FPUS55 KRIW 191833
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
1231 PM MDT Thu Mar 19 2026

WYZ020-192200-
Natrona County Lower Elevations-
Including the city of Casper
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs around 80. West winds
15 to 20 mph with gusts up to 35 mph.
.TONIGHT...Mostly clear and breezy. Lows in the lower 40s. West
winds 15 to 20 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the mid 70s. West
winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds 10 to 15 mph. Gusts up to 30 mph in the evening.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs around 80. Southwest winds 15 to 20 mph
with gusts up to 35 mph, becoming west 20 to 30 mph with gusts up
to 45 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy and breezy. Lows in the upper
30s.
.SUNDAY...Mostly cloudy in the morning, then clearing. Cooler
with highs in the lower 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs around 70.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows around 40.
.TUESDAY...Mostly cloudy and breezy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.WEDNESDAY...Partly cloudy in the morning, then clearing. Windy
with highs in the upper 70s.

$$

WYZ017-192200-
Wind River Basin-
Including the cities of Riverton and Shoshoni
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny and breezy. Highs in the upper
70s. West winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Partly cloudy and breezy. Lows in the mid 40s. West
winds 15 to 20 mph.
.FRIDAY...Partly cloudy. Highs in the mid 70s. West winds 10 to
15 mph. Gusts up to 30 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the lower 40s. Southwest winds 10 to 15 mph.
.SATURDAY...Mostly sunny and windy. Highs in the upper 70s.
Southwest winds 10 to 15 mph with gusts up to 30 mph, increasing
to west 20 to 30 mph with gusts up to 50 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and windy. Lows in the upper 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows around 50.
.WEDNESDAY...Mostly sunny and windy. Highs in the mid 70s.

$$

WYZ018-192200-
Lander Foothills-
Including the city of Lander
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the upper 70s. West winds 10 to
15 mph with gusts up to 25 mph.
.TONIGHT...Partly cloudy in the evening, then becoming mostly
cloudy. Lows in the mid 40s. West winds 10 to 15 mph.
.FRIDAY...Partly cloudy. Highs in the mid 70s. Southwest winds
around 10 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds around 10 mph.
.SATURDAY...Mostly sunny and breezy. Highs around 80. Southwest
winds around 10 mph with gusts up to 20 mph, increasing to west
20 to 25 mph with gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the upper
30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Highs in
the mid 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Mostly sunny and windy. Highs in the mid 70s.

$$

WYZ028-192200-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the mid 70s. West
winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Clear, breezy with lows in the upper 30s. West winds
15 to 20 mph with gusts up to 30 mph in the evening.
.FRIDAY...Sunny. Highs in the mid 70s. West winds 10 to 15 mph
with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows around 40. West winds 10 to 15 mph
with gusts up to 25 mph in the evening.
.SATURDAY...Mostly sunny and breezy. Highs in the upper 70s.
Southwest winds around 10 mph with gusts up to 20 mph, increasing
to west 20 to 25 mph with gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows around 40.
.SUNDAY...Partly cloudy and breezy. Highs in the mid 60s.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.MONDAY...Partly cloudy. Highs around 70.
.MONDAY NIGHT...Mostly cloudy. Lows around 40.
.TUESDAY...Partly cloudy and breezy. Highs around 70.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the mid 40s.
.WEDNESDAY...Mostly sunny and breezy. Highs in the lower 70s.

$$

WYZ013-192200-
Jackson Hole-
Including the city of Jackson
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the mid 60s. Southwest winds
around 10 mph with gusts up to 20 mph.
.TONIGHT...Mostly clear. Lows in the mid 30s. South winds around
10 mph.
.FRIDAY...Sunny. Highs in the mid 60s. Southwest winds around
10 mph with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows in the mid 30s. South winds around
10 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the lower 60s. South winds around
10 mph with gusts up to 20 mph, becoming southwest 15 to 20 mph
with gusts up to 35 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. A chance of rain showers in the
evening. Breezy with lows around 30. Chance of rain 30 percent.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
.SUNDAY NIGHT...Clear in the evening, then becoming partly
cloudy. Lows in the upper 20s.
.MONDAY...Partly cloudy. Highs in the mid 50s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 30s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy. A slight chance of. Lows around
40.
.WEDNESDAY...Mostly sunny. A chance of showers, mainly in the
morning. Breezy with highs in the upper 50s. Chance of rain
30 percent.

