FPUS55 KRIW 190917
ZFPRIW

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

WYZ020-191030-
Natrona County Lower Elevations-
Including the city of Casper
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Near steady temperature in the
upper 40s. Southwest winds 10 to 15 mph.
.THURSDAY...Mostly sunny and breezy. Highs in the upper 70s. West
winds 15 to 25 mph with gusts up to 35 mph.
.THURSDAY NIGHT...Mostly clear and breezy. Lows in the upper 40s.
West winds 15 to 20 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the upper 70s. West
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. Gusts up to 30 mph
in the evening.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs around 80.
.SATURDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Cooler
with highs in the upper 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 upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 40.
.TUESDAY...Partly cloudy and breezy. Highs in the lower 70s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then clearing.
Breezy with lows around 50.
.WEDNESDAY...Mostly sunny and windy. Highs around 80.

$$

WYZ017-191030-
Wind River Basin-
Including the cities of Riverton and Shoshoni
316 AM MDT Thu Mar 19 2026

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

$$

WYZ018-191030-
Lander Foothills-
Including the city of Lander
316 AM MDT Thu Mar 19 2026

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

$$

WYZ028-191030-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature in the lower
40s.
.THURSDAY...Sunny, breezy with highs in the mid 70s. Southwest
winds around 10 mph with gusts up to 20 mph, becoming west 15 to
20 mph with gusts up to 35 mph in the afternoon.
.THURSDAY NIGHT...Clear, breezy with lows around 40. West winds
15 to 20 mph with gusts up to 30 mph, becoming southwest around
10 mph after midnight.
.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.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the upper
30s.
.SUNDAY...Mostly sunny. Highs in the mid 60s.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 40.
.TUESDAY...Partly cloudy and breezy. Highs in the lower 70s.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s.
.WEDNESDAY...Sunny, breezy with highs in the mid 70s.

$$

WYZ013-191030-
Jackson Hole-
Including the city of Jackson
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature in the upper
30s.
.THURSDAY...Sunny. Highs in the mid 60s. South winds around
10 mph, becoming southwest with gusts up to 20 mph in the
afternoon.
.THURSDAY NIGHT...Clear. Lows in the mid 30s. South winds around
10 mph.
.FRIDAY...Sunny. Highs in the upper 60s. South winds around
10 mph, becoming southwest 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 mid 60s.
.SATURDAY NIGHT...Partly cloudy with a 30 percent chance of rain
showers. Lows in the lower 30s.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear. Lows around 30.
.MONDAY...Partly cloudy. Highs in the mid 50s.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 30s.
.TUESDAY...Partly cloudy. Highs around 60.
.TUESDAY NIGHT...Mostly clear. A slight chance of showers after
midnight. Lows around 40. Chance of rain 20 percent.
.WEDNESDAY...Mostly sunny with a 30 percent chance of showers.
Breezy with highs around 60.

$$

WYZ003-191030-
Cody Foothills-
Including the cities of Clark, Cody, and Meeteetse
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Partly cloudy. Near steady temperature in the
mid 50s. Southwest winds 10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Mostly sunny and breezy. Highs in the lower 70s. West
winds 15 to 25 mph. Gusts up to 40 mph in the afternoon.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows around 50.
Southwest winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the mid 70s. West
winds 15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Mostly clear and breezy. Lows around 50.
Southwest winds 15 to 20 mph with gusts up to 30 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. A chance of rain showers in the
evening. Windy with lows in the mid 30s. Chance of rain
30 percent.
.SUNDAY...Mostly sunny. Highs in the upper 50s.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 40.
.TUESDAY...Partly cloudy and breezy. Highs in the upper 60s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows around 50.
.WEDNESDAY...Mostly sunny with a 20 percent chance of showers.
Windy with highs in the lower 70s.

