161
FPUS55 KRIW 061303
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
602 AM MST Sat Dec 6 2025

WYZ020-062300-
Natrona County Lower Elevations-
Including the city of Casper
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of snow showers this
morning, then partly cloudy this afternoon. Breezy with highs in
the lower 40s. Temperature falling into the lower 30s this
afternoon. West winds 15 to 20 mph with gusts up to 35 mph.
Chance of snow 30 percent.
.TONIGHT...Partly cloudy. Cold with lows around 20. West winds
10 to 15 mph with gusts up to 25 mph.
.SUNDAY...Mostly sunny. Highs in the upper 30s. West winds 10 to
15 mph with gusts up to 25 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the mid 20s. Southwest winds 15 to 25 mph
with gusts up to 40 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the lower 40s. Southwest winds 15 to
20 mph with gusts up to 30 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Windy with lows around 30.
.TUESDAY...Mostly cloudy and windy. Highs around 50. Temperature
falling into the lower 40s in the afternoon.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Little or no snow accumulation. Breezy with lows around
30. Chance of precipitation 50 percent.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Breezy with highs around 50. Chance of precipitation
30 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Breezy with lows around 30. Chance of precipitation
40 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers.
Highs in the lower 40s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...A slight chance of rain showers in the evening.
Mostly cloudy with a slight chance of snow showers. Cold with
lows 17 to 23. Chance of precipitation 20 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 40s.

$$

WYZ017-062300-
Wind River Basin-
Including the cities of Riverton and Shoshoni
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy this morning, then becoming partly cloudy.
Breezy with highs in the lower 40s. Northwest winds 15 to 25 mph
with gusts up to 35 mph.
.TONIGHT...Partly cloudy in the evening, then clearing. Cold with
lows around 20. West winds 10 to 15 mph.
.SUNDAY...Partly cloudy. Highs around 40. Southwest winds 10 to
15 mph with gusts up to 25 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 20s. Southwest winds 10 to 15 mph with gusts up to
30 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph with
gusts up to 25 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows around 30.
.TUESDAY...Mostly cloudy in the morning, then partly cloudy with
a chance of rain showers in the afternoon. Breezy with highs
around 50. Chance of rain 30 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers. A
slight chance of snow showers in the evening, then a chance of
snow showers after midnight. Breezy with lows in the upper 20s.
Chance of precipitation 40 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of rain and snow showers. Breezy with highs
around 50. Chance of precipitation 30 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. A chance of rain and snow showers. Lows in the
lower 30s. Chance of precipitation 30 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers
in the morning, then partly cloudy with a slight chance of rain
and snow showers in the afternoon. Highs in the mid 40s. Chance
of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.FRIDAY...Partly cloudy. Highs in the lower 40s.

$$

WYZ018-062300-
Lander Foothills-
Including the city of Lander
602 AM MST Sat Dec 6 2025

.TODAY...Partly cloudy and breezy. Highs in the lower 40s. West
winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Partly cloudy in the evening, then clearing. Cold with
lows around 20. Southwest winds around 10 mph with gusts up to
20 mph.
.SUNDAY...Partly cloudy. Highs in the upper 30s. Southwest winds
10 to 15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. Southwest
winds 10 to 15 mph with gusts up to 25 mph.
.MONDAY...Partly cloudy. Highs in the mid 40s. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s.
.TUESDAY...Mostly cloudy in the morning, then partly cloudy with
a slight chance of rain showers in the afternoon. Breezy with
highs in the lower 50s. Chance of rain 20 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers. A
slight chance of snow showers after midnight. Breezy with lows in
the lower 30s. Chance of precipitation 40 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of rain showers with a slight chance of snow
showers. Breezy with highs in the lower 50s. Chance of
precipitation 40 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. A chance of rain showers. A slight chance of snow
showers in the evening, then a chance of snow showers after
midnight. Breezy with lows in the mid 30s. Chance of
precipitation 30 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of rain and snow showers. Highs in the
upper 40s. Chance of precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.FRIDAY...Partly cloudy. Highs in the upper 40s.

$$

WYZ028-062300-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of snow showers this
morning, then partly cloudy this afternoon. Windy with highs in
the upper 30s. West winds 25 to 35 mph with gusts up to 45 mph.
Chance of snow 30 percent.
.TONIGHT...Mostly clear and breezy, cold with lows around 20.
West winds 15 to 20 mph with gusts up to 35 mph.
.SUNDAY...Partly cloudy and breezy. Highs in the mid 30s. West
winds 15 to 20 mph with gusts up to 30 mph.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 20s. West winds 10 to 15 mph with
gusts up to 25 mph.
.MONDAY...Partly cloudy and breezy. Highs around 40. West winds
15 to 25 mph with gusts up to 35 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the upper 20s.
.TUESDAY...Mostly cloudy and windy. Highs in the upper 40s.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain showers after
midnight. Windy with lows in the mid 30s. Chance of rain
30 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A 30 percent chance of showers. Windy with highs around
50.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Windy with lows in the upper 30s. Chance of rain
20 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Breezy with highs around 50.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows around 30.
.FRIDAY...Partly cloudy in the morning, then clearing. Highs
around 50.

$$

WYZ013-062300-
Jackson Hole-
Including the city of Jackson
602 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Snow showers. Snow accumulation up to 8 inches. Breezy
with highs in the mid 30s. Southwest winds 15 to 20 mph with
gusts up to 30 mph. Chance of snow 80 percent.
.TONIGHT...Snow showers likely in the evening, then partly cloudy
with a chance of snow showers after midnight. New snow
accumulation up to 3 inches. Cold with lows 15 to 19. Southwest
winds around 10 mph with gusts up to 20 mph. Chance of snow
60 percent.
.SUNDAY...Snow showers. New snow accumulation up to 2 inches.
Highs in the lower 30s. Southwest winds around 10 mph in the
afternoon. Chance of snow 80 percent.
.SUNDAY NIGHT...Snow showers. New light snow accumulation. Lows
in the lower 20s. Southwest winds around 10 mph with gusts up to
20 mph. Chance of snow 90 percent.
.MONDAY...Snow showers. New light snow accumulation. Highs in the
mid 30s. Southwest winds around 10 mph. Chance of snow
90 percent.
.MONDAY NIGHT...Snow showers. Rain showers. New light snow
accumulation. Lows around 30. Chance of precipitation 80 percent.
.TUESDAY...Rain and snow showers. New little or no snow
accumulation. Highs around 40. Chance of precipitation
90 percent.
.TUESDAY NIGHT...Rain showers with a slight chance of snow
showers. Little or no snow accumulation. Lows in the lower 30s.
Chance of precipitation 90 percent.
.WEDNESDAY...Rain showers. Snow showers, mainly in the morning.
Little or no snow accumulation. Highs in the lower 40s. Chance of
precipitation 90 percent.
.WEDNESDAY NIGHT...Rain and snow showers likely. Little or no
snow accumulation. Lows around 30. Chance of precipitation
70 percent.
.THURSDAY...Mostly cloudy with snow and rain showers likely.
Little or no snow accumulation. Highs around 40. Chance of
precipitation 60 percent.
.THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows in the lower 20s. Chance of precipitation
40 percent.
.FRIDAY...Mostly cloudy with a chance of snow and rain showers.
Highs in the lower 40s. Chance of precipitation 30 percent.

