Zone Forecast Product
Issued by NWS Riverton, WY

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342
FPUS55 KRIW 010633
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
1231 AM MDT Thu Oct 1 2026

WYZ020-011000-
Natrona County Lower Elevations-
Including the city of Casper
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear and breezy. Lows in the lower
40s. North winds 15 to 20 mph with gusts up to 30 mph.
.THURSDAY...Mostly sunny. Highs around 70. Northeast winds around
10 mph, becoming south in the afternoon.
.THURSDAY NIGHT...Mostly clear in the evening, then becoming
partly cloudy. Lows in the lower 40s. Northeast winds 10 to
15 mph with gusts up to 25 mph, becoming northwest after
midnight.
.FRIDAY...Mostly sunny and breezy. Highs in the upper 70s.
Southwest winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Southwest
winds around 10 mph with gusts up to 20 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny and breezy. Highs around 80.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 40s.
.WEDNESDAY...Sunny. Highs in the mid 70s.

$$

WYZ017-011000-
Wind River Basin-
Including the cities of Riverton and Shoshoni
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. East winds
10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Sunny. Highs in the lower 70s. East winds around
10 mph in the morning.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast
winds around 10 mph, becoming southwest after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Southwest winds
around 10 mph with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows around 50. Southwest winds 10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 80.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs in the upper 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s.
.WEDNESDAY...Sunny. Highs in the mid 70s.

$$

WYZ018-011000-
Lander Foothills-
Including the city of Lander
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the mid 40s. Southwest winds
around 10 mph.
.THURSDAY...Sunny. Highs in the lower 70s.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. West winds
around 10 mph in the evening.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Northwest winds
around 10 mph with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows around 50. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.SATURDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 80.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs in the upper 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s.
.WEDNESDAY...Sunny. Highs in the mid 70s.

$$

WYZ028-011000-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows around 40. Northwest winds around
10 mph.
.THURSDAY...Sunny. Highs around 70. South winds around 10 mph,
becoming west in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows around 40. West winds around
10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 70s. West winds 10 to
15 mph with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 40s. West winds around 10 mph with gusts up to
25 mph in the evening.
.SATURDAY...Partly cloudy. Highs in the mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s.
.MONDAY...Partly cloudy. A slight chance of. Highs in the mid
70s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s.
.TUESDAY...Mostly sunny. Highs in the lower 70s.
.TUESDAY NIGHT...Clear. Lows in the lower 40s.
.WEDNESDAY...Sunny. Highs around 70.

$$

WYZ013-011000-
Jackson Hole-
Including the city of Jackson
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s.
.THURSDAY...Sunny. Highs in the upper 60s. Southwest winds around
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds around 10 mph in the evening.
.FRIDAY...Mostly sunny. Highs around 70. Southwest winds around
10 mph with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows around 40.
.SATURDAY...Mostly sunny. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s.
.SUNDAY...Sunny. Highs in the lower 70s.
.SUNDAY NIGHT...Clear. Lows in the lower 40s.
.MONDAY...Partly cloudy. Highs in the lower 70s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly clear. Lows around 40.
.WEDNESDAY...Mostly sunny. Highs in the upper 60s.

$$

WYZ003-011000-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the lower 40s. Northwest
winds around 10 mph with gusts up to 25 mph.
.THURSDAY...Mostly sunny. Highs in the mid 60s. East winds 10 to
15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear in the evening, then becoming
partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph,
becoming southwest after midnight.
.FRIDAY...Mostly sunny. Highs in the mid 70s. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 50. West winds 10 to
15 mph with gusts up to 25 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 70s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 70s.
.TUESDAY NIGHT...Mostly clear. Lows around 50.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s.

$$

WYZ004-011000-
North Bighorn Basin-
Including the cities of Basin, Greybull, Lovell, Powell,
and Shell
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. Northwest
winds 10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Mostly sunny. Highs around 70. South winds around
10 mph, becoming east in the afternoon.
.THURSDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the lower 40s. Northwest winds 10 to 15 mph, becoming
west after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Southeast winds
around 10 mph with gusts up to 20 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 50.
.SATURDAY...Mostly sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny. Highs in the lower 80s.
.MONDAY NIGHT...Partly cloudy. Lows around 50.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the upper 70s.
.TUESDAY NIGHT...Mostly clear. Lows around 50.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s.