$$

WYZ004-191030-
North Bighorn Basin-
Including the cities of Basin, Greybull, Lovell, Powell,
and Shell
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Partly cloudy. Near steady temperature around
50. South winds around 10 mph with gusts up to 20 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Breezy
with highs around 80. South winds around 10 mph with gusts up to
20 mph, becoming southwest 15 to 20 mph with gusts up to 30 mph
in the afternoon.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. West
winds 10 to 15 mph, becoming south after midnight. Gusts up to
30 mph.
.FRIDAY...Mostly sunny. Highs around 80. South winds around
10 mph, becoming southwest in the afternoon. Gusts up to 30 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. South winds
10 to 15 mph with gusts up to 25 mph.
.SATURDAY...Partly cloudy and breezy. Highs around 80.
.SATURDAY NIGHT...Partly cloudy with a 30 percent chance of
showers. Windy with lows around 40.
.SUNDAY...Mostly sunny. Cooler with highs around 60.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
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...Mostly cloudy in the evening, then clearing.
Lows in the mid 40s.
.WEDNESDAY...Mostly sunny. A slight chance of. Breezy with highs
around 80.

$$

WYZ006-191030-
Southeast Bighorn Basin-
Including the cities of Ten Sleep and Worland
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Mostly sunny. Highs around 80. South winds around
10 mph, becoming west with gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 40s. West winds
10 to 15 mph, becoming south after midnight.
.FRIDAY...Mostly sunny. Highs around 80. West winds 10 to 15 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 in the lower 80s.
.SATURDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Breezy with lows around 40. Chance of rain 30 percent.
.SUNDAY...Partly cloudy in the morning, then clearing. 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 upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows around 40.
.TUESDAY...Partly cloudy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the upper 40s.
.WEDNESDAY...Mostly sunny and breezy. Highs around 80.

$$

WYZ005-191030-
Southwest Bighorn Basin-
Including the city of Thermopolis
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Partly cloudy. Lows in the upper 40s.
Southwest winds around 10 mph.
.THURSDAY...Mostly sunny. Highs around 80. Southwest winds around
10 mph with gusts up to 20 mph, becoming west with gusts up to
30 mph in the afternoon.
.THURSDAY NIGHT...Partly cloudy. Lows around 50. West winds 10 to
15 mph with gusts up to 25 mph.
.FRIDAY...Partly cloudy in the morning, then clearing. Highs in
the lower 80s. West winds 10 to 15 mph with gusts up to 25 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds 10 to 15 mph with gusts up to 25 mph.
.SATURDAY...Partly cloudy and windy. Highs in the lower 80s.
.SATURDAY NIGHT...Partly cloudy. A slight chance of. Breezy with
lows in the mid 30s.
.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 in the morning, then becoming mostly
cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 30s.
.TUESDAY...Partly cloudy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Lows in the mid 40s.
.WEDNESDAY...Mostly sunny and breezy. Highs in the upper 70s.

$$

WYZ023-191030-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Lows in the upper 30s.
.THURSDAY...Sunny. Highs in the lower 70s. Southwest winds around
10 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows around 40. Southwest winds around
10 mph in the evening.
.FRIDAY...Sunny. Highs in the lower 70s. Southwest winds around
10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Lows around 40.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 70.
.SATURDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 30s.
.SUNDAY...Mostly sunny. Highs around 60.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.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 mid 60s.
.TUESDAY NIGHT...Mostly clear. Lows around 40.
.WEDNESDAY...Mostly sunny with a 20 percent chance of showers.
Highs in the upper 60s.

$$

WYZ025-191030-
Upper Green River Basin Foothills-
Including the city of Pinedale
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature in the mid 30s.
.THURSDAY...Sunny. Highs in the mid 60s. West winds 10 to 15 mph
with gusts up to 25 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the mid 30s. Northwest
winds 10 to 15 mph with gusts up to 25 mph in the evening.
.FRIDAY...Sunny. Highs in the mid 60s. West winds 10 to 15 mph
with gusts up to 25 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows in the mid 30s. Northwest winds
around 10 mph with gusts up to 20 mph in the evening.
.SATURDAY...Mostly sunny and breezy. Highs in the mid 60s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows around 30.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows around 30.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs around 60.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 30s.
.TUESDAY...Partly cloudy. Highs in the lower 60s.
.TUESDAY NIGHT...Mostly clear. Lows in the mid 30s.
.WEDNESDAY...Sunny, breezy with highs in the lower 60s.