$$

WYZ003-062300-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy this morning, then becoming partly cloudy.
A 30 percent chance of snow showers. Breezy with highs around 40.
Temperature falling into the lower 30s this afternoon. Northwest
winds 15 to 20 mph with gusts up to 35 mph.
.TONIGHT...Partly cloudy in the evening, then clearing. Breezy
with lows in the mid 20s. West winds 15 to 20 mph with gusts up
to 35 mph.
.SUNDAY...Partly cloudy and breezy. Highs in the upper 30s.
Southwest winds 15 to 20 mph with gusts up to 35 mph.
.SUNDAY NIGHT...Partly cloudy. A chance of snow showers in the
evening. Breezy with lows in the upper 20s. Southwest winds 15 to
20 mph with gusts up to 40 mph. Chance of snow 30 percent.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Breezy with highs in the mid 40s. Southwest winds 15 to
20 mph with gusts up to 40 mph.
.MONDAY NIGHT...Mostly cloudy. A slight chance of rain and snow
showers in the evening, then a chance of rain and snow showers
after midnight. Breezy with lows in the mid 30s. Chance of
precipitation 30 percent.
.TUESDAY...Mostly cloudy with a slight chance of snow showers. A
chance of rain showers in the morning, then rain showers likely
in the afternoon. Little or no snow accumulation. Breezy with
highs in the upper 40s. Temperature falling into the lower 40s in
the afternoon. Chance of precipitation 60 percent.
.TUESDAY NIGHT...Rain and snow showers likely. Little or no snow
accumulation. Lows in the lower 30s. Chance of precipitation
60 percent.
.WEDNESDAY...Rain showers likely. Snow showers likely, mainly in
the morning. Little or no snow accumulation. Breezy with highs in
the mid 40s. Chance of precipitation 60 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Little or no snow accumulation. Breezy with lows around
30. Chance of precipitation 50 percent.
.THURSDAY...Mostly cloudy with a chance of snow and rain showers.
Highs around 40. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy. A chance of rain and snow
showers, mainly in the evening. Lows in the lower 20s. Chance of
precipitation 30 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the upper 30s.

$$

WYZ004-062300-
North Bighorn Basin-
Including the cities of Basin, Greybull, Lovell, Powell,
and Shell
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of rain showers. Snow
showers likely, mainly this morning. Snow accumulation up to
2 inches. Highs around 40. West winds around 10 mph, becoming
northwest this afternoon. Chance of precipitation 60 percent.
.TONIGHT...Mostly cloudy with a chance of snow and rain showers
in the evening, then partly cloudy after midnight. Lows around
20. South winds around 10 mph. Chance of precipitation
30 percent.
.SUNDAY...Partly cloudy. Highs in the upper 30s. South winds
around 10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. Southeast
winds around 10 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Highs around 40. South winds around
10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 20s.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
afternoon. Highs around 50. Chance of rain 30 percent.
.TUESDAY NIGHT...Mostly cloudy with rain showers likely. A chance
of snow showers in the evening, then snow showers likely after
midnight. Little or no snow accumulation. Lows around 30. Chance
of precipitation 60 percent.
.WEDNESDAY...Cloudy with rain showers likely. Snow showers
likely, mainly in the morning. Little or no snow accumulation.
Highs in the mid 40s. Chance of precipitation 60 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows around 30. Chance of precipitation 40 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers.
Highs around 40. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy. A chance of rain and snow
showers, mainly in the evening. Cold with lows around 20. Chance
of precipitation 30 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 30s.

$$

WYZ006-062300-
Southeast Bighorn Basin-
Including the cities of Ten Sleep and Worland
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of snow showers. A chance of
rain showers this afternoon. Highs around 40. Southwest winds
around 10 mph, becoming northwest this afternoon. Chance of
precipitation 30 percent.
.TONIGHT...Mostly cloudy with a chance of snow showers in the
evening, then partly cloudy after midnight. Cold with lows around
20. Southwest winds around 10 mph after midnight. Chance of snow
30 percent.
.SUNDAY...Partly cloudy. Highs in the upper 30s. South winds
around 10 mph.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 20s. Southeast winds around 10 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the lower 40s. Southeast winds around 10 mph in
the afternoon.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 20s.
.TUESDAY...Mostly cloudy. A slight chance of rain showers in the
afternoon. Highs around 50. Temperature falling into the lower
40s in the afternoon. Chance of rain 20 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Little or no snow accumulation. Lows around 30. Chance
of precipitation 50 percent.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Highs in the upper 40s. Chance of precipitation
40 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows around 30. Chance of precipitation 40 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers.
Highs in the lower 40s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow showers. Lows in the lower 20s. Chance of precipitation
20 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs around 40.

$$

WYZ005-062300-
Southwest Bighorn Basin-
Including the city of Thermopolis
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy this morning, then becoming partly cloudy.
A slight chance of. Highs in the lower 40s. Temperature falling
into the mid 30s this afternoon. West winds 10 to 15 mph,
becoming north this afternoon.
.TONIGHT...Partly cloudy in the evening, then clearing. Lows in
the lower 20s. South winds around 10 mph, becoming southwest
after midnight.
.SUNDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 40. Southwest winds around 10 mph, becoming
south in the afternoon.
.SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 20s. Southwest winds around 10 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 40s. South winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows around 30.
.TUESDAY...Mostly cloudy. A chance of rain showers in the
afternoon. Highs in the lower 50s. Temperature falling into the
lower 40s in the afternoon. Chance of rain 30 percent.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain and snow showers
in the evening, then rain and snow showers likely after midnight.
Little or no snow accumulation. Lows in the upper 20s. Chance of
precipitation 60 percent.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Little or no snow accumulation. Highs around 50. Chance
of precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows around 30. Chance of precipitation 40 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of rain and snow showers. Highs in the lower
40s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain and
snow showers in the evening, then mostly cloudy after midnight.
Lows in the lower 20s. Chance of precipitation 20 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs around 40.