$$

WYZ006-011000-
Southeast Bighorn Basin-
Including the cities of Ten Sleep and Worland
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds around 10 mph with gusts up to 20 mph.
.THURSDAY...Mostly sunny. Highs in the lower 70s. East winds
around 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
around 10 mph, becoming southwest after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 70s. Southeast winds
around 10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows around 50. Southeast winds
around 10 mph, becoming south after midnight.
.SATURDAY...Mostly sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Mostly sunny. Highs in the lower 80s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs in the upper 70s.
.TUESDAY NIGHT...Mostly clear. Lows around 50.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s.

$$

WYZ005-011000-
Southwest Bighorn Basin-
Including the city of Thermopolis
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. West winds
around 10 mph.
.THURSDAY...Sunny. Highs around 70. South winds around 10 mph,
becoming east in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
around 10 mph in the evening.
.FRIDAY...Mostly sunny. Highs around 80. South winds around
10 mph, becoming southeast with gusts up to 20 mph in the
afternoon.
.FRIDAY NIGHT...Mostly clear. Lows around 50. South winds around
10 mph, becoming southwest after midnight.
.SATURDAY...Mostly sunny. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Mostly sunny. Highs around 80.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs around 80.
.TUESDAY NIGHT...Mostly clear. Lows around 50.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s.

$$

WYZ023-011000-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s.
.THURSDAY...Sunny. Highs in the lower 70s. West winds around
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows around 40.
.FRIDAY...Mostly sunny. Highs in the mid 70s. West winds around
10 mph with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 40s. Southwest winds around 10 mph in
the evening.
.SATURDAY...Mostly sunny. Highs in the mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows around 40.
.SUNDAY...Sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s.
.MONDAY...Partly cloudy. Highs in the lower 70s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs in the lower 70s.
.TUESDAY NIGHT...Clear. Lows around 40.
.WEDNESDAY...Sunny. Highs around 70.

$$

WYZ025-011000-
Upper Green River Basin Foothills-
Including the city of Pinedale
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s. Northwest winds
around 10 mph.
.THURSDAY...Sunny. Highs around 70. West winds around 10 mph in
the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. Northwest
winds around 10 mph in the evening.
.FRIDAY...Mostly sunny. Highs around 70. West winds around 10 mph
with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the upper 30s.
.SATURDAY...Mostly sunny. Highs around 70.
.SATURDAY NIGHT...Mostly clear. Lows around 40.
.SUNDAY...Sunny. Highs around 70.
.SUNDAY NIGHT...Mostly clear. Lows around 40.
.MONDAY...Partly cloudy. Highs around 70.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 40.
.TUESDAY...Mostly sunny. Highs around 70.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.WEDNESDAY...Sunny. Highs in the upper 60s.

$$

WYZ026-011000-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s. North winds
around 10 mph.
.THURSDAY...Sunny. Highs in the upper 60s. Southwest winds around
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. Northwest
winds around 10 mph.
.FRIDAY...Mostly sunny. Highs around 70. West winds 10 to 15 mph
with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows around 40. West winds around 10 mph with gusts up to
25 mph in the evening.
.SATURDAY...Partly cloudy. Highs around 70.
.SATURDAY NIGHT...Mostly clear. Lows around 40.
.SUNDAY...Sunny. Highs in the lower 70s.
.SUNDAY NIGHT...Mostly clear. Lows around 40.
.MONDAY...Partly cloudy. Highs in the lower 70s.
.MONDAY NIGHT...Partly cloudy. Lows around 40.
.TUESDAY...Mostly sunny. Highs around 70.
.TUESDAY NIGHT...Mostly clear. Lows around 40.
.WEDNESDAY...Sunny. Highs around 70.