$$

WYZ026-191030-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
316 AM MDT Thu Mar 19 2026

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

$$

WYZ010-191030-
Northeast Johnson County-
Including the city of Buffalo
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Near steady temperature in the
mid 40s. Southwest winds around 10 mph.
.THURSDAY...Mostly sunny. Highs in the upper 70s. South winds
around 10 mph, becoming west with gusts up to 20 mph in the
afternoon.
.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. Southwest winds
around 10 mph, becoming west with gusts up to 20 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.
.SATURDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Breezy with lows in the mid 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Much
cooler with highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 30s.
.TUESDAY...Partly cloudy. Highs around 70.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 40s.
.WEDNESDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the upper 70s.

$$

WYZ011-191030-
Southeast Johnson County-
Including the city of Kaycee
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Near steady temperature in the
upper 40s. Southwest winds around 10 mph.
.THURSDAY...Mostly sunny and breezy. Highs around 80. Southwest
winds 10 to 15 mph, becoming west 15 to 20 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 40s. West winds
10 to 15 mph.
.FRIDAY...Mostly sunny and breezy. Highs around 80. 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.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest
winds 10 to 15 mph.
.SATURDAY...Partly cloudy and breezy. Highs around 80.
.SATURDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Breezy with lows in the mid 30s. Chance of rain
30 percent.
.SUNDAY...Partly 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 mid 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 30s.
.TUESDAY...Partly cloudy. Highs in the lower 70s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then clearing.
Lows in the upper 40s.
.WEDNESDAY...Mostly sunny and breezy. Highs around 80.

$$

WYZ027-191030-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature in the lower
40s.
.THURSDAY...Sunny, breezy with highs in the lower 70s. West winds
around 10 mph, increasing to 15 to 20 mph with gusts up to 30 mph
in the afternoon.
.THURSDAY NIGHT...Clear. Lows around 40. West winds 10 to 15 mph.
.FRIDAY...Sunny. Highs in the lower 70s. West winds 10 to 15 mph.
.FRIDAY NIGHT...Clear. Lows around 40. West winds 10 to 15 mph in
the evening.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the upper
30s.
.SUNDAY...Mostly sunny and breezy. Highs around 60.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.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...Partly cloudy and breezy. Highs in the upper 60s.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 40s.
.WEDNESDAY...Sunny, breezy with highs around 70.

$$

WYZ016-191030-
Upper Wind River Basin-
Including the city of Dubois
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Near steady temperature in the
mid 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Sunny, breezy with highs around 70. West winds 20 to
25 mph with gusts up to 40 mph.
.THURSDAY NIGHT...Mostly clear and breezy. Lows in the lower 40s.
Northwest winds 20 to 25 mph with gusts up to 35 mph, diminishing
to 10 to 15 mph after midnight.
.FRIDAY...Sunny, breezy with highs around 70. West winds 15 to
25 mph. Gusts up to 40 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.
.SATURDAY NIGHT...Partly cloudy in the evening, then mostly clear
with a chance of rain showers after midnight. Windy with lows in
the mid 30s. Chance of rain 30 percent.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear. Lows in the mid 30s.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the upper 50s.
.MONDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Breezy with lows around 40.
.TUESDAY...Partly cloudy and windy. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly clear and breezy. Lows in the mid 40s.
.WEDNESDAY...Sunny and very windy. Highs in the upper 60s.

$$

WYZ001-191030-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
316 AM MDT Thu Mar 19 2026

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

$$

WYZ029-191030-
Flaming Gorge-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature in the mid 40s.
.THURSDAY...Sunny, breezy with highs in the mid 70s. Southwest
winds around 10 mph with gusts up to 20 mph, becoming northwest
15 to 20 mph with gusts up to 35 mph in the afternoon.
.THURSDAY NIGHT...Clear, breezy with lows in the lower 40s. West
winds 15 to 20 mph with gusts up to 35 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 with gusts up to 25 mph, becoming south after
midnight.
.SATURDAY...Mostly sunny and breezy. Highs in the upper 70s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the lower
40s.
.SUNDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the mid 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 30s.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Highs in the upper 60s.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 40s.
.TUESDAY...Partly cloudy and breezy. Highs in the mid 70s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the mid 40s.
.WEDNESDAY...Sunny, breezy with highs in the upper 70s.