$$

WYZ023-062300-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
602 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Snow showers likely. Snow accumulation up to 1 inch.
Breezy with highs in the mid 30s. West winds 15 to 20 mph with
gusts up to 30 mph. Chance of snow 60 percent.
.TONIGHT...Mostly cloudy. Snow showers likely, mainly in the
evening. Snow accumulation up to 1 inch. Cold with lows around
20. Southwest winds around 10 mph with gusts up to 20 mph,
becoming south after midnight. Chance of snow 60 percent.
.SUNDAY...A chance of snow showers in the morning, then snow
showers likely in the afternoon. Snow accumulation up to 1 inch.
Highs in the mid 30s. Chance of snow 60 percent.
.SUNDAY NIGHT...Snow showers. Light snow accumulation. Lows in
the mid 20s. Chance of snow 90 percent.
.MONDAY...Snow showers. Rain showers in the afternoon. New little
or no snow accumulation. Highs in the upper 30s. Southwest winds
around 10 mph in the afternoon. Chance of precipitation
80 percent.
.MONDAY NIGHT...Snow and rain showers likely. Little or no snow
accumulation. Lows around 30. Chance of precipitation 70 percent.
.TUESDAY...Rain and snow showers likely in the morning, then rain
showers in the afternoon. Little or no snow accumulation. Highs
around 40. Chance of precipitation 80 percent.
.TUESDAY NIGHT...Rain showers with a slight chance of snow
showers. Little or no snow accumulation. Lows in the mid 30s.
Chance of precipitation 90 percent.
.WEDNESDAY...Rain showers with a slight chance of snow showers.
Little or no snow accumulation. Highs in the lower 40s. Chance of
precipitation 80 percent.
.WEDNESDAY NIGHT...Cloudy. Rain showers likely with a slight
chance of snow showers in the evening, then a chance of rain and
snow showers after midnight. Little or no snow accumulation. Lows
in the lower 30s. Chance of precipitation 60 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers.
Little or no snow accumulation. Highs in the lower 40s. Chance of
precipitation 50 percent.
.THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows around 30. Chance of precipitation 40 percent.
.FRIDAY...Mostly cloudy. A chance of rain and snow showers,
mainly in the morning. Highs in the lower 40s. Chance of
precipitation 30 percent.

$$

WYZ025-062300-
Upper Green River Basin Foothills-
Including the city of Pinedale
602 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Mostly cloudy this morning, then becoming partly cloudy.
Snow showers. Patchy blowing snow. Snow accumulation up to
4 inches. Breezy with highs in the lower 30s. Northwest winds
15 to 25 mph. Chance of snow 80 percent.
.TONIGHT...Partly cloudy. Snow showers likely in the evening. New
snow accumulation up to 2 inches. Cold with lows 10 to 14.
Northwest winds 10 to 15 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. A 40 percent chance of snow showers. Highs around 30.
Northwest winds around 10 mph.
.SUNDAY NIGHT...Mostly cloudy with snow showers. Little or no
snow accumulation. Cold with lows 15 to 19. Chance of snow
80 percent.
.MONDAY...Cloudy with snow showers likely. Little or no snow
accumulation. Highs in the mid 30s. West winds around 10 mph with
gusts up to 20 mph. Chance of snow 70 percent.
.MONDAY NIGHT...Cloudy. A chance of snow showers in the evening,
then snow showers likely after midnight. Little or no snow
accumulation. Lows in the lower 20s. Chance of snow 70 percent.
.TUESDAY...Snow showers likely with a chance of rain showers in
the morning, then snow and rain showers in the afternoon. Little
or no snow accumulation. Breezy with highs around 40. Chance of
precipitation 80 percent.
.TUESDAY NIGHT...Snow and rain showers. Light snow accumulation.
Breezy with lows in the upper 20s. Chance of precipitation
80 percent.
.WEDNESDAY...Snow showers. Rain showers. New little or no snow
accumulation. Breezy with highs in the lower 40s. Chance of
precipitation 80 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of snow showers.
Rain showers likely, mainly in the evening. Little or no snow
accumulation. Breezy with lows in the upper 20s. Chance of
precipitation 60 percent.
.THURSDAY...Mostly cloudy with a chance of snow and rain showers.
Highs around 40. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy with a chance of snow and rain
showers in the evening, then mostly cloudy after midnight. Lows
in the mid 20s. Chance of precipitation 30 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs around 40.

$$

WYZ026-062300-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
602 AM MST Sat Dec 6 2025

.TODAY...Patchy blowing snow this morning. Partly cloudy with
snow showers likely this morning, then mostly sunny this
afternoon. Snow accumulation up to 2 inches. Windy with highs in
the upper 30s. West winds 20 to 30 mph with gusts up to 40 mph.
Chance of snow 60 percent.
.TONIGHT...Mostly clear. Cold with lows 12 to 16. West winds
10 to 15 mph with gusts up to 30 mph.
.SUNDAY...Partly cloudy. Highs in the lower 30s. West winds 10 to
15 mph with gusts up to 25 mph.
.SUNDAY NIGHT...Partly cloudy. A chance of snow showers after
midnight. Cold with lows 15 to 19. West winds 10 to 15 mph with
gusts up to 25 mph. Chance of snow 30 percent.
.MONDAY...Mostly cloudy and breezy. Highs around 40. West winds
15 to 20 mph with gusts up to 35 mph.
.MONDAY NIGHT...Mostly cloudy. A slight chance of. Breezy with
lows in the mid 20s.
.TUESDAY...Mostly cloudy with a chance of rain showers. A chance
of snow showers, mainly in the morning. Breezy with highs in the
mid 40s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain showers. A
slight chance of snow showers in the evening, then a chance of
snow showers after midnight. Breezy with lows around 30. Chance
of precipitation 40 percent.
.WEDNESDAY...Mostly cloudy. Snow showers likely with a chance of
rain showers in the morning, then rain showers likely with a
slight chance of snow showers in the afternoon. Little or no snow
accumulation. Breezy with highs in the mid 40s. Chance of
precipitation 60 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Breezy with lows around 30. Chance of precipitation
30 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers
in the morning, then partly cloudy in the afternoon. Breezy with
highs in the mid 40s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.FRIDAY...Partly cloudy. Highs in the mid 40s.