$$

WYZ003-192200-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Partly cloudy and breezy. Highs in the mid 70s.
West winds 15 to 20 mph with gusts up to 40 mph.
.TONIGHT...Partly cloudy in the evening, then becoming mostly
cloudy. Breezy with lows in the upper 40s. West winds 15 to
20 mph. Gusts up to 35 mph in the evening.
.FRIDAY...Partly cloudy and breezy. Highs in the mid 70s. West
winds 15 to 20 mph with gusts up to 40 mph.
.FRIDAY NIGHT...Partly cloudy and breezy. Lows around 50.
Southwest winds 15 to 20 mph with gusts up to 35 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs in the mid 70s. Southwest winds 15 to
20 mph with gusts up to 40 mph, increasing to west 25 to 35 mph
with gusts up to 60 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and windy. Lows in the upper 30s.
.SUNDAY...Mostly sunny. Highs in the upper 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 40.
.TUESDAY...Mostly cloudy and breezy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows around 50.
.WEDNESDAY...Partly cloudy in the morning, then clearing. A
slight chance of. Very windy with highs around 70.

$$

WYZ004-192200-
North Bighorn Basin-
Including the cities of Basin, Greybull, Lovell, Powell,
and Shell
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Partly cloudy. Highs around 80. Southwest winds
10 to 15 mph with gusts up to 30 mph.
.TONIGHT...Partly cloudy in the evening, then clearing. Lows in
the mid 40s. West winds 10 to 15 mph with gusts up to 30 mph,
becoming south with gusts up to 20 mph after midnight.
.FRIDAY...Partly cloudy. Highs around 80. South winds around
10 mph with gusts up to 20 mph, becoming southwest with gusts up
to 30 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds 10 to 15 mph, becoming south after midnight.
.SATURDAY...Partly cloudy and breezy. Highs around 80. South
winds around 10 mph with gusts up to 25 mph, increasing to west
20 to 25 mph with gusts up to 50 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. A chance of showers in the
evening. Windy with lows around 40. Chance of rain 30 percent.
.SUNDAY...Mostly sunny. Cooler with highs around 60.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 40.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 70s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy and windy. Highs in the mid 70s.

$$

WYZ006-192200-
Southeast Bighorn Basin-
Including the cities of Ten Sleep and Worland
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny. Highs around 80. West winds 10 to
15 mph with gusts up to 25 mph.
.TONIGHT...Partly cloudy. Lows in the lower 40s. West winds 10 to
15 mph with gusts up to 25 mph, becoming south after midnight.
.FRIDAY...Partly cloudy. Highs around 80. South winds around
10 mph, becoming southwest in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds around 10 mph with gusts up to 20 mph, becoming south after
midnight.
.SATURDAY...Partly cloudy and breezy. Highs in the lower 80s.
South winds around 10 mph with gusts up to 20 mph, increasing to
west 20 to 25 mph with gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. A slight chance of. Breezy with
lows around 40.
.SUNDAY...Partly cloudy in the morning, then clearing. Cooler
with highs in the lower 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs around 70.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 40.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy and breezy. Highs in the upper 70s.

$$

WYZ005-192200-
Southwest Bighorn Basin-
Including the city of Thermopolis
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny. Highs in the lower 80s. West
winds 10 to 15 mph with gusts up to 25 mph.
.TONIGHT...Partly cloudy. Lows in the mid 40s. West winds 10 to
15 mph.
.FRIDAY...Partly cloudy. Highs around 80. Southwest winds 10 to
15 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds 10 to 15 mph.
.SATURDAY...Partly cloudy and windy. Highs in the lower 80s.
Southwest winds 10 to 15 mph with gusts up to 30 mph, increasing
to west 20 to 30 mph with gusts up to 45 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Cooler
with highs in the lower 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs around 70.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 40.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy in the morning, then clearing. Windy
with highs in the mid 70s.

