INCHES.
BREEZY WITH LOWS AROUND 30. NORTH WINDS 15 TO 25 MPH WITH GUSTS
UP TO 50 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
SNOW. RAIN WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. NEW LIGHT SNOW ACCUMULATION. WINDY WITH HIGHS IN THE
UPPER 30S. NORTH WINDS 20 TO 30 MPH. GUSTS UP TO 50 MPH,
DECREASING TO 40 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION
NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW WITH A SLIGHT
CHANCE OF RAIN IN THE EVENING. LOWS IN THE MID 20S. NORTHEAST
WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING.
CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 50.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS AROUND 30.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS. LOWS IN THE MID 30S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF RAIN 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
60S.
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.
WYZ018-171000-
LANDER FOOTHILLS-
INCLUDING THE CITY OF LANDER
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN
RAIN LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. COOLER WITH HIGHS IN THE LOWER 50S. NORTHEAST WINDS
10 TO 15 MPH. CHANCE OF RAIN 60 PERCENT.
SUNDAY NIGHT
RAIN, SNOW. PATCHY BLOWING SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION AROUND 5 INCHES. BREEZY WITH LOWS IN THE UPPER
20S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
PRECIPITATION 90 PERCENT.
MONDAY
SNOW IN THE MORNING, THEN SNOW, RAIN WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE HEAVY AT
TIMES IN THE MORNING. NEW HEAVY SNOW ACCUMULATION. BREEZY WITH
HIGHS IN THE MID 30S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO
35 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW AND RAIN IN THE
EVENING. LOWS IN THE LOWER 20S. CHANCE OF PRECIPITATION
30 PERCENT.
TUESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE UPPER 40S. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN
SHOWERS. LOWS IN THE LOWER 30S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
70S.
WYZ028-171000-
ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. WEST
WINDS 10 TO 15 MPH.
SUNDAY
CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN RAIN,
SNOW WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 1 INCH. HIGHS AROUND 50. NORTHWEST WINDS
AROUND 10 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
SUNDAY NIGHT
SNOW. RAIN LIKELY. AREAS OF BLOWING SNOW AFTER
MIDNIGHT WITH VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SNOW
ACCUMULATION UP TO 6 INCHES. WINDY WITH LOWS IN THE UPPER 20S.
NORTHEAST WINDS 25 TO 35 MPH. GUSTS UP TO 50 MPH, INCREASING TO
60 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT.
MONDAY
SNOW IN THE MORNING, THEN SNOW LIKELY WITH POSSIBLE
RAIN AND THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE HEAVY AT
TIMES IN THE MORNING. NEW LIGHT SNOW ACCUMULATION. WINDY WITH
HIGHS IN THE UPPER 30S. NORTHEAST WINDS 25 TO 35 MPH WITH GUSTS
UP TO 60 MPH, DIMINISHING TO 10 TO 15 MPH WITH GUSTS UP TO 30 MPH
IN THE AFTERNOON. CHANCE OF PRECIPITATION NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHEAST
WINDS AROUND 10 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE UPPER 40S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
THURSDAY
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.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE MID 30S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
60S.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE UPPER 30S.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
WYZ013-171000-
JACKSON HOLE-
INCLUDING THE CITY OF JACKSON
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
SOUTHWEST WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY. SNOW LIKELY WITH POSSIBLE RAIN AND
THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
HIGHS IN THE UPPER 40S. NORTH WINDS 10 TO 15 MPH IN THE
AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.
SUNDAY NIGHT
RAIN LIKELY IN THE EVENING. SNOW LIKELY. SNOW
ACCUMULATION UP TO 1 INCH. BREEZY WITH LOWS AROUND 30. NORTH
WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF
PRECIPITATION 60 PERCENT.
MONDAY
CLOUDY. SNOW LIKELY IN THE MORNING, THEN A CHANCE OF
SNOW, RAIN WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. BREEZY WITH HIGHS IN
THE MID 40S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO
40 MPH, BECOMING NORTH AROUND 10 MPH WITH GUSTS UP TO 25 MPH IN
THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE MID
20S. NORTH WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE
EVENING. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE LOWER 50S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS,
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS IN THE
UPPER 50S. CHANCE OF PRECIPITATION 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS. A SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS
AROUND 30. CHANCE OF PRECIPITATION 20 PERCENT.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. 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 60S. CHANCE OF PRECIPITATION 20 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS
AND THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 30S. CHANCE OF
RAIN 20 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE OF
RAIN 20 PERCENT.
WYZ003-171000-
CODY FOOTHILLS-
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.
NORTH WINDS 20 TO 25 MPH WITH GUSTS UP TO 45 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN, SNOW WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WINDY WITH HIGHS IN THE
UPPER 40S. NORTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.
CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
A CHANCE OF RAIN IN THE EVENING. CLOUDY WITH SNOW
LIKELY. PATCHY BLOWING SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP
TO 4 INCHES. WINDY WITH LOWS IN THE UPPER 20S. NORTH WINDS 25 TO
35 MPH WITH GUSTS UP TO 55 MPH. CHANCE OF PRECIPITATION
60 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN A CHANCE OF SNOW WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT SNOW
ACCUMULATION. WINDY WITH HIGHS IN THE LOWER 40S. NORTH WINDS
25 TO 35 MPH WITH GUSTS UP TO 55 MPH. CHANCE OF SNOW 80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.
BREEZY WITH LOWS IN THE MID 20S. NORTH WINDS 20 TO 25 MPH WITH
GUSTS UP TO 35 MPH IN THE EVENING.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 50S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60.