$$

WYZ010-062300-
Northeast Johnson County-
Including the city of Buffalo
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy this morning, then becoming partly cloudy.
A 30 percent chance of snow showers. Breezy with highs in the
upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Mostly cloudy. Lows in the lower 20s. Southwest winds
around 10 mph.
.SUNDAY...Partly cloudy. Highs around 40. West winds around
10 mph with gusts up to 20 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. Southwest
winds around 10 mph with gusts up to 20 mph.
.MONDAY...Partly cloudy. Highs in the mid 40s. Southwest winds
around 10 mph with gusts up to 20 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows around 30.
Temperature rising into the upper 30s after midnight.
.TUESDAY...Mostly cloudy. A chance of rain showers with a slight
chance of snow showers in the afternoon. Breezy with highs around
50. Temperature falling into the upper 30s in the afternoon.
Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows in the upper 20s. Chance of precipitation
40 percent.
.WEDNESDAY...Cloudy with a chance of rain and snow showers. Highs
in the mid 40s. Chance of precipitation 40 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows in the upper 20s. Chance of precipitation
40 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers.
Highs in the mid 30s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy. A chance of snow showers, mainly
in the evening. Cold with lows 15 to 20. Chance of snow
30 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 30s.

$$

WYZ011-062300-
Southeast Johnson County-
Including the city of Kaycee
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of snow showers this
morning, then partly cloudy this afternoon. Highs around 40.
Temperature falling into the lower 30s this afternoon. Northwest
winds 10 to 15 mph with gusts up to 25 mph. Chance of snow
30 percent.
.TONIGHT...Mostly cloudy in the evening, then becoming partly
cloudy. Lows in the lower 20s. Southwest winds around 10 mph.
.SUNDAY...Partly cloudy. Highs around 40. Southwest winds 10 to
15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. Southwest
winds 10 to 15 mph with gusts up to 25 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Breezy with lows around 30. Temperature rising
into the upper 30s after midnight.
.TUESDAY...Mostly cloudy. A slight chance of showers in the
afternoon. Breezy with highs in the lower 50s. Temperature
falling into the lower 40s in the afternoon. Chance of rain
20 percent.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows in the upper 20s. Chance of precipitation
40 percent.
.WEDNESDAY...Mostly cloudy with a chance of rain and snow
showers. Highs in the upper 40s. Chance of precipitation
40 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Lows in the upper 20s. Chance of precipitation
40 percent.
.THURSDAY...Mostly cloudy with a chance of rain and snow showers.
Highs around 40. Chance of precipitation 30 percent.
.THURSDAY NIGHT...A slight chance of rain showers in the evening.
Mostly cloudy with a slight chance of snow showers. Cold with
lows 15 to 20. Chance of precipitation 20 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs around 40.

$$

WYZ027-062300-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with snow showers likely this morning,
then partly cloudy with a chance of snow showers this afternoon.
Areas of blowing snow this morning. Patchy blowing snow this
afternoon. Snow accumulation up to 1 inch. Windy with highs in
the mid 30s. West winds 25 to 35 mph. Chance of snow 60 percent.
.TONIGHT...Partly cloudy and breezy, cold with lows around 20.
West winds 15 to 20 mph with gusts up to 30 mph.
.SUNDAY...Partly cloudy. Highs in the lower 30s. West winds 10 to
15 mph with gusts up to 25 mph.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. A 30 percent chance of snow showers. Lows in the
lower 20s. West winds 10 to 15 mph with gusts up to 25 mph.
.MONDAY...Mostly cloudy and breezy. Highs in the upper 30s. West
winds 15 to 20 mph with gusts up to 30 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 20s.
.TUESDAY...Mostly cloudy with a chance of rain showers. A chance
of snow showers, mainly in the morning. Windy with highs in the
lower 40s. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain
showers. Windy with lows in the mid 30s.
.WEDNESDAY...Mostly cloudy with a slight chance of snow showers.
Rain showers likely, mainly in the morning. Little or no snow
accumulation. Windy with highs in the mid 40s. Chance of
precipitation 60 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers. A
chance of snow showers after midnight. Windy with lows in the mid
30s. Chance of precipitation 30 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of rain and snow showers. Breezy with highs in
the mid 40s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows around 30.
.FRIDAY...Partly cloudy. Highs in the mid 40s.

$$

WYZ016-062300-
Upper Wind River Basin-
Including the city of Dubois
602 AM MST Sat Dec 6 2025

.TODAY...Partly cloudy with snow showers this morning, then
mostly sunny with a chance of snow showers this afternoon. Patchy
blowing snow. Snow accumulation up to 2 inches. Windy with highs
in the upper 30s. West winds 20 to 30 mph with gusts up to
45 mph. Chance of snow 80 percent.
.TONIGHT...Mostly clear. A chance of snow showers in the evening.
Breezy, cold with lows around 20. Northwest winds 15 to 20 mph
with gusts up to 35 mph. Chance of snow 30 percent.
.SUNDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the mid 30s. West winds 15 to 20 mph
with gusts up to 35 mph.
.SUNDAY NIGHT...Partly cloudy. Snow showers likely, mainly in the
evening. Little or no snow accumulation. Breezy with lows in the
mid 20s. West winds 15 to 25 mph with gusts up to 45 mph. Chance
of snow 60 percent.
.MONDAY...Partly cloudy with a 30 percent chance of snow showers.
Windy with highs around 40. West winds 20 to 30 mph with gusts up
to 40 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the
evening, then snow showers likely with a chance of rain showers
after midnight. Little or no snow accumulation. Windy with lows
in the lower 30s. Chance of precipitation 60 percent.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Rain showers likely. Snow showers likely, mainly in the
morning. Little or no snow accumulation. Very windy with highs in
the mid 40s. Chance of precipitation 70 percent.
.TUESDAY NIGHT...Snow showers. Rain showers. Light snow
accumulation. Windy with lows in the lower 30s. Chance of
precipitation 80 percent.
.WEDNESDAY...Rain showers likely. Snow showers. New little or no
snow accumulation. Windy with highs in the upper 40s. Chance of
precipitation 80 percent.
.WEDNESDAY NIGHT...Partly cloudy. Rain and snow showers likely,
mainly in the evening. Little or no snow accumulation. Windy with
lows in the mid 30s. Chance of precipitation 60 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of snow and rain showers. Breezy with highs in
the lower 40s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy. A chance of snow and rain
showers in the evening. Breezy with lows around 30. Chance of
precipitation 30 percent.
.FRIDAY...Partly cloudy and breezy. Highs in the mid 40s.