$$

WYZ023-192200-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the lower 70s.
.TONIGHT...Mostly clear. Lows around 40.
.FRIDAY...Sunny. Highs around 70.
.FRIDAY NIGHT...Clear. Lows around 40.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s. West winds 10 to 15 mph with
gusts up to 25 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Highs in
the upper 50s.
.SUNDAY NIGHT...Mostly clear. Lows around 30.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs around 60.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 30s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the lower 60s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 40s.
.WEDNESDAY...Mostly sunny with a 20 percent chance of showers.
Highs in the lower 60s.

$$

WYZ025-192200-
Upper Green River Basin Foothills-
Including the city of Pinedale
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the mid 60s. West winds 10 to
15 mph with gusts up to 25 mph.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 30s. Northwest winds around 10 mph with
gusts up to 25 mph in the evening.
.FRIDAY...Sunny. Highs in the mid 60s. Southwest winds around
10 mph with gusts up to 20 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows in the mid 30s. North winds around
10 mph with gusts up to 20 mph in the evening.
.SATURDAY...Mostly sunny and breezy. Highs in the mid 60s. West
winds 20 to 25 mph with gusts up to 35 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows around 30.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 20s.
.MONDAY...Partly cloudy. Highs in the upper 50s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 30s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the upper 50s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows around 40.
.WEDNESDAY...Mostly sunny and breezy. Highs around 60.

$$

WYZ026-192200-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the lower 70s. West winds 10 to
15 mph with gusts up to 30 mph.
.TONIGHT...Mostly clear. Lows in the lower 30s. Northwest winds
10 to 15 mph with gusts up to 25 mph in the evening.
.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...Clear. Lows in the mid 30s. West winds 10 to
15 mph in the evening.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 70s. West
winds around 10 mph, increasing to 20 to 25 mph with gusts up to
40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the lower
30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the lower 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the upper 20s.
.MONDAY...Partly cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 30s.
.TUESDAY...Partly cloudy and breezy. Highs in the mid 60s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows around 40.
.WEDNESDAY...Mostly sunny and windy. Highs in the upper 60s.

$$

WYZ010-192200-
Northeast Johnson County-
Including the city of Buffalo
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the upper 70s. Northwest winds
10 to 15 mph with gusts up to 25 mph.
.TONIGHT...Mostly clear. Lows in the lower 40s. Northwest winds
around 10 mph in the evening.
.FRIDAY...Mostly sunny. Highs around 80. South winds around
10 mph, becoming west with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds around 10 mph.
.SATURDAY...Partly cloudy and breezy. Highs around 80. Southwest
winds 10 to 15 mph with gusts up to 25 mph, becoming west 15 to
20 mph with gusts up to 35 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain showers. A
chance of snow showers after midnight. Breezy with lows around
40. Chance of precipitation 30 percent.
.SUNDAY...Partly cloudy. Much cooler with highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 60s.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 30s.
.TUESDAY...Mostly cloudy. Highs around 70.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy and breezy. Highs in the mid 70s.

$$

WYZ011-192200-
Southeast Johnson County-
Including the city of Kaycee
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny and breezy. Highs in the upper
70s. West winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Partly cloudy in the evening, then clearing. Lows in
the mid 40s. West winds 10 to 15 mph.
.FRIDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 80. West winds 10 to 15 mph. Gusts up to
30 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows
in the mid 40s. Southwest winds around 10 mph.
.SATURDAY...Partly cloudy and breezy. Highs in the lower 80s.
Southwest winds 15 to 20 mph, becoming west 15 to 25 mph in the
afternoon.
.SATURDAY NIGHT...Mostly cloudy. A slight chance of showers after
midnight. Breezy with lows in the upper 30s. Chance of rain
20 percent.
.SUNDAY...Mostly cloudy in the morning, then clearing. Much
cooler with highs around 60.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 30s.
.TUESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 70s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Partly cloudy and windy. Highs in the mid 70s.