$$

WYZ022-191030-
Casper Mountain-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds 10 to 15 mph with gusts up to 25 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the upper 60s. West winds 15 to 20 mph with gusts
up to 35 mph.
.THURSDAY NIGHT...Clear, breezy with lows in the lower 40s. West
winds 15 to 20 mph with gusts up to 30 mph.
.FRIDAY...Sunny, breezy with highs in the upper 60s. West winds
15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest
winds 10 to 15 mph with gusts up to 30 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s.
.SUNDAY...Mostly cloudy in the morning, then becoming partly
cloudy. A slight chance of. Cooler with highs in the lower 50s.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 50s.
.MONDAY NIGHT...Cloudy. Lows in the lower 40s.
.TUESDAY...Partly cloudy and breezy. Highs in the mid 60s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then clearing.
Breezy with lows in the upper 40s.
.WEDNESDAY...Mostly sunny and windy. Highs in the upper 60s.

$$

WYZ002-191030-
Absaroka Mountains-
316 AM MDT Thu Mar 19 2026

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

$$

WYZ007-191030-
Owl Creek and Bridger Mountains-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Partly cloudy. Lows in the upper 40s.
Southwest winds 10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Sunny, breezy with highs in the lower 70s. West winds
15 to 20 mph. Gusts up to 35 mph in the afternoon.
.THURSDAY NIGHT...Partly cloudy and breezy. Lows around 50. West
winds 15 to 20 mph with gusts up to 40 mph.
.FRIDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the lower 70s. West winds 15 to 20 mph with gusts
up to 35 mph.
.FRIDAY NIGHT...Partly cloudy and breezy. Lows in the upper 40s.
Southwest winds 15 to 20 mph. Gusts up to 35 mph in the evening.
.SATURDAY...Partly cloudy and windy. Highs in the lower 70s.
.SATURDAY NIGHT...Partly cloudy. A slight chance of. Windy with
lows in the mid 30s.
.SUNDAY...Mostly sunny. Highs in the mid 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the upper 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
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 in the evening, then clearing.
Breezy with lows in the upper 40s.
.WEDNESDAY...Mostly sunny and windy. Highs in the lower 70s.

$$

WYZ008-191030-
Bighorn Mountains West-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Near steady temperature in the
mid 40s. West winds around 10 mph with gusts up to 20 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Breezy
with highs in the lower 60s. West winds 15 to 20 mph with gusts
up to 35 mph.
.THURSDAY NIGHT...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 60s. West
winds 15 to 20 mph with gusts up to 35 mph.
.FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. Southwest
winds 10 to 15 mph with gusts up to 30 mph.
.SATURDAY...Partly cloudy. A slight chance of. Breezy with highs
in the mid 60s.
.SATURDAY NIGHT...Mostly cloudy with snow showers likely. Rain
showers likely, mainly in the evening. Little or no snow
accumulation. Breezy with lows in the lower 30s. Chance of
precipitation 60 percent.
.SUNDAY...Partly cloudy in the morning, then clearing. A chance
of snow showers with a slight chance of rain showers. Cooler with
highs in the mid 40s. Chance of precipitation 30 percent.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the lower 50s.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 30s.
.TUESDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 50s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then clearing.
Lows in the mid 40s.
.WEDNESDAY...Mostly sunny in the morning, then partly cloudy with
a chance of rain showers in the afternoon. Breezy with highs in
the mid 60s. Chance of rain 30 percent.