$$

WYZ010-011000-
Northeast Johnson County-
Including the city of Buffalo
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Partly cloudy. Lows in the mid 40s. North
winds 10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Highs
around 70. Southeast winds 10 to 15 mph.
.THURSDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the mid 40s. Northeast winds 10 to 15 mph with gusts up
to 25 mph, becoming south after midnight.
.FRIDAY...Mostly sunny. Highs around 80. South winds around
10 mph, becoming northeast in the afternoon. Gusts up to 25 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. North winds
around 10 mph with gusts up to 20 mph, becoming west after
midnight.
.SATURDAY...Mostly sunny and breezy. Highs around 70.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny. Highs in the lower 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s.

$$

WYZ011-011000-
Southeast Johnson County-
Including the city of Kaycee
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. North winds
10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Highs
around 70. East winds around 10 mph, becoming southeast with
gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast
winds 10 to 15 mph with gusts up to 25 mph, becoming south after
midnight.
.FRIDAY...Mostly sunny. Highs around 80. South winds 10 to
15 mph, becoming west in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Northwest
winds around 10 mph with gusts up to 20 mph, becoming west after
midnight.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Sunny. Highs in the lower 80s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs in the upper 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s.
.WEDNESDAY...Sunny. Highs in the mid 70s.

$$

WYZ027-011000-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows around 40. Northwest winds around
10 mph.
.THURSDAY...Sunny. Highs around 70. West winds 10 to 15 mph in
the afternoon.
.THURSDAY NIGHT...Clear. Lows around 40. West winds around
10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. West winds 10 to
15 mph with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. West winds
around 10 mph.
.SATURDAY...Partly cloudy. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s.
.MONDAY...Partly cloudy. Highs in the lower 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs around 70.
.TUESDAY NIGHT...Clear. Lows around 40.
.WEDNESDAY...Sunny. Highs around 70.

$$

WYZ016-011000-
Upper Wind River Basin-
Including the city of Dubois
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows around 40.
.THURSDAY...Mostly sunny. Highs in the mid 60s. South winds 10 to
15 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows around 40. Northwest winds
around 10 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 70s. West
winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 40s. West winds 10 to 15 mph with gusts
up to 25 mph.
.SATURDAY...Mostly sunny. Highs around 70.
.SATURDAY NIGHT...Mostly clear. Lows around 40.
.SUNDAY...Sunny. Highs around 70.
.SUNDAY NIGHT...Clear. Lows in the mid 40s.
.MONDAY...Partly cloudy. Highs in the lower 70s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s.
.TUESDAY...Mostly sunny. Highs around 70.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s.
.WEDNESDAY...Mostly sunny. Highs around 70.

$$

WYZ001-011000-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs in the lower 60s. Southwest winds
10 to 15 mph.
.THURSDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the mid 30s. Southwest winds around 10 mph, becoming
south after midnight.
.FRIDAY...Mostly sunny. Highs in the lower 60s. Southwest winds
10 to 15 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds around 10 mph with gusts up to 25 mph in the evening.
.SATURDAY...Sunny. Highs in the lower 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 30s.
.SUNDAY...Sunny. Highs in the mid 60s.
.SUNDAY NIGHT...Clear. Lows in the upper 30s.
.MONDAY...Partly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 30s.
.TUESDAY...Mostly sunny. Highs in the lower 60s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.WEDNESDAY...Mostly sunny. Highs in the lower 60s.

$$

WYZ029-011000-
Flaming Gorge-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the mid 40s. West winds around
10 mph.
.THURSDAY...Sunny. Highs around 70. Northwest winds around
10 mph.
.THURSDAY NIGHT...Clear. Lows in the mid 40s. Southwest winds
around 10 mph in the evening.
.FRIDAY...Sunny. Highs in the lower 70s. West winds around 10 mph
with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SATURDAY...Partly cloudy. Highs in the mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Partly cloudy. A slight chance of. Highs in the mid
70s.
.MONDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows around 50. Chance of rain
20 percent.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the lower 70s.
.TUESDAY NIGHT...Clear. Lows in the mid 40s.
.WEDNESDAY...Sunny. Highs in the lower 70s.