$$

WYZ027-192200-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the lower 70s. West
winds 15 to 20 mph.
.TONIGHT...Clear. Lows around 40. West winds 10 to 15 mph.
.FRIDAY...Sunny. Highs in the lower 70s. West winds 10 to 15 mph
in the afternoon.
.FRIDAY NIGHT...Clear. Lows in the upper 30s. West winds 10 to
15 mph in the evening.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 70s.
Southwest winds 10 to 15 mph with gusts up to 25 mph, increasing
to west 20 to 25 mph with gusts up to 35 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s.
.SUNDAY...Partly cloudy and breezy. Highs around 60.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 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...Partly cloudy and breezy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the lower 40s.
.WEDNESDAY...Mostly sunny and breezy. Highs in the upper 60s.

$$

WYZ016-192200-
Upper Wind River Basin-
Including the city of Dubois
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the lower 70s. West
winds 20 to 25 mph with gusts up to 40 mph.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Breezy with lows around 40. Northwest winds 20 to 25 mph
with gusts up to 35 mph, diminishing to 10 to 15 mph after
midnight.
.FRIDAY...Mostly sunny and breezy. Highs in the upper 60s.
Northwest winds 10 to 15 mph, increasing to west 20 to 25 mph in
the afternoon.
.FRIDAY NIGHT...Mostly clear and breezy. Lows in the lower 40s.
West winds 15 to 20 mph. Gusts up to 35 mph in the evening.
.SATURDAY...Mostly sunny and windy. Highs in the upper 60s. West
winds 15 to 20 mph with gusts up to 30 mph, increasing to 25 to
35 mph with gusts up to 55 mph in the afternoon.
.SATURDAY NIGHT...Mostly clear and windy. Lows in the mid 30s.
.SUNDAY...Mostly sunny and breezy. Highs in the upper 50s.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 30s.
.MONDAY...Partly cloudy in the morning, then clearing. Breezy
with highs around 60.
.MONDAY NIGHT...Partly cloudy and breezy. Lows around 40.
.TUESDAY...Partly cloudy and breezy. Highs in the mid 60s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows in the upper 40s.
.WEDNESDAY...Mostly sunny and very windy. Highs in the mid 60s.

$$

WYZ001-192200-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny. Highs in the upper 50s. Southwest
winds 10 to 15 mph with gusts up to 35 mph.
.TONIGHT...Mostly clear. Lows in the lower 30s. Southwest winds
10 to 15 mph with gusts up to 30 mph.
.FRIDAY...Mostly sunny. Highs in the mid 50s. Southwest winds
10 to 15 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. South winds
around 10 mph with gusts up to 30 mph.
.SATURDAY...Partly cloudy in the morning, then mostly cloudy with
a slight chance of rain showers in the afternoon. Breezy with
highs in the mid 50s. Southwest winds 15 to 20 mph with gusts up
to 35 mph. Chance of rain 20 percent.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then mostly clear after midnight. Lows in
the mid 20s. Chance of precipitation 30 percent.
.SUNDAY...Mostly sunny. Highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 20s.
.MONDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 40s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 30s.
.TUESDAY...Mostly cloudy with a slight chance of rain and snow
showers. Highs in the upper 40s. Chance of precipitation
20 percent.
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows in the upper 30s.
.WEDNESDAY...Partly cloudy with a chance of rain and snow
showers. Breezy with highs in the upper 40s. Chance of
precipitation 30 percent.

$$

WYZ029-192200-
Flaming Gorge-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the mid 70s. West
winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Clear, breezy with lows around 40. West winds 15 to
20 mph with gusts up to 30 mph in the evening.
.FRIDAY...Sunny. Highs in the mid 70s. West winds 10 to 15 mph
with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows in the lower 40s. Southwest winds
10 to 15 mph, becoming south after midnight.
.SATURDAY...Mostly sunny and breezy. Highs in the upper 70s.
South winds 10 to 15 mph with gusts up to 25 mph, increasing to
west 20 to 25 mph with gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the lower
40s.
.SUNDAY...Partly cloudy and breezy. Highs in the mid 60s.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 40s.
.TUESDAY...Partly cloudy and breezy. Highs in the lower 70s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the mid 40s.
.WEDNESDAY...Mostly sunny and breezy. Highs in the lower 70s.