CHANCE OF RAIN 30 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A
CHANCE OF RAIN SHOWERS. LOWS IN THE UPPER 30S. CHANCE OF RAIN
40 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A CHANCE
OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF
PRECIPITATION 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 60S. CHANCE
OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 40S.
CHANCE OF RAIN 30 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF RAIN
20 PERCENT.
WYZ004-171000-
NORTH BIGHORN BASIN-
INCLUDING THE CITIES OF BASIN, GREYBULL, LOVELL, POWELL,
AND SHELL
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY AND WINDY. LOWS AROUND 40.
NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.
SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. BREEZY WITH HIGHS IN
THE MID 50S. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO
45 MPH.
SUNDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF SNOW
AFTER MIDNIGHT. WINDY WITH LOWS IN THE LOWER 30S. NORTH WINDS
25 TO 35 MPH WITH GUSTS UP TO 50 MPH. CHANCE OF PRECIPITATION
30 PERCENT.
MONDAY
CLOUDY. SNOW LIKELY WITH A CHANCE OF RAIN IN THE
MORNING. LITTLE OR NO SNOW ACCUMULATION. WINDY WITH HIGHS AROUND
50. NORTH WINDS 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. CHANCE OF
PRECIPITATION 60 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN CLEARING.
BREEZY WITH LOWS IN THE UPPER 20S. NORTH WINDS 20 TO 25 MPH WITH
GUSTS UP TO 40 MPH, BECOMING WEST AROUND 10 MPH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 60.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 40.
CHANCE OF RAIN 30 PERCENT.
THURSDAY
PARTLY CLOUDY. HIGHS AROUND 70.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
70S.
FRIDAY 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.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID
70S.
WYZ006-171000-
SOUTHEAST BIGHORN BASIN-
INCLUDING THE CITIES OF TEN SLEEP AND WORLAND
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY AND BREEZY. LOWS AROUND 40.
NORTHWEST WINDS 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
CHANCE OF RAIN WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. BREEZY WITH HIGHS AROUND 60. NORTHWEST WINDS 15 TO
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF RAIN 30 PERCENT.
SUNDAY NIGHT
CLOUDY. A CHANCE OF RAIN IN THE EVENING, THEN
RAIN AND SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH.
WINDY WITH LOWS IN THE LOWER 30S. NORTHWEST WINDS 20 TO 30 MPH
WITH GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
CLOUDY WITH SNOW AND RAIN. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
WINDY WITH HIGHS IN THE MID 40S. NORTHWEST WINDS 20 TO 30 MPH
WITH GUSTS UP TO 50 MPH. CHANCE OF PRECIPITATION 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW IN
THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. BREEZY WITH LOWS
IN THE UPPER 20S. NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO
30 MPH IN THE EVENING. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 50S.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 30S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 60S.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS IN
THE UPPER 30S. CHANCE OF RAIN 20 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS
IN THE UPPER 60S. CHANCE OF RAIN 20 PERCENT.
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. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 40S. CHANCE OF RAIN
20 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID
70S.
WYZ005-171000-
SOUTHWEST BIGHORN BASIN-
INCLUDING THE CITY OF THERMOPOLIS
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY AND BREEZY. LOWS AROUND 40.
NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. BREEZY, COOLER WITH HIGHS IN THE
MID 50S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE
OF RAIN 30 PERCENT.
SUNDAY NIGHT
CLOUDY WITH RAIN LIKELY. A CHANCE OF SNOW IN THE
EVENING, THEN SNOW AFTER MIDNIGHT. PATCHY BLOWING SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WINDY WITH LOWS AROUND
30. NORTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 MPH. CHANCE OF
PRECIPITATION 80 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN SNOW AND RAIN LIKELY
IN THE AFTERNOON. LIGHT SNOW ACCUMULATION. WINDY WITH HIGHS IN
THE LOWER 40S. NORTH WINDS 25 TO 35 MPH WITH GUSTS UP TO 55 MPH.
CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. BREEZY WITH LOWS AROUND 30. NORTHWEST WINDS 15 TO
20 MPH WITH GUSTS UP TO 30 MPH IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 50S.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 30S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE LOWER 60S.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. CHANCE OF RAIN 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
CHANCE OF RAIN 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. CHANCE OF
RAIN 20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 40S. CHANCE OF
RAIN 20 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. CHANCE OF
RAIN 20 PERCENT.
WYZ023-171000-
STAR VALLEY-
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,
AND THAYNE
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN, SNOW WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 50. NORTH
WINDS AROUND 10 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION
30 PERCENT.
SUNDAY NIGHT
CLOUDY. SNOW LIKELY WITH A CHANCE OF RAIN IN THE
EVENING, THEN SNOW WITH RAIN LIKELY AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 1 INCH. LOWS AROUND 30. NORTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION
80 PERCENT.
MONDAY
SNOW IN THE MORNING, THEN RAIN, SNOW LIKELY WITH A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW
ACCUMULATION. HIGHS AROUND 50. NORTH WINDS AROUND 10 MPH WITH
GUSTS UP TO 20 MPH IN THE MORNING. CHANCE OF PRECIPITATION
80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN, SNOW WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY
AFTER MIDNIGHT. LOWS IN THE MID 20S. CHANCE OF PRECIPITATION
30 PERCENT.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE MID 50S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 30S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE MID 60S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 30S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. CHANCE OF RAIN 20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS AROUND 70.