$$

WYZ022-011000-
Casper Mountain-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the lower 40s. Northeast
winds around 10 mph.
.THURSDAY...Mostly sunny. Highs in the mid 60s. Southeast winds
around 10 mph, becoming southwest in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. Southeast
winds 10 to 15 mph.
.FRIDAY...Sunny. Highs in the upper 60s. South winds 10 to
15 mph, becoming west in the afternoon. Gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. Southwest
winds around 10 mph with gusts up to 20 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Sunny. Highs around 70.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny. Highs in the lower 70s.
.MONDAY NIGHT...Partly cloudy. Lows around 50.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the upper 60s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 40s.
.WEDNESDAY...Sunny. Highs in the upper 60s.

$$

WYZ002-011000-
Absaroka Mountains-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds around 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 50s. West winds
10 to 15 mph.
.THURSDAY NIGHT...Mostly clear in the evening, then becoming
partly cloudy. Lows in the upper 30s. West winds 10 to 15 mph
with gusts up to 25 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 60s. West
winds 15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Mostly clear and breezy. Lows around 40. West
winds 15 to 20 mph with gusts up to 30 mph.
.SATURDAY...Mostly sunny. Highs in the upper 50s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s.
.SUNDAY...Sunny. Highs in the lower 60s.
.SUNDAY NIGHT...Clear. Lows in the lower 40s.
.MONDAY...Partly cloudy and breezy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Breezy with lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs around 60.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.WEDNESDAY...Mostly sunny. Highs in the upper 50s.

$$

WYZ007-011000-
Owl Creek and Bridger Mountains-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. Northwest
winds 10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Sunny. Highs in the mid 60s. South winds around
10 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds
10 to 15 mph, becoming southwest after midnight.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
10 to 15 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. Southwest
winds 10 to 15 mph.
.SATURDAY...Mostly sunny. Highs in the upper 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs in the lower 70s.
.SUNDAY NIGHT...Clear. Lows around 50.
.MONDAY...Mostly sunny. Highs in the mid 70s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.TUESDAY...Mostly sunny. Highs in the lower 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s.
.WEDNESDAY...Mostly sunny. Highs around 70.

$$

WYZ008-011000-
Bighorn Mountains West-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the lower 40s. Southeast
winds 10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Mostly sunny. Highs around 60. South winds around
10 mph, becoming southwest in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. East winds
around 10 mph, becoming southeast after midnight.
.FRIDAY...Mostly sunny. Highs in the mid 60s. Southwest winds
around 10 mph, becoming west in the afternoon. Gusts up to
30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. West winds
around 10 mph with gusts up to 20 mph.
.SATURDAY...Mostly sunny. Highs in the lower 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Sunny. Highs in the mid 60s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny. Highs in the upper 60s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.TUESDAY...Mostly sunny. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 40s.
.WEDNESDAY...Mostly sunny. Highs in the mid 60s.

$$

WYZ009-011000-
Bighorn Mountains Southeast-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows around 40. Northeast winds
10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Highs
around 60. Southwest winds 10 to 15 mph.
.THURSDAY NIGHT...Mostly clear in the evening, then becoming
partly cloudy. Lows around 40. Northwest winds 10 to 15 mph,
becoming west after midnight.
.FRIDAY...Mostly sunny. Highs in the upper 60s. West winds 10 to
15 mph with gusts up to 25 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the upper 40s. West winds
10 to 15 mph with gusts up to 25 mph.
.SATURDAY...Mostly sunny. Highs in the lower 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s.
.SUNDAY...Sunny. Highs in the mid 60s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny. Highs in the lower 70s.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 60s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 40s.
.WEDNESDAY...Mostly sunny. Highs in the mid 60s.

$$

WYZ012-011000-
Teton and Gros Ventre Mountains-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s.
.THURSDAY...Sunny. Highs around 60. West winds around 10 mph in
the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. West winds
around 10 mph, becoming south after midnight.
.FRIDAY...Mostly sunny. Highs in the lower 60s. South winds
around 10 mph with gusts up to 20 mph, becoming west with gusts
up to 30 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows around 40. Southwest winds
around 10 mph, becoming south after midnight.
.SATURDAY...Mostly sunny. Highs in the lower 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s.
.SUNDAY...Sunny. Highs in the mid 60s.
.SUNDAY NIGHT...Clear. Lows in the lower 40s.
.MONDAY...Partly cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs around 60.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.WEDNESDAY...Sunny. Highs around 60.