$$

WYZ022-192200-
Casper Mountain-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the upper 60s. West
winds 15 to 25 mph with gusts up to 35 mph.
.TONIGHT...Mostly clear and breezy. Lows in the lower 40s. West
winds 15 to 20 mph with gusts up to 35 mph, becoming southwest
around 10 mph with gusts up to 25 mph after midnight.
.FRIDAY...Mostly sunny and breezy. Highs in the upper 60s. West
winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds 10 to 15 mph with gusts up to 30 mph, becoming south with
gusts up to 20 mph after midnight.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 70s.
Southwest winds 15 to 25 mph. Gusts up to 35 mph, increasing to
45 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 30s.
.SUNDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Mostly sunny in the morning, then becoming mostly
cloudy. Highs in the upper 50s.
.MONDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly cloudy and breezy. Highs in the mid 60s.
.TUESDAY NIGHT...Partly cloudy. Lows around 50.
.WEDNESDAY...Mostly sunny and windy. Highs in the upper 60s.

$$

WYZ002-192200-
Absaroka Mountains-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the mid 50s. West
winds 20 to 25 mph with gusts up to 45 mph.
.TONIGHT...Mostly clear and breezy. Lows in the mid 30s. West
winds 15 to 25 mph. Gusts up to 45 mph, decreasing to 35 mph
after midnight.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 50s. West
winds 15 to 25 mph with gusts up to 45 mph.
.FRIDAY NIGHT...Mostly clear and breezy. Lows in the upper 30s.
West winds 15 to 25 mph with gusts up to 40 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. A slight chance of. Windy with highs in the lower 50s.
West winds 20 to 25 mph with gusts up to 50 mph, increasing to
25 to 35 mph with gusts up to 65 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy. A chance of rain and snow
showers in the evening. Windy with lows in the upper 20s. Chance
of precipitation 30 percent.
.SUNDAY...Mostly sunny and breezy. Highs in the lower 40s.
.SUNDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s.
.MONDAY...Partly cloudy and breezy. Highs in the mid 40s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Breezy with lows around 30.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Breezy with highs in the mid 40s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows in the upper 30s.
.WEDNESDAY...Mostly sunny. A slight chance of rain and snow
showers in the morning, then a chance of rain and snow showers in
the afternoon. Very windy with highs in the upper 40s. Chance of
precipitation 30 percent.

$$

WYZ007-192200-
Owl Creek and Bridger Mountains-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny and breezy. Highs in the lower
70s. West winds 15 to 20 mph with gusts up to 35 mph.
.TONIGHT...Partly cloudy and breezy. Lows in the upper 40s. West
winds 15 to 20 mph. Gusts up to 35 mph in the evening.
.FRIDAY...Partly cloudy and breezy. Highs in the lower 70s. West
winds 15 to 20 mph. Gusts up to 35 mph in the afternoon.
.FRIDAY NIGHT...Partly cloudy and breezy. Lows in the upper 40s.
Southwest winds 15 to 20 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs in the mid 70s. Southwest winds 10 to
15 mph with gusts up to 30 mph, increasing to west 25 to 35 mph
with gusts up to 55 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and windy. Lows in the upper 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Highs in
the upper 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the upper 30s.
.MONDAY...Partly cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 40s.
.TUESDAY...Partly cloudy and breezy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows around 50.
.WEDNESDAY...Partly cloudy in the morning, then clearing. Windy
with highs in the upper 60s.