WYZ025-171000-
UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF PINEDALE
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. NORTHWEST
WINDS AROUND 10 MPH.
SUNDAY
CLOUDY. A CHANCE OF SNOW, RAIN WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 50. NORTHWEST WINDS
AROUND 10 MPH. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
RAIN LIKELY IN THE EVENING. CLOUDY WITH SNOW
LIKELY. LITTLE OR NO SNOW ACCUMULATION. BREEZY WITH LOWS IN THE
UPPER 20S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 40 MPH.
CHANCE OF PRECIPITATION 60 PERCENT.
MONDAY
SNOW. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. BREEZY WITH HIGHS IN
THE LOWER 40S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH
IN THE MORNING. CHANCE OF SNOW 80 PERCENT.
MONDAY NIGHT
CLOUDY. SNOW WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT.
LIGHT SNOW ACCUMULATION. LOWS IN THE LOWER 20S. SOUTH WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH. CHANCE OF SNOW 90 PERCENT.
TUESDAY
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS
AROUND 50. CHANCE OF SNOW 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID
50S.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 20S.
THURSDAY
PARTLY CLOUDY 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.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 60S.
CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
WYZ026-171000-
UPPER GREEN RIVER BASIN-
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY
CLOUDY. SNOW, RAIN LIKELY WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
HIGHS AROUND 50. NORTHWEST WINDS AROUND 10 MPH. CHANCE OF
PRECIPITATION 60 PERCENT.
SUNDAY NIGHT
RAIN LIKELY IN THE EVENING. SNOW LIKELY. PATCHY
BLOWING SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES.
WINDY WITH LOWS IN THE MID 20S. NORTHEAST WINDS 20 TO 30 MPH WITH
GUSTS UP TO 50 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN SNOW LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT SNOW
ACCUMULATION. BREEZY WITH HIGHS IN THE LOWER 40S. NORTH WINDS
20 TO 25 MPH WITH GUSTS UP TO 50 MPH, BECOMING EAST AROUND 10 MPH
WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF SNOW
80 PERCENT.
MONDAY NIGHT
CLOUDY. SNOW WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SNOW SHOWERS LIKELY AFTER
MIDNIGHT. NEW LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE LOWER
20S. SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
SNOW 80 PERCENT.
TUESDAY
PARTLY CLOUDY. HIGHS AROUND 50.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 20S.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE MID 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS AROUND 60.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS AROUND 30.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
WYZ010-171000-
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF BUFFALO
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY AND WINDY. LOWS AROUND 40.
NORTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A
CHANCE OF RAIN WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WINDY, COOLER WITH HIGHS IN THE MID 50S. NORTH WINDS
20 TO 30 MPH. GUSTS UP TO 45 MPH IN THE MORNING. CHANCE OF RAIN
30 PERCENT.
SUNDAY NIGHT
CLOUDY. A CHANCE OF RAIN IN THE EVENING, THEN
RAIN AND SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
1 INCH. WINDY WITH LOWS IN THE LOWER 30S. NORTH WINDS 20 TO
30 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF PRECIPITATION
60 PERCENT.
MONDAY
SNOW AND RAIN. LITTLE OR NO SNOW ACCUMULATION. WINDY
WITH HIGHS IN THE LOWER 40S. NORTH WINDS 20 TO 30 MPH WITH GUSTS
UP TO 45 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY NIGHT
CLOUDY WITH A CHANCE OF RAIN AND SNOW IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. BREEZY WITH LOWS IN
THE UPPER 20S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH
IN THE EVENING. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
MOSTLY SUNNY. A CHANCE OF RAIN SHOWERS, A SLIGHT
CHANCE OF THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. HIGHS
IN THE MID 50S. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 30S.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 20 PERCENT.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS IN THE
MID 30S. CHANCE OF RAIN 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S.
CHANCE OF RAIN 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS AROUND 40. CHANCE OF RAIN
20 PERCENT.
FRIDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 70. CHANCE OF
RAIN 30 PERCENT.
FRIDAY 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.
SATURDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S.
CHANCE OF RAIN 30 PERCENT.
WYZ011-171000-
SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF KAYCEE
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY AND BREEZY. LOWS AROUND 40.
NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. BREEZY, COOLER WITH HIGHS IN THE
MID 50S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE
OF RAIN 30 PERCENT.
SUNDAY NIGHT
CLOUDY. A CHANCE OF RAIN IN THE EVENING, THEN
RAIN AND SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
1 INCH. BREEZY WITH LOWS AROUND 30. NORTH WINDS 20 TO 25 MPH WITH
GUSTS UP TO 40 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
MONDAY
SNOW AND RAIN. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. LIGHT SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE
UPPER 30S. NORTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.