$$

WYZ001-062300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
602 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Patchy blowing snow this morning. Snow showers with
visibility one quarter mile or less at times. Snow accumulation
up to 13 inches. Breezy with highs in the upper 20s. West winds
15 to 20 mph with gusts up to 35 mph. Chance of snow 80 percent.
.TONIGHT...Mostly cloudy. Snow showers likely, mainly in the
evening. New snow accumulation around 5 inches. Cold with lows
11 to 17. West winds 10 to 15 mph with gusts up to 30 mph. Chance
of snow 60 percent.
.SUNDAY...Cloudy with snow showers. New snow accumulation up to
3 inches. Highs in the mid 20s. Southwest winds 10 to 15 mph with
gusts up to 30 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Cloudy with snow showers. New light snow
accumulation. Breezy, cold. Near steady temperature in the lower
20s. Southwest winds 15 to 20 mph with gusts up to 35 mph. Chance
of snow 90 percent.
.MONDAY...Cloudy with snow showers. New light snow accumulation.
Highs around 30. Southwest winds 10 to 15 mph with gusts up to
35 mph. Chance of snow 90 percent.
.MONDAY NIGHT...Snow showers. New moderate snow accumulation.
Breezy with lows in the mid 20s. Chance of snow 90 percent.
.TUESDAY...Snow showers. New moderate snow accumulation. Breezy
with highs in the mid 30s. Chance of snow 90 percent.
.TUESDAY NIGHT...Snow showers. New moderate snow accumulation.
Breezy with lows in the upper 20s. Chance of snow 90 percent.
.WEDNESDAY...Snow showers in the morning, then snow and rain
showers in the afternoon. New light snow accumulation. Breezy
with highs in the mid 30s. Chance of precipitation 80 percent.
.WEDNESDAY NIGHT...Rain showers likely in the evening. Snow
showers likely. New light snow accumulation possible. Breezy with
lows in the mid 20s. Chance of precipitation 60 percent.
.THURSDAY...Mostly cloudy with snow showers likely. New light
snow accumulation possible. Highs in the lower 30s. Chance of
snow 60 percent.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Cold with lows around 20.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow showers.
Highs in the mid 30s.

$$

WYZ029-062300-
Flaming Gorge-
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of snow showers this
morning, then partly cloudy this afternoon. Windy with highs in
the mid 30s. West winds 20 to 30 mph with gusts up to 45 mph.
Chance of snow 40 percent.
.TONIGHT...Partly cloudy in the evening, then clearing. Breezy
with lows around 20. West winds 15 to 20 mph with gusts up to
40 mph.
.SUNDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the mid 30s. West winds 15 to 20 mph
with gusts up to 30 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 20s. Southwest
winds 10 to 15 mph.
.MONDAY...Partly cloudy and breezy. Highs around 40. West winds
15 to 20 mph with gusts up to 30 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Breezy with lows around 30.
.TUESDAY...Mostly cloudy and windy. Highs in the mid 40s.
.TUESDAY NIGHT...Mostly cloudy and breezy. Lows in the upper 30s.
.WEDNESDAY...Mostly cloudy and breezy. Highs in the lower 50s.
.WEDNESDAY NIGHT...Partly cloudy and breezy. Lows around 40.
.THURSDAY...Partly cloudy and breezy. Highs in the upper 40s.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows in the lower
30s.
.FRIDAY...Partly cloudy in the morning, then clearing. Highs in
the upper 40s.

$$

WYZ022-062300-
Casper Mountain-
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy. A chance of snow showers this morning.
Patchy blowing snow. Breezy with highs in the lower 30s. West
winds 15 to 25 mph with gusts up to 35 mph. Chance of snow
30 percent.
.TONIGHT...Mostly cloudy. A chance of snow showers in the
evening. Cold with lows 14 to 20. West winds 10 to 15 mph. Gusts
up to 30 mph after midnight. Chance of snow 30 percent.
.SUNDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 20s. Southwest winds 10 to 15 mph with
gusts up to 30 mph.
.SUNDAY NIGHT...Partly cloudy and breezy. Near steady temperature
in the mid 20s. Southwest winds 15 to 25 mph with gusts up to
45 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the mid 30s. Southwest winds 15 to
20 mph with gusts up to 40 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Windy with lows in the upper 20s.
.TUESDAY...Mostly cloudy and very windy. Highs in the upper 30s.
.TUESDAY NIGHT...Cloudy with a chance of snow and rain showers.
Little or no snow accumulation. Breezy with lows in the upper
20s. Chance of precipitation 50 percent.
.WEDNESDAY...Mostly cloudy with a chance of snow and rain
showers. Breezy with highs in the lower 40s. Chance of
precipitation 40 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Breezy with lows in the lower 30s. Chance of
precipitation 40 percent.
.THURSDAY...Mostly cloudy with a chance of snow showers. A chance
of rain showers, mainly in the morning. Breezy with highs in the
upper 30s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly 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 lower 20s.
Chance of precipitation 30 percent.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the upper 30s.

$$

WYZ002-062300-
Absaroka Mountains-
602 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Snow showers. Blowing snow this morning. Areas of
blowing snow this afternoon. Visibility one quarter mile or less
at times. Snow accumulation up to 12 inches. Windy with highs in
the upper 20s. West winds 25 to 35 mph, diminishing to 20 to
25 mph this afternoon. Chance of snow 90 percent.
.TONIGHT...Partly cloudy. Snow showers likely, mainly in the
evening. Storm total snow accumulation of 3 to 5 inches. Breezy,
cold with lows 10 to 18. West winds 20 to 25 mph with gusts up to
45 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy with a 30 percent chance of snow showers.
Breezy with highs in the mid 20s. West winds 15 to 25 mph with
gusts up to 45 mph.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Snow showers likely. Light snow accumulation
possible. Windy, cold with lows 14 to 24. West winds 20 to 30 mph
with gusts up to 50 mph. Chance of snow 60 percent.
.MONDAY...Mostly cloudy with a 30 percent chance of snow showers.
Windy with highs in the upper 20s. West winds 20 to 30 mph with
gusts up to 50 mph.
.MONDAY NIGHT...Mostly cloudy with snow showers likely. Light
snow accumulation possible. Very windy with lows in the mid 20s.
Chance of snow 70 percent.
.TUESDAY...Snow showers. New moderate snow accumulation. Very
windy with highs in the mid 30s. Chance of snow 80 percent.
.TUESDAY NIGHT...Snow showers. Snow may be heavy at times after
midnight. New moderate snow accumulation. Windy with lows in the
upper 20s. Chance of snow 80 percent.
.WEDNESDAY...Snow showers. Rain showers likely in the afternoon.
New moderate snow accumulation. Windy with highs in the mid 30s.
Chance of precipitation 80 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Snow and rain showers likely in
the evening, then a chance of snow showers after midnight. New
light snow accumulation possible. Windy with lows in the upper
20s. Chance of precipitation 60 percent.
.THURSDAY...Mostly cloudy. Snow showers likely, mainly in the
morning. New light snow accumulation possible. Breezy with highs
around 30. Chance of snow 60 percent.
.THURSDAY NIGHT...Partly cloudy with a 40 percent chance of snow
showers. Breezy with lows in the lower 20s.
.FRIDAY...Partly cloudy. A chance of snow showers, mainly in the
morning. Breezy with highs in the lower 30s. Chance of snow
30 percent.