$$

WYZ014-011000-
Wind River Mountains West-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s. Northeast winds
around 10 mph with gusts up to 20 mph.
.THURSDAY...Sunny. Highs in the upper 50s. South winds around
10 mph, becoming southwest in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. West winds
around 10 mph, becoming northwest after midnight.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 60s. West
winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows around 40. West winds 10 to
15 mph. Gusts up to 30 mph in the evening.
.SATURDAY...Partly cloudy in the morning, then clearing. Highs in
the lower 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s.
.SUNDAY...Sunny. Highs in the lower 60s.
.SUNDAY NIGHT...Clear. Lows in the lower 40s.
.MONDAY...Partly cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 30s.
.TUESDAY...Mostly sunny. Highs around 60.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.WEDNESDAY...Mostly sunny. Highs in the upper 50s.

$$

WYZ015-011000-
Wind River Mountains East-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the mid 30s. Southwest winds
around 10 mph.
.THURSDAY...Sunny. Highs in the upper 50s. Southwest winds 10 to
15 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest
winds 10 to 15 mph.
.FRIDAY...Mostly sunny and breezy. Highs around 60. West winds
15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Partly cloudy and breezy. Lows in the lower 40s.
West winds 15 to 20 mph with gusts up to 35 mph.
.SATURDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the upper 50s.
.SATURDAY NIGHT...Mostly clear. Lows in the upper 30s.
.SUNDAY...Sunny. Highs in the lower 60s.
.SUNDAY NIGHT...Clear. Lows in the lower 40s.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs in the upper 50s.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 30s.
.WEDNESDAY...Mostly sunny. Highs in the upper 50s.

$$

WYZ019-011000-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Mostly clear. Lows in the lower 40s. Northeast
winds 10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Sunny. Highs around 70. East winds around 10 mph,
becoming southwest with gusts up to 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds
around 10 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 70s.
Southwest winds 15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the mid 40s. Southwest winds 10 to 15 mph with gusts up to
30 mph.
.SATURDAY...Mostly sunny. Highs in the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows in the upper 40s.
.MONDAY...Mostly sunny. Highs in the mid 70s.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 40s.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the lower 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 40s.
.WEDNESDAY...Sunny. Highs in the lower 70s.

$$

WYZ024-011000-
Salt River and Wyoming Ranges-
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s. Northwest winds
around 10 mph.
.THURSDAY...Sunny. Highs in the lower 60s. West winds around
10 mph with gusts up to 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 30s. West winds
around 10 mph.
.FRIDAY...Mostly sunny. Highs in the mid 60s. Southwest winds
10 to 15 mph. Gusts up to 30 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 40s. Southwest winds around 10 mph with
gusts up to 25 mph.
.SATURDAY...Partly cloudy. Highs in the mid 60s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Sunny. Highs in the upper 60s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 40s.
.MONDAY...Partly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly sunny. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly clear. Lows around 40.
.WEDNESDAY...Sunny. Highs in the lower 60s.

$$

WYZ030-011000-
East Sweetwater County-
Including the city of Wamsutter
1231 AM MDT Thu Oct 1 2026

.REST OF TONIGHT...Clear. Lows around 40. Northeast winds around
10 mph.
.THURSDAY...Sunny. Highs around 70. Southwest winds around 10 mph
in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows around 40. Southwest winds
around 10 mph.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
10 to 15 mph. Gusts up to 30 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. West winds
around 10 mph with gusts up to 25 mph in the evening.
.SATURDAY...Partly cloudy in the morning, then clearing. Highs in
the lower 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 40s.
.SUNDAY...Mostly sunny. Highs in the mid 70s.
.SUNDAY NIGHT...Clear. Lows in the mid 40s.
.MONDAY...Mostly sunny. Highs in the mid 70s.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 40s.
.TUESDAY...Partly cloudy in the morning, then clearing. Highs in
the lower 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s.
.WEDNESDAY...Sunny. Highs around 70.

$$