CHANCE OF PRECIPITATION 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN AND SNOW IN THE
EVENING. LOWS IN THE UPPER 20S. NORTH WINDS 10 TO 15 MPH WITH
GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF PRECIPITATION
30 PERCENT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 50S.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 30S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE LOWER 60S.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN SHOWERS. LOWS
IN THE MID 30S. CHANCE OF RAIN 20 PERCENT.
THURSDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS AROUND 40. CHANCE OF RAIN
20 PERCENT.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 70S. CHANCE OF
RAIN 20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
SATURDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 70S. CHANCE OF RAIN 20 PERCENT.
WYZ027-171000-
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
CLOUDY WITH A CHANCE OF SNOW. A CHANCE OF RAIN WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 50.
NORTHWEST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION
40 PERCENT.
SUNDAY NIGHT
SNOW WITH RAIN LIKELY IN THE EVENING, THEN SNOW
WITH A SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. PATCHY BLOWING SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION AROUND 5 INCHES. BREEZY WITH
LOWS IN THE UPPER 20S. NORTHEAST WINDS 15 TO 25 MPH. GUSTS UP TO
40 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN SNOW, RAIN LIKELY
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT
SNOW ACCUMULATION. HIGHS AROUND 40. NORTH WINDS 10 TO 15 MPH WITH
GUSTS UP TO 25 MPH, BECOMING SOUTHEAST IN THE AFTERNOON. CHANCE
OF PRECIPITATION 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW WITH A SLIGHT
CHANCE OF RAIN IN THE EVENING. LOWS IN THE LOWER 20S. SOUTH WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING SOUTHEAST AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY
PARTLY CLOUDY. HIGHS AROUND 50.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS AROUND 60.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 30S.
FRIDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. BREEZY WITH HIGHS IN THE MID 60S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
WYZ016-171000-
UPPER WIND RIVER BASIN-
INCLUDING THE CITY OF DUBOIS
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN
SNOW WITH POSSIBLE RAIN AND THUNDERSTORMS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS IN THE UPPER
40S. NORTHWEST WINDS AROUND 10 MPH, BECOMING EAST WITH GUSTS UP
TO 25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 80 PERCENT.
SUNDAY NIGHT
RAIN LIKELY IN THE EVENING. SNOW. SNOW
ACCUMULATION UP TO 4 INCHES. BREEZY WITH LOWS IN THE UPPER 20S.
NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
PRECIPITATION 80 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN SNOW LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW LIGHT SNOW
ACCUMULATION. HIGHS AROUND 40. EAST WINDS 10 TO 15 MPH WITH GUSTS
UP TO 25 MPH. CHANCE OF SNOW 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW LIKELY IN THE EVENING, THEN A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. NEW LITTLE OR NO SNOW
ACCUMULATION. LOWS IN THE LOWER 20S. SOUTHEAST WINDS 10 TO 15 MPH
IN THE EVENING. CHANCE OF SNOW 60 PERCENT.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, A SLIGHT
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS
AROUND 50. CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, A SLIGHT
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS
IN THE MID 50S. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A
SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER
30S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
UPPER 50S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN
THE LOWER 60S. CHANCE OF RAIN 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. BREEZY WITH HIGHS
IN THE MID 60S.
WYZ001-171000-
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SNOW. LOWS IN THE MID 20S. NORTHWEST WINDS AROUND 10 MPH.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SNOW. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 10 TO 15 MPH.
CHANCE OF SNOW 30 PERCENT.
SUNDAY NIGHT
CLOUDY WITH SNOW LIKELY. SNOW ACCUMULATION UP TO
2 INCHES. BREEZY WITH LOWS IN THE LOWER 20S. NORTH WINDS 15 TO
20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW 60 PERCENT.
MONDAY
CLOUDY WITH A CHANCE OF SNOW. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE UPPER
30S. NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF
SNOW 30 PERCENT.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. COLD
WITH LOWS 15 TO 21. NORTH WINDS AROUND 10 MPH WITH GUSTS UP TO
25 MPH IN THE EVENING.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 40S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, RAIN
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 40S. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY 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 UPPER 20S. CHANCE OF PRECIPITATION
30 PERCENT.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 50S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN AND SNOW SHOWERS
IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 50S.
CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.
WYZ029-171000-
FLAMING GORGE-
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN
RAIN, SNOW LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. LITTLE OR NO SNOW ACCUMULATION. HIGHS AROUND 50.
NORTHWEST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
SUNDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW AND RAIN.
PATCHY BLOWING SNOW AFTER MIDNIGHT WITH VISIBILITY ONE QUARTER
MILE OR LESS AT TIMES. SNOW ACCUMULATION UP TO 4 INCHES. WINDY
WITH LOWS AROUND 30. NORTH WINDS 20 TO 25 MPH WITH GUSTS UP TO
45 MPH, BECOMING NORTHEAST 25 TO 35 MPH WITH GUSTS UP TO 55 MPH
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW, MAINLY IN THE
MORNING. SNOW MAY BE HEAVY AT TIMES IN THE MORNING. NEW MODERATE
SNOW ACCUMULATION. WINDY WITH HIGHS IN THE MID 30S. NORTHEAST
WINDS 25 TO 35 MPH WITH GUSTS UP TO 60 MPH, DIMINISHING TO 20 TO
25 MPH WITH GUSTS UP TO 40 MPH IN THE AFTERNOON. CHANCE OF SNOW
NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF. LOWS IN THE
MID 20S. EAST WINDS AROUND 10 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE UPPER 40S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 30.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
THURSDAY
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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 40.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.