$$

WYZ007-062300-
Owl Creek and Bridger Mountains-
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy this morning, then becoming partly cloudy.
A slight chance of. Breezy with highs in the upper 30s.
Temperature falling into the lower 30s this afternoon. Northwest
winds 15 to 20 mph with gusts up to 35 mph.
.TONIGHT...Partly cloudy in the evening, then clearing. Lows in
the lower 20s. West winds 10 to 15 mph with gusts up to 25 mph.
.SUNDAY...Partly cloudy. Highs in the mid 30s. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.SUNDAY NIGHT...Partly cloudy and breezy. Lows in the mid 20s.
Southwest winds 15 to 20 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 40. Southwest winds 10 to 15 mph with gusts
up to 25 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s.
.TUESDAY...Mostly cloudy with a slight chance of snow showers. A
chance of rain showers in the afternoon. Breezy with highs in the
upper 40s. Temperature falling into the upper 30s in the
afternoon. Chance of precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy with snow and rain showers likely.
Light snow accumulation possible. Lows around 30. Chance of
precipitation 60 percent.
.WEDNESDAY...Mostly cloudy with a chance of snow and rain
showers. New little or no snow accumulation. Highs in the mid
40s. Chance of precipitation 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Breezy with lows in the lower 30s. Chance of
precipitation 40 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of snow and rain showers. Highs in the upper
30s. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy. A slight chance of rain and snow
showers in the evening. Lows in the mid 20s. Chance of
precipitation 20 percent.
.FRIDAY...Partly cloudy. Highs in the upper 30s.

$$

WYZ008-062300-
Bighorn Mountains West-
602 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

.TODAY...Cloudy. Patchy blowing snow this morning. Snow showers,
mainly this morning. Snow may be heavy at times this morning with
visibility one quarter mile or less at times. Snow accumulation
up to 13 inches. Highs around 30. Northwest winds 10 to 15 mph
with gusts up to 30 mph. Chance of snow 80 percent.
.TONIGHT...Mostly cloudy with snow showers likely. Storm total
snow accumulation of 4 to 8 inches. Cold with lows 12 to 22. West
winds 10 to 15 mph with gusts up to 25 mph. Chance of snow
60 percent.
.SUNDAY...Partly cloudy. Highs in the mid 20s. West winds 10 to
15 mph with gusts up to 30 mph.
.SUNDAY NIGHT...Partly cloudy. Cold with lows around 20.
Southwest winds 10 to 15 mph with gusts up to 25 mph.
.MONDAY...Partly cloudy. Highs in the lower 30s. Southwest winds
10 to 15 mph with gusts up to 30 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 20s.
.TUESDAY...Cloudy. A chance of snow showers in the morning, then
snow showers likely with a chance of rain showers in the
afternoon. Light snow accumulation possible. Breezy with highs in
the upper 30s. Chance of precipitation 60 percent.
.TUESDAY NIGHT...A chance of rain showers in the evening. Cloudy
with snow showers likely. New light snow accumulation possible.
Breezy with lows in the mid 20s. Chance of precipitation
60 percent.
.WEDNESDAY...Cloudy with snow showers likely with a chance of
rain showers. New light snow accumulation possible. Highs in the
upper 30s. Chance of precipitation 60 percent.
.WEDNESDAY NIGHT...Mostly cloudy with snow showers likely with a
chance of rain showers. New light snow accumulation possible.
Lows in the upper 20s. Chance of precipitation 60 percent.
.THURSDAY...Mostly cloudy. Snow showers likely with a chance of
rain showers in the morning, then a chance of snow showers in the
afternoon. New light snow accumulation possible. Highs in the
lower 30s. Chance of precipitation 60 percent.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Lows in the lower 20s.
.FRIDAY...Mostly cloudy with a chance of snow showers in the
morning, then partly cloudy in the afternoon. Highs in the lower
30s. Chance of snow 30 percent.

$$

WYZ009-062300-
Bighorn Mountains Southeast-
602 AM MST Sat Dec 6 2025

.TODAY...Partly cloudy. Snow showers likely, mainly this morning.
Areas of blowing snow this morning, then patchy blowing snow this
afternoon with visibility one quarter mile or less at times. Snow
accumulation up to 8 inches. Breezy with highs in the lower 30s.
Northwest winds 15 to 25 mph with gusts up to 40 mph. Chance of
snow 60 percent.
.TONIGHT...Partly cloudy with a 40 percent chance of snow
showers. Breezy, cold with lows 13 to 21. West winds 15 to 20 mph
with gusts up to 30 mph.
.SUNDAY...Partly cloudy and breezy. Highs in the upper 20s. West
winds 15 to 20 mph with gusts up to 35 mph.
.SUNDAY NIGHT...Partly cloudy and breezy, cold with lows around
20. West winds 15 to 25 mph with gusts up to 40 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the mid 30s. West winds 15 to 25 mph
with gusts up to 40 mph.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Windy with lows in the mid 20s. Temperature rising
into the mid 30s after midnight.
.TUESDAY...Mostly cloudy. A chance of snow showers with a slight
chance of rain showers in the afternoon. Little or no snow
accumulation. Windy with highs around 40. Temperature falling
into the lower 30s in the afternoon. Chance of precipitation
50 percent.
.TUESDAY NIGHT...A chance of rain showers in the evening. Mostly
cloudy with snow showers likely. Light snow accumulation
possible. Breezy with lows in the mid 20s. Chance of
precipitation 60 percent.
.WEDNESDAY...Mostly cloudy with a chance of rain showers. A
chance of snow showers in the morning, then snow showers likely
in the afternoon. New light snow accumulation possible. Breezy
with highs in the upper 30s. Chance of precipitation 60 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of snow and rain
showers. Breezy with lows in the upper 20s. Chance of
precipitation 40 percent.
.THURSDAY...Mostly cloudy with a 30 percent chance of snow
showers. Breezy with highs in the lower 30s.
.THURSDAY NIGHT...Partly cloudy with a 30 percent chance of snow
showers. Cold with lows 15 to 21.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 30s.