$$

WYZ008-192200-
Bighorn Mountains West-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny and breezy. Highs in the lower
60s. West winds 15 to 20 mph with gusts up to 35 mph.
.TONIGHT...Mostly clear. Lows in the lower 40s. West winds 10 to
15 mph with gusts up to 30 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 60s. West
winds 15 to 20 mph. Gusts up to 30 mph, increasing to 40 mph in
the afternoon.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the upper 40s. Southwest winds 10 to 15 mph,
becoming south after midnight. Gusts up to 35 mph.
.SATURDAY...Partly cloudy and breezy. Highs in the mid 60s. South
winds 15 to 20 mph with gusts up to 35 mph, becoming west 20 to
25 mph with gusts up to 45 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Breezy with lows in the mid 30s. Chance of precipitation
30 percent.
.SUNDAY...Partly cloudy in the morning, then clearing. A slight
chance of rain showers. A chance of snow showers, mainly in the
morning. Cooler with highs in the upper 40s. Chance of
precipitation 30 percent.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 50s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 30s.
.TUESDAY...Mostly cloudy. Highs in the upper 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy. A slight chance of. Windy with highs
in the lower 60s.

$$

WYZ009-192200-
Bighorn Mountains Southeast-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny and breezy. Highs in the mid 60s.
West winds 20 to 25 mph with gusts up to 45 mph.
.TONIGHT...Mostly clear and breezy. Lows in the lower 40s. West
winds 15 to 20 mph with gusts up to 40 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 60s. West
winds 15 to 25 mph with gusts up to 45 mph.
.FRIDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the upper 40s. West winds 15 to 20 mph with
gusts up to 40 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs in the upper 60s. West winds 20 to
30 mph with gusts up to 50 mph.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers. Windy with lows in the lower 30s. Chance of
precipitation 30 percent.
.SUNDAY...Partly cloudy with a chance of snow showers in the
morning, then mostly sunny with a slight chance of snow showers
in the afternoon. Cooler with highs in the upper 40s. Chance of
snow 30 percent.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the mid 50s.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 30s.
.TUESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Breezy with highs in the upper 50s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows in the upper 40s.
.WEDNESDAY...Partly cloudy in the morning, then clearing. Very
windy with highs in the lower 60s.

$$

WYZ012-192200-
Teton and Gros Ventre Mountains-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the upper 50s. West winds 10 to
15 mph with gusts up to 30 mph.
.TONIGHT...Mostly clear. Lows in the lower 30s. Southwest winds
10 to 15 mph with gusts up to 30 mph.
.FRIDAY...Sunny. Highs in the mid 50s. Southwest winds 10 to
15 mph with gusts up to 25 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. South winds
10 to 15 mph with gusts up to 25 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the mid 50s. South winds 10 to
15 mph with gusts up to 30 mph, increasing to southwest 20 to
25 mph with gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain and snow
showers in the evening, then partly cloudy after midnight. Breezy
with lows in the upper 20s. Chance of precipitation 30 percent.
.SUNDAY...Mostly sunny. Highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 20s.
.MONDAY...Partly cloudy. Highs in the mid 40s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 30s.
.TUESDAY...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.
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain
showers. Lows in the mid 30s.
.WEDNESDAY...Mostly sunny with a chance of rain and snow showers.
Breezy with highs in the upper 40s. Chance of precipitation
30 percent.

$$

WYZ014-192200-
Wind River Mountains West-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the mid 50s. West
winds 15 to 20 mph with gusts up to 35 mph.
.TONIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 30s. West winds 10 to 15 mph with gusts
up to 30 mph.
.FRIDAY...Mostly sunny. Highs in the mid 50s. West winds 10 to
15 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Clear. Lows in the mid 30s. West winds 10 to
15 mph with gusts up to 25 mph.
.SATURDAY...Mostly sunny and breezy. Highs in the mid 50s.
Southwest winds 10 to 15 mph with gusts up to 30 mph, increasing
to west 20 to 25 mph with gusts up to 45 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the upper
20s.
.SUNDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 20s.
.MONDAY...Partly cloudy and breezy. Highs in the upper 40s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Breezy with lows around 30.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Breezy with highs in the upper 40s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s.
.WEDNESDAY...Mostly sunny. A slight chance of. Windy with highs
in the lower 50s.