WYZ022-171000-
CASPER MOUNTAIN-
202 AM MDT SUN MAY 17 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
CLOUDY WITH A 30 PERCENT CHANCE OF RAIN. LOWS
AROUND 40. WEST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. NORTH
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
30 PERCENT.
SUNDAY NIGHT
SNOW WITH RAIN LIKELY IN THE EVENING, THEN SNOW
WITH A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. BLOWING
SNOW AFTER MIDNIGHT. SNOW MAY BE HEAVY AT TIMES AFTER MIDNIGHT
WITH VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SNOW
ACCUMULATION UP TO 7 INCHES. BREEZY WITH LOWS IN THE MID 20S.
NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. CHANCE OF
PRECIPITATION 90 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. NEW HEAVY SNOW ACCUMULATION.
BREEZY, COOLER WITH HIGHS AROUND 30. NORTHEAST WINDS 15 TO
25 MPH. GUSTS UP TO 45 MPH, DECREASING TO 35 MPH IN THE
AFTERNOON. CHANCE OF SNOW NEAR 100 PERCENT.
MONDAY NIGHT
CLOUDY. A CHANCE OF SNOW IN THE EVENING. LOWS IN
THE LOWER 20S. NORTH WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH
IN THE EVENING. CHANCE OF SNOW 40 PERCENT.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 30S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 40S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A CHANCE
OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S. CHANCE OF
PRECIPITATION 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER
MIDNIGHT. LOWS IN THE MID 30S. CHANCE OF RAIN 20 PERCENT.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE LOWER 60S.
WYZ002-171000-
ABSAROKA MOUNTAINS-
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN
SNOW WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 4 INCHES. BREEZY WITH HIGHS IN THE MID 30S.
WEST WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH, BECOMING
NORTHEAST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH IN THE AFTERNOON.
CHANCE OF SNOW 80 PERCENT.
SUNDAY NIGHT
SNOW. AREAS OF BLOWING SNOW. VISIBILITY ONE
QUARTER MILE OR LESS AT TIMES. NEW SNOW ACCUMULATION UP TO
8 INCHES. BREEZY, COLD WITH LOWS AROUND 20. NORTHEAST WINDS 20 TO
25 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF SNOW 80 PERCENT.
MONDAY
SNOW. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. NEW LIGHT SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE
UPPER 20S. NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.
CHANCE OF SNOW 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. COLD WITH LOWS 10 TO
20. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH,
BECOMING WEST AFTER MIDNIGHT. CHANCE OF SNOW 30 PERCENT.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
CHANCE OF SNOW SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE UPPER 30S. CHANCE OF SNOW 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, RAIN
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 40S. CHANCE OF PRECIPITATION 40 PERCENT.
WEDNESDAY NIGHT
A CHANCE OF RAIN SHOWERS IN THE EVENING.
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. LOWS IN THE UPPER
20S. CHANCE OF PRECIPITATION 40 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A CHANCE
OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE MID 40S. CHANCE OF PRECIPITATION
30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY
WITH HIGHS AROUND 50. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS,
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. BREEZY WITH
HIGHS IN THE LOWER 50S. CHANCE OF PRECIPITATION 20 PERCENT.
WYZ007-171000-
OWL CREEK AND BRIDGER MOUNTAINS-
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 30S.
NORTH WINDS 20 TO 25 MPH WITH GUSTS UP TO 40 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF RAIN, SNOW WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY, COOLER WITH
HIGHS IN THE UPPER 40S. NORTH WINDS 20 TO 25 MPH. GUSTS UP TO
45 MPH IN THE MORNING. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
SNOW AND RAIN LIKELY IN THE EVENING, THEN SNOW
AFTER MIDNIGHT. BLOWING SNOW AFTER MIDNIGHT WITH VISIBILITY ONE
QUARTER MILE OR LESS AT TIMES. SNOW ACCUMULATION AROUND 5 INCHES.
VERY WINDY WITH LOWS IN THE UPPER 20S. NORTH WINDS 30 TO 40 MPH
WITH GUSTS UP TO 65 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN SNOW WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE HEAVY AT
TIMES IN THE MORNING. NEW MODERATE SNOW ACCUMULATION. VERY WINDY
WITH HIGHS IN THE MID 30S. NORTH WINDS 30 TO 40 MPH. GUSTS UP TO
65 MPH, DECREASING TO 50 MPH IN THE AFTERNOON. CHANCE OF SNOW
90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. NEW LITTLE OR NO SNOW
ACCUMULATION. BREEZY WITH LOWS IN THE MID 20S. NORTHWEST WINDS
15 TO 20 MPH WITH GUSTS UP TO 30 MPH IN THE EVENING. CHANCE OF
SNOW 50 PERCENT.
TUESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE UPPER
40S.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 30S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID 50S.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. LOWS IN THE
MID 30S. CHANCE OF RAIN 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS. A CHANCE
OF SNOW SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 50S. CHANCE OF
PRECIPITATION 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 40S. CHANCE OF
RAIN 20 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF
RAIN 20 PERCENT.