$$

WYZ012-062300-
Teton and Gros Ventre Mountains-
602 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Snow showers. Areas of blowing snow this morning. Patchy
blowing snow this afternoon. Visibility one quarter mile or less
at times. Snow accumulation up to 14 inches. Breezy with highs in
the upper 20s. West winds 15 to 25 mph with gusts up to 35 mph.
Chance of snow 80 percent.
.TONIGHT...Snow showers. New snow accumulation up to 6 inches.
Cold with lows 11 to 17. West winds 10 to 15 mph with gusts up to
30 mph. Chance of snow 80 percent.
.SUNDAY...Snow showers. New snow accumulation up to 3 inches.
Highs in the mid 20s. Southwest winds 10 to 15 mph with gusts up
to 25 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Snow showers. New light snow accumulation. Cold
with lows around 20. Southwest winds 10 to 15 mph with gusts up
to 25 mph. Chance of snow 90 percent.
.MONDAY...Snow showers. New light snow accumulation. Highs in the
upper 20s. Southwest winds 10 to 15 mph with gusts up to 30 mph.
Chance of snow 90 percent.
.MONDAY NIGHT...Snow showers. New moderate snow accumulation.
Breezy with lows in the mid 20s. Chance of snow 90 percent.
.TUESDAY...Snow showers. New moderate snow accumulation. Breezy
with highs in the lower 30s. Chance of snow 90 percent.
.TUESDAY NIGHT...Snow showers in the evening, then snow and rain
showers after midnight. Snow may be heavy at times after
midnight. New moderate snow accumulation. Breezy with lows around
30. Chance of precipitation 90 percent.
.WEDNESDAY...Snow and rain showers. New moderate snow
accumulation. Breezy with highs in the mid 30s. Chance of
precipitation 90 percent.
.WEDNESDAY NIGHT...Snow showers with rain showers likely in the
evening, then snow showers likely after midnight. New light snow
accumulation. Breezy with lows in the upper 20s. Chance of
precipitation 80 percent.
.THURSDAY...Snow showers likely. New light snow accumulation
possible. Breezy with highs in the lower 30s. Chance of snow
60 percent.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of snow
showers. Lows in the lower 20s.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow showers.
Highs in the lower 30s.

$$

WYZ014-062300-
Wind River Mountains West-
602 AM MST Sat Dec 6 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Mostly cloudy. Snow showers, mainly this morning.
Blowing snow this morning, then areas of blowing snow this
afternoon. Snow may be heavy at times this morning. Visibility
one quarter mile or less at times. Snow accumulation up to
12 inches. Windy with highs in the upper 20s. West winds 25 to
35 mph, diminishing to 20 to 25 mph this afternoon. Chance of
snow 80 percent.
.TONIGHT...Mostly cloudy. Snow showers likely in the evening.
Storm total snow accumulation of 3 to 5 inches. Breezy, cold with
lows 7 to 13 above. West winds 15 to 20 mph with gusts up to
35 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy in the morning, then becoming mostly
cloudy. A 30 percent chance of snow showers. Breezy with highs in
the lower 20s. West winds 15 to 20 mph with gusts up to 35 mph.
.SUNDAY NIGHT...Mostly cloudy with snow showers likely. Little or
no snow accumulation. Breezy, cold with lows 11 to 19. West winds
15 to 20 mph with gusts up to 40 mph. Chance of snow 60 percent.
.MONDAY...Mostly cloudy. A chance of snow showers in the morning,
then snow showers likely in the afternoon. Little or no snow
accumulation. Breezy with highs in the upper 20s. West winds
15 to 20 mph with gusts up to 40 mph. Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy. A chance of snow showers in the evening,
then snow showers likely after midnight. Light snow accumulation
possible. Windy with lows in the lower 20s. Chance of snow
60 percent.
.TUESDAY...Snow showers. New light snow accumulation. Windy with
highs in the lower 30s. Chance of snow 80 percent.
.TUESDAY NIGHT...Snow showers. Snow may be heavy at times after
midnight. New moderate snow accumulation. Windy. Near steady
temperature in the upper 20s. Chance of snow 90 percent.
.WEDNESDAY...Snow showers in the morning, then snow showers with
a chance of rain showers in the afternoon. Snow may be heavy at
times in the morning. New moderate snow accumulation. Windy with
highs in the mid 30s. Chance of precipitation 80 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Snow showers likely with a
chance of rain showers in the evening, then a chance of snow
showers after midnight. New light snow accumulation possible.
Windy with lows in the upper 20s. Chance of precipitation
60 percent.
.THURSDAY...Mostly cloudy with a 40 percent chance of snow
showers. Breezy with highs in the lower 30s.
.THURSDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. A 30 percent chance of snow showers. Breezy with
lows in the lower 20s.
.FRIDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A 20 percent chance of snow showers. Breezy with highs in
the lower 30s.

$$

WYZ015-062300-
Wind River Mountains East-
602 AM MST Sat Dec 6 2025

.TODAY...Partly cloudy. Snow showers, mainly this morning.
Blowing snow this morning, then areas of blowing snow this
afternoon. Snow may be heavy at times this morning. Visibility
one quarter mile or less at times. Snow accumulation up to
12 inches. Very windy with highs in the upper 20s. West winds
30 to 40 mph, diminishing to 15 to 25 mph this afternoon. Chance
of snow 90 percent.
.TONIGHT...Partly cloudy. Snow showers likely in the evening. New
snow accumulation around 5 inches. Windy, cold with lows 7 to
17 above. West winds 20 to 30 mph. Gusts up to 40 mph, increasing
to 50 mph after midnight. Chance of snow 60 percent.
.SUNDAY...Partly cloudy with a 30 percent chance of snow showers.
Windy with highs in the mid 20s. West winds 20 to 30 mph with
gusts up to 45 mph, diminishing to 15 to 20 mph with gusts up to
35 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy with snow showers likely. Little or
no snow accumulation. Windy, cold with lows 12 to 22. West winds
20 to 30 mph with gusts up to 50 mph. Chance of snow 60 percent.
.MONDAY...Partly cloudy with a chance of snow showers in the
morning, then mostly cloudy with snow showers likely in the
afternoon. Little or no snow accumulation. Windy with highs in
the upper 20s. West winds 20 to 30 mph with gusts up to 50 mph.
Chance of snow 60 percent.
.MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the
evening, then snow showers likely after midnight. Little or no
snow accumulation. Very windy with lows in the mid 20s. Chance of
snow 60 percent.
.TUESDAY...Snow showers likely in the morning, then snow showers
with a chance of rain showers in the afternoon. Light snow
accumulation. Very windy with highs in the mid 30s. Chance of
precipitation 80 percent.
.TUESDAY NIGHT...Snow showers with rain showers likely in the
evening, then snow showers after midnight. Snow may be heavy at
times after midnight. New moderate snow accumulation. Windy. Near
steady temperature in the upper 20s. Chance of precipitation
80 percent.
.WEDNESDAY...A chance of rain showers. Snow showers, mainly in
the morning. Snow may be heavy at times in the morning. New
moderate snow accumulation. Very windy with highs in the mid 30s.
Chance of precipitation 80 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Snow showers likely, mainly in the evening. New light snow
accumulation possible. Windy with lows in the upper 20s. Chance
of precipitation 60 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A 40 percent chance of snow showers. Windy with highs in
the lower 30s.
.THURSDAY NIGHT...Partly cloudy with a 30 percent chance of snow
showers. Windy with lows in the lower 20s.
.FRIDAY...Partly cloudy and breezy. Highs in the lower 30s.