$$

WYZ009-191030-
Bighorn Mountains Southeast-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear and breezy. Near steady
temperature in the mid 40s. West winds 15 to 20 mph with gusts up
to 35 mph.
.THURSDAY...Partly cloudy in the morning, then clearing. Windy
with highs in the lower 60s. West winds 20 to 30 mph with gusts
up to 45 mph.
.THURSDAY NIGHT...Mostly clear and breezy. Lows in the mid 40s.
West winds 15 to 25 mph with gusts up to 40 mph.
.FRIDAY...Mostly sunny and windy. Highs in the mid 60s. West
winds 20 to 30 mph with gusts up to 45 mph.
.FRIDAY NIGHT...Mostly clear and breezy. Lows in the upper 40s.
West winds 15 to 20 mph with gusts up to 40 mph.
.SATURDAY...Partly cloudy and windy. Highs in the upper 60s.
.SATURDAY NIGHT...Mostly cloudy with a chance of rain showers. A
chance of snow showers in the evening, then snow showers likely
after midnight. Little or no snow accumulation. Breezy with lows
in the lower 30s. Chance of precipitation 60 percent.
.SUNDAY...Partly cloudy in the morning, then clearing. A chance
of snow showers with a slight chance of rain showers. Cooler with
highs in the mid 40s. Chance of precipitation 30 percent.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 30s.
.MONDAY...Partly cloudy. Highs in the lower 50s.
.MONDAY NIGHT...Mostly cloudy. Lows in the upper 30s.
.TUESDAY...Partly cloudy and breezy. Highs in the upper 50s.
.TUESDAY NIGHT...Mostly cloudy in the evening, then clearing.
Breezy with lows in the mid 40s.
.WEDNESDAY...Mostly sunny. A slight chance of. Windy with highs
in the mid 60s.

$$

WYZ012-191030-
Teton and Gros Ventre Mountains-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Lows in the lower 30s. Southwest winds
around 10 mph with gusts up to 25 mph.
.THURSDAY...Sunny. Highs in the upper 50s. Southwest winds 10 to
15 mph with gusts up to 30 mph.
.THURSDAY NIGHT...Clear. Lows in the lower 30s. Southwest winds
10 to 15 mph with gusts up to 25 mph.
.FRIDAY...Sunny. Highs in the upper 50s. Southwest winds 10 to
15 mph with gusts up to 30 mph.
.FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. South winds
10 to 15 mph with gusts up to 30 mph.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the mid 50s.
.SATURDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. A chance of rain and snow showers. Breezy with
lows in the upper 20s. Chance of precipitation 40 percent.
.SUNDAY...Mostly sunny. Highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear. Lows in the upper 20s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Highs in the upper 40s.
.MONDAY NIGHT...Mostly cloudy with a slight chance of rain
showers. A chance of snow showers, mainly in the evening. Lows in
the lower 30s. Chance of precipitation 30 percent.
.TUESDAY...Partly cloudy. Highs in the lower 50s.
.TUESDAY NIGHT...Mostly clear 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 lower 50s. Chance of precipitation
30 percent.

$$

WYZ014-191030-
Wind River Mountains West-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature in the mid 30s.
Northwest winds around 10 mph with gusts up to 25 mph.
.THURSDAY...Sunny, breezy with highs in the mid 50s. West winds
15 to 20 mph with gusts up to 35 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 30s. West winds
10 to 15 mph with gusts up to 30 mph.
.FRIDAY...Sunny, breezy with highs in the mid 50s. West winds
15 to 20 mph. Gusts up to 35 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows in the mid 30s. West winds 10 to
15 mph with gusts up to 30 mph.
.SATURDAY...Mostly sunny and windy. Highs in the mid 50s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the upper
20s.
.SUNDAY...Mostly sunny and breezy. Highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the upper 20s.
.MONDAY...Mostly sunny in the morning, then becoming mostly
cloudy. Breezy with highs in the upper 40s.
.MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s.
.TUESDAY...Partly cloudy and breezy. Highs in the lower 50s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Breezy with lows in the mid 30s.
.WEDNESDAY...Mostly sunny and windy. Highs in the lower 50s.

$$

WYZ015-191030-
Wind River Mountains East-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear and breezy. Near steady
temperature in the lower 40s. West winds 20 to 25 mph with gusts
up to 40 mph.
.THURSDAY...Sunny, windy