WYZ008-171000-
BIGHORN MOUNTAINS WEST-
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
NORTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW, RAIN WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN
THE MID 40S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH,
BECOMING NORTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH IN THE
AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
CLOUDY. SNOW LIKELY WITH A CHANCE OF RAIN IN THE
EVENING, THEN SNOW AFTER MIDNIGHT. PATCHY BLOWING SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 4 INCHES. BREEZY WITH LOWS IN
THE MID 20S. NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS UP TO
40 MPH. CHANCE OF PRECIPITATION 80 PERCENT.
MONDAY
SNOW. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. NEW LIGHT SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE
LOWER 30S. NORTH WINDS 15 TO 20 MPH. GUSTS UP TO 40 MPH IN THE
MORNING. CHANCE OF SNOW 90 PERCENT.
MONDAY NIGHT
CLOUDY WITH SNOW LIKELY IN THE EVENING, THEN
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. NEW
LITTLE OR NO SNOW ACCUMULATION. LOWS IN THE LOWER 20S. NORTHWEST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH IN THE EVENING. CHANCE
OF SNOW 60 PERCENT.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 40S.
CHANCE OF SNOW 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 20S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 50S. CHANCE OF SNOW 30 PERCENT.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 50S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, A SLIGHT
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS
IN THE UPPER 50S. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A
CHANCE OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN
THE EVENING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT.
LOWS AROUND 40. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS, SNOW
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS AROUND 60. CHANCE OF PRECIPITATION 30 PERCENT.
WYZ009-171000-
BIGHORN MOUNTAINS SOUTHEAST-
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTHWEST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SNOW. A CHANCE OF RAIN WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. BREEZY WITH HIGHS IN THE MID
40S. NORTHWEST WINDS 10 TO 15 MPH, BECOMING NORTH 15 TO 20 MPH IN
THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT.
SUNDAY NIGHT
SNOW AND RAIN LIKELY IN THE EVENING, THEN SNOW
AFTER MIDNIGHT. AREAS OF BLOWING SNOW AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 6 INCHES. BREEZY WITH LOWS IN THE MID 20S.
NORTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. CHANCE OF
PRECIPITATION 80 PERCENT.
MONDAY
SNOW IN THE MORNING, THEN SNOW WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE HEAVY AT TIMES IN THE
MORNING. NEW MODERATE SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE
LOWER 30S. NORTH WINDS 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.
CHANCE OF SNOW NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW IN THE EVENING, THEN A CHANCE
OF SNOW SHOWERS AFTER MIDNIGHT. NEW LITTLE OR NO SNOW
ACCUMULATION. LOWS IN THE LOWER 20S. NORTH WINDS 10 TO 15 MPH
WITH GUSTS UP TO 35 MPH, BECOMING WEST AFTER MIDNIGHT. CHANCE OF
SNOW 80 PERCENT.
TUESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 40S.
CHANCE OF SNOW 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS, SNOW SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 50. CHANCE OF
PRECIPITATION 40 PERCENT.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
EVENING. PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 50S. CHANCE OF PRECIPITATION 40 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, A
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE EVENING.
LOWS IN THE MID 30S. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE UPPER 50S. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN MOSTLY
CLEAR AFTER MIDNIGHT. LOWS IN THE UPPER 30S. CHANCE OF RAIN
30 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS IN THE MORNING, THEN A CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF
PRECIPITATION 40 PERCENT.
WYZ012-171000-
TETON AND GROS VENTRE MOUNTAINS-
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN
SNOW LIKELY WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. HIGHS IN THE UPPER
30S. WEST WINDS AROUND 10 MPH, BECOMING NORTHWEST IN THE
AFTERNOON. CHANCE OF SNOW 60 PERCENT.
SUNDAY NIGHT
SNOW. PATCHY BLOWING SNOW. VISIBILITY ONE QUARTER
MILE OR LESS AT TIMES. SNOW ACCUMULATION UP TO 2 INCHES. BREEZY
WITH LOWS IN THE MID 20S. NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS
UP TO 45 MPH. CHANCE OF SNOW 80 PERCENT.
MONDAY
CLOUDY. SNOW IN THE MORNING, THEN SNOW LIKELY WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW LITTLE OR NO
SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE MID 30S. NORTHEAST
WINDS 20 TO 25 MPH WITH GUSTS UP TO 45 MPH, DIMINISHING TO 10 TO
15 MPH WITH GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF SNOW
80 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY WITH SNOW LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LITTLE OR NO SNOW
ACCUMULATION. COLD WITH LOWS AROUND 20. NORTHEAST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH IN THE EVENING. CHANCE OF SNOW
60 PERCENT.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 40S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS, A SLIGHT
CHANCE OF THUNDERSTORMS AND RAIN SHOWERS IN THE AFTERNOON. HIGHS
IN THE MID 40S. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A
SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING, THEN A SLIGHT
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 20S.
CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY
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 LOWER 50S. CHANCE OF
PRECIPITATION 20 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE LOWER 50S. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING.