$$

WYZ015-192200-
Wind River Mountains East-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the mid 50s. West
winds 20 to 25 mph with gusts up to 45 mph.
.TONIGHT...Partly cloudy and breezy. Lows in the upper 30s. West
winds 15 to 25 mph. Gusts up to 40 mph in the evening.
.FRIDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the lower 50s. West winds 15 to 20 mph with gusts
up to 40 mph.
.FRIDAY NIGHT...Mostly clear and breezy. Lows in the upper 30s.
Southwest winds 15 to 20 mph with gusts up to 35 mph.
.SATURDAY...Mostly sunny and windy. Highs in the mid 50s.
Southwest winds 20 to 25 mph with gusts up to 40 mph, becoming
west 25 to 35 mph with gusts up to 60 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and windy. Lows around 30.
.SUNDAY...Mostly sunny and breezy. Highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s.
.MONDAY...Partly cloudy and breezy. Highs in the upper 40s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Breezy with lows in the lower 30s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Windy with highs around 50.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows in the upper 30s.
.WEDNESDAY...Mostly sunny. A slight chance of. Very windy with
highs in the lower 50s.

$$

WYZ019-192200-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Mostly sunny and breezy. Highs in the lower
70s. West winds 15 to 25 mph with gusts up to 40 mph.
.TONIGHT...Mostly clear and breezy. Lows in the lower 40s. West
winds 15 to 20 mph. Gusts up to 35 mph in the evening.
.FRIDAY...Mostly sunny and breezy. Highs in the lower 70s. West
winds 15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Mostly clear and breezy. Lows in the lower 40s.
West winds 15 to 20 mph with gusts up to 35 mph, becoming
southwest around 10 mph with gusts up to 20 mph after midnight.
.SATURDAY...Mostly sunny and windy. Highs in the mid 70s.
Southwest winds 15 to 20 mph with gusts up to 35 mph, becoming
west 20 to 30 mph with gusts up to 50 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and windy. Lows in the upper 30s.
.SUNDAY...Partly cloudy. Highs in the lower 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy and breezy. Highs in the mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly cloudy and breezy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy and breezy. Lows in the upper 40s.
.WEDNESDAY...Mostly sunny and windy. Highs around 70.

$$

WYZ024-192200-
Salt River and Wyoming Ranges-
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny. Highs in the lower 60s. West winds 10 to
15 mph with gusts up to 30 mph.
.TONIGHT...Mostly clear. Lows in the upper 30s. West winds 10 to
15 mph. Gusts up to 30 mph in the evening.
.FRIDAY...Sunny. Highs in the lower 60s. Southwest winds 10 to
15 mph with gusts up to 25 mph.
.FRIDAY NIGHT...Clear. Lows in the upper 30s. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 60s.
Southwest winds 10 to 15 mph with gusts up to 30 mph, increasing
to west 20 to 25 mph with gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the lower
30s.
.SUNDAY...Mostly sunny. Highs in the lower 50s.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 20s.
.MONDAY...Partly cloudy. Highs in the lower 50s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 30s.
.TUESDAY...Mostly cloudy in the morning, then becoming partly
cloudy. Breezy with highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the upper 30s.
.WEDNESDAY...Mostly sunny and breezy. Highs in the mid 50s.

$$

WYZ030-192200-
East Sweetwater County-
Including the city of Wamsutter
1231 PM MDT Thu Mar 19 2026

.THIS AFTERNOON...Sunny, breezy with highs in the lower 70s. West
winds 15 to 20 mph with gusts up to 30 mph.
.TONIGHT...Mostly clear and breezy. Lows around 40. West winds
15 to 20 mph with gusts up to 30 mph, diminishing to around
10 mph with gusts up to 20 mph after midnight.
.FRIDAY...Mostly sunny. Highs in the lower 70s. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.FRIDAY NIGHT...Clear. Lows around 40. Southwest winds 10 to
15 mph.
.SATURDAY...Mostly sunny and breezy. Highs in the mid 70s.
Southwest winds 15 to 20 mph, becoming west 15 to 25 mph with
gusts up to 40 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the upper
30s.
.SUNDAY...Partly cloudy and breezy. Highs in the lower 60s.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.MONDAY...Partly cloudy and breezy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 40s.
.TUESDAY...Mostly cloudy and breezy. Highs around 70.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the mid 40s.
.WEDNESDAY...Mostly sunny and windy. Highs in the lower 70s.

$$