$$

WYZ019-062300-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
602 AM MST Sat Dec 6 2025

.TODAY...Patchy blowing snow this morning. Mostly cloudy with a
chance of snow showers this morning, then partly cloudy this
afternoon. Windy with highs in the upper 30s. West winds 20 to
30 mph with gusts up to 45 mph. Chance of snow 30 percent.
.TONIGHT...Partly cloudy in the evening, then clearing. Breezy,
cold with lows 15 to 21. West winds 15 to 20 mph with gusts up to
35 mph.
.SUNDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the lower 30s. Southwest winds 15 to
20 mph with gusts up to 35 mph.
.SUNDAY NIGHT...Partly cloudy and breezy. Lows in the lower 20s.
Southwest winds 15 to 25 mph with gusts up to 45 mph.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the upper 30s. Southwest winds 15 to
25 mph with gusts up to 40 mph.
.MONDAY NIGHT...Mostly cloudy and windy. Lows in the upper 20s.
.TUESDAY...Mostly cloudy and windy. Highs in the mid 40s.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Windy with lows in the lower 30s. Chance of
precipitation 40 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A chance of rain and snow showers. Breezy with highs in
the upper 40s. Chance of precipitation 30 percent.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Breezy with lows in the mid 30s. Chance of precipitation
30 percent.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of rain and snow showers. Breezy with
highs in the mid 40s. Chance of precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows in the upper
20s.
.FRIDAY...Partly cloudy and breezy. Highs in the lower 40s.

$$

WYZ024-062300-
Salt River and Wyoming Ranges-
602 AM MST Sat Dec 6 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS
AFTERNOON...

.TODAY...Snow showers. Blowing snow this morning. Areas of
blowing snow this afternoon. Visibility one quarter mile or less
at times. Snow accumulation up to 9 inches. Windy with highs
around 30. West winds 20 to 30 mph with gusts up to 45 mph.
Chance of snow 80 percent.
.TONIGHT...Mostly cloudy with snow showers likely in the evening,
then partly cloudy after midnight. Storm total snow accumulation
of 3 to 5 inches. Breezy, cold with lows 13 to 19. West winds
15 to 20 mph with gusts up to 40 mph. Chance of snow 60 percent.
.SUNDAY...Mostly cloudy with snow showers likely. New snow
accumulation up to 2 inches. Breezy with highs in the mid 20s.
West winds 15 to 20 mph. Gusts up to 40 mph, decreasing to 30 mph
in the afternoon. Chance of snow 70 percent.
.SUNDAY NIGHT...Snow showers. Light snow accumulation. Breezy,
cold with lows around 20. West winds 15 to 20 mph with gusts up
to 35 mph. Chance of snow 90 percent.
.MONDAY...Snow showers. New light snow accumulation. Breezy with
highs in the lower 30s. West winds 15 to 20 mph with gusts up to
35 mph. Chance of snow 90 percent.
.MONDAY NIGHT...Mostly cloudy with snow showers. New light snow
accumulation. Windy with lows in the mid 20s. Chance of snow
80 percent.
.TUESDAY...Snow showers likely in the morning, then snow and rain
showers in the afternoon. New light snow accumulation. Windy with
highs in the mid 30s. Chance of precipitation 80 percent.
.TUESDAY NIGHT...Snow and rain showers. New moderate snow
accumulation. Windy with lows in the lower 30s. Chance of
precipitation 90 percent.
.WEDNESDAY...Snow and rain showers. New light snow accumulation.
Windy with highs in the upper 30s. Chance of precipitation
80 percent.
.WEDNESDAY NIGHT...Mostly cloudy with snow showers likely. Rain
showers likely, mainly in the evening. New light snow
accumulation possible. Windy with lows in the lower 30s. Chance
of precipitation 70 percent.
.THURSDAY...Mostly cloudy with a chance of rain showers. Snow
showers likely, mainly in the morning. New light snow
accumulation possible. Breezy with highs in the mid 30s. Chance
of precipitation 60 percent.
.THURSDAY NIGHT...A slight chance of rain showers in the evening.
Mostly cloudy with a chance of snow showers. Breezy with lows in
the upper 20s. Chance of precipitation 40 percent.
.FRIDAY...Mostly cloudy with a chance of snow showers in the
morning, then partly cloudy in the afternoon. Highs in the mid
30s. Chance of snow 30 percent.

$$

WYZ030-062300-
East Sweetwater County-
Including the city of Wamsutter
602 AM MST Sat Dec 6 2025

.TODAY...Mostly cloudy with a chance of snow showers this
morning, then partly cloudy this afternoon. Windy with highs in
the mid 30s. West winds 25 to 35 mph with gusts up to 50 mph.
Chance of snow 30 percent.
.TONIGHT...Mostly clear and breezy, cold with lows around 19.
West winds 15 to 20 mph with gusts up to 35 mph.
.SUNDAY...Partly cloudy and breezy. Highs in the lower 30s. West
winds 15 to 20 mph with gusts up to 30 mph.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Breezy with lows in the lower 20s. Southwest winds
15 to 20 mph with gusts up to 30 mph.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Breezy with highs in the upper 30s. West winds 15 to
25 mph with gusts up to 35 mph.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the upper 20s.
.TUESDAY...Mostly cloudy and windy. Highs in the lower 40s.
.TUESDAY NIGHT...Mostly cloudy. A chance of rain showers with a
slight chance of snow showers after midnight. Windy with lows in
the mid 30s. Chance of precipitation 30 percent.
.WEDNESDAY...Mostly cloudy. A chance of rain showers with a
slight chance of snow showers in the morning, then a slight
chance of rain showers in the afternoon. Windy with highs in the
mid 40s. Chance of precipitation 30 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Windy with lows in the mid 30s.
.THURSDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Breezy with highs in the mid 40s.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows around 30.
.FRIDAY...Partly cloudy and breezy. Highs in the mid 40s.

$$