LOWS IN THE LOWER 30S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A SLIGHT CHANCE OF RAIN SHOWERS, THUNDERSTORMS AND SNOW SHOWERS
IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF PRECIPITATION
20 PERCENT.
WYZ014-171000-
WIND RIVER MOUNTAINS WEST-
202 AM MDT SUN MAY 17 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN SNOW WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 2 INCHES. HIGHS IN THE UPPER 30S. WEST WINDS
AROUND 10 MPH, BECOMING SOUTHEAST WITH GUSTS UP TO 25 MPH IN THE
AFTERNOON. CHANCE OF SNOW 80 PERCENT.
SUNDAY NIGHT
SNOW. AREAS OF BLOWING SNOW IN THE EVENING.
BLOWING SNOW AFTER MIDNIGHT. VISIBILITY ONE QUARTER MILE OR LESS
AT TIMES. SNOW ACCUMULATION UP TO 9 INCHES. WINDY WITH LOWS IN
THE LOWER 20S. NORTHEAST WINDS 25 TO 35 MPH. GUSTS UP TO 50 MPH,
INCREASING TO 60 MPH AFTER MIDNIGHT. CHANCE OF SNOW 80 PERCENT.
MONDAY
SNOW. A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. NEW LIGHT SNOW ACCUMULATION. WINDY WITH HIGHS AROUND
30. NORTHEAST WINDS 25 TO 35 MPH WITH GUSTS UP TO 60 MPH,
DIMINISHING TO 15 TO 20 MPH WITH GUSTS UP TO 45 MPH IN THE
AFTERNOON. CHANCE OF SNOW 90 PERCENT.
MONDAY NIGHT
CLOUDY. SNOW WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SNOW SHOWERS AFTER MIDNIGHT.
NEW LIGHT SNOW ACCUMULATION. COLD WITH LOWS 12 TO 22. EAST WINDS
AROUND 10 MPH WITH GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF
SNOW 90 PERCENT.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A CHANCE OF SNOW SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 30S. CHANCE OF
SNOW 30 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 40S. CHANCE OF SNOW 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 20S.
CHANCE OF SNOW 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A SLIGHT
CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS
IN THE UPPER 40S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 20S.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY
WITH HIGHS IN THE LOWER 50S. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS,
THUNDERSTORMS AND SNOW SHOWERS IN THE EVENING. LOWS IN THE LOWER
30S. CHANCE OF PRECIPITATION 20 PERCENT.
SATURDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF. BREEZY WITH HIGHS IN THE MID 50S.
WYZ015-171000-
WIND RIVER MOUNTAINS EAST-
202 AM MDT SUN MAY 17 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
PARTLY CLOUDY AND BREEZY. LOWS IN THE MID 20S.
WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
SUNDAY
CLOUDY. A CHANCE OF SNOW IN THE MORNING, THEN SNOW WITH
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 3 INCHES. HIGHS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 10 MPH, BECOMING EAST IN THE AFTERNOON. CHANCE OF
SNOW 80 PERCENT.
SUNDAY NIGHT
SNOW. BLOWING SNOW. SNOW MAY BE HEAVY AT TIMES.
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. NEW SNOW
ACCUMULATION OF 1 TO 12 INCHES. WINDY, COLD WITH LOWS 14 TO 24.
NORTHEAST WINDS 20 TO 30 MPH. GUSTS UP TO 50 MPH, INCREASING TO
60 MPH AFTER MIDNIGHT. CHANCE OF SNOW 90 PERCENT.
MONDAY
SNOW IN THE MORNING, THEN SNOW WITH A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SNOW MAY BE HEAVY AT TIMES IN THE
MORNING. NEW HEAVY SNOW ACCUMULATION. WINDY WITH HIGHS IN THE
UPPER 20S. NORTHEAST WINDS 20 TO 30 MPH. GUSTS UP TO 60 MPH,
DECREASING TO 45 MPH IN THE AFTERNOON. CHANCE OF SNOW 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW IN THE EVENING, THEN A CHANCE
OF SNOW SHOWERS AFTER MIDNIGHT. NEW LIGHT SNOW ACCUMULATION. COLD
WITH LOWS 10 TO 20. EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO
25 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT. CHANCE OF SNOW
80 PERCENT.
TUESDAY
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 30S.
CHANCE OF SNOW 40 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. COLD WITH LOWS AROUND 20.
WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SNOW SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 40S. CHANCE OF SNOW 30 PERCENT.
WEDNESDAY NIGHT
A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE EVENING. PARTLY CLOUDY WITH A CHANCE OF SNOW
SHOWERS. LOWS IN THE MID 20S. CHANCE OF PRECIPITATION 30 PERCENT.
THURSDAY
PARTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. A CHANCE
OF RAIN SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE MID 40S. CHANCE OF PRECIPITATION
30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
FRIDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS, SNOW SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. BREEZY
WITH HIGHS AROUND 50. CHANCE OF PRECIPITATION 30 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF RAIN
SHOWERS, THUNDERSTORMS AND SNOW SHOWERS IN THE EVENING, THEN
MOSTLY CLEAR AFTER MIDNIGHT. BREEZY WITH LOWS IN THE LOWER 30S.
CHANCE OF PRECIPITATION 20 PERCENT.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS,
THUNDERSTORMS AND SNOW SHOWERS IN THE AFTERNOON. BREEZY WITH
HIGHS IN THE LOWER 50S. CHANCE OF PRECIPITATION 20 PERCENT.
WYZ019-171000-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF JEFFREY CITY
202 AM MDT SUN MAY 17 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. WEST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN, SNOW LIKELY WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. LITTLE OR NO SNOW
ACCUMULATION. HIGHS IN THE LOWER 50S. NORTHWEST WINDS AROUND
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTH WITH GUSTS UP TO
30 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 60 PERCENT.
SUNDAY NIGHT
SNOW AND RAIN IN THE EVENING, THEN SNOW WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. BLOWING SNOW AFTER
MIDNIGHT. SNOW MAY BE HEAVY AT TIMES AFTER MIDNIGHT WITH
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES. SNOW ACCUMULATION
UP TO 9 INCHES. WINDY WITH LOWS IN THE MID 20S. NORTHEAST WINDS
25 TO 35 MPH. GUSTS UP TO 50 MPH, INCREASING TO 60 MPH AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 90 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. NEW HEAVY SNOW ACCUMULATION.
WINDY, COOLER WITH HIGHS IN THE LOWER 30S. NORTHEAST WINDS 25 TO
35 MPH WITH GUSTS UP TO 60 MPH, BECOMING NORTH 20 TO 25 MPH WITH
GUSTS UP TO 45 MPH IN THE AFTERNOON. CHANCE OF SNOW NEAR
100 PERCENT.
MONDAY NIGHT
CLOUDY. A CHANCE OF SNOW IN THE EVENING. COLD
WITH LOWS AROUND 20. NORTHEAST WINDS AROUND 10 MPH WITH GUSTS UP
TO 25 MPH IN THE EVENING. CHANCE OF SNOW 30 PERCENT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS
AROUND 40.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE LOWER 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF RAIN SHOWERS IN THE
MORNING, THEN A SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 50S. CHANCE OF RAIN
30 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE LOWER
60S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 30S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
WYZ024-171000-
SALT RIVER AND WYOMING RANGES-
202 AM MDT SUN MAY 17 2026
REST OF TONIGHT
PARTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
SUNDAY
CLOUDY WITH A CHANCE OF SNOW. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 40S. NORTHWEST
WINDS AROUND 10 MPH. CHANCE OF SNOW 30 PERCENT.
SUNDAY NIGHT
SNOW. PATCHY BLOWING SNOW AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 4 INCHES. BREEZY WITH LOWS IN THE UPPER 20S.
NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. CHANCE OF SNOW
80 PERCENT.
MONDAY
SNOW. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. NEW
LIGHT SNOW ACCUMULATION. BREEZY WITH HIGHS IN THE UPPER 30S.
NORTH WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH, DIMINISHING TO
AROUND 10 MPH WITH GUSTS UP TO 20 MPH IN THE AFTERNOON. CHANCE OF
SNOW 90 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. SNOW LIKELY WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. NEW LIGHT SNOW ACCUMULATION POSSIBLE. LOWS IN THE
LOWER 20S. SOUTH WINDS AROUND 10 MPH, BECOMING SOUTHEAST AFTER
MIDNIGHT. CHANCE OF SNOW 60 PERCENT.
TUESDAY
PARTLY CLOUDY. HIGHS IN THE MID 40S.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 20S.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE
UPPER 40S.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS AROUND 30.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. A SLIGHT
CHANCE OF. HIGHS IN THE MID 50S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 30S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY CLOUDY WITH A
SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
BREEZY WITH HIGHS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 30S.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF. BREEZY WITH HIGHS
IN THE LOWER 60S.
WYZ030-171000-
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF WAMSUTTER
202 AM MDT SUN MAY 17 2026
...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT MONDAY...
REST OF TONIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
RAIN. LOWS IN THE MID 30S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP
TO 25 MPH.
SUNDAY
MOSTLY CLOUDY. RAIN, SNOW LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. NO SNOW ACCUMULATION. HIGHS IN
THE MID 50S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
CHANCE OF PRECIPITATION 60 PERCENT.
SUNDAY NIGHT
A SLIGHT CHANCE OF THUNDERSTORMS. RAIN AND SNOW.
BLOWING SNOW AFTER MIDNIGHT WITH VISIBILITY ONE QUARTER MILE OR
LESS AT TIMES. SNOW ACCUMULATION AROUND 5 INCHES. WINDY WITH LOWS
IN THE MID 20S. NORTHEAST WINDS 25 TO 35 MPH. GUSTS UP TO 50 MPH,
INCREASING TO 60 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION
80 PERCENT.
MONDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SNOW. SNOW MAY BE
HEAVY AT TIMES IN THE MORNING. NEW MODERATE SNOW ACCUMULATION.
VERY WINDY AND COOLER WITH HIGHS IN THE LOWER 30S. NORTHEAST
WINDS 30 TO 40 MPH. GUSTS UP TO 65 MPH IN THE MORNING. CHANCE OF
SNOW NEAR 100 PERCENT.
MONDAY NIGHT
MOSTLY CLOUDY. A SLIGHT CHANCE OF. BREEZY, COLD
WITH LOWS AROUND 20. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP
TO 30 MPH IN THE EVENING.
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE LOWER 40S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 50S.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 30.
THURSDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 60. CHANCE OF RAIN
20 PERCENT.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 30S.
FRIDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF. HIGHS IN THE MID
60S.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
AROUND 40.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 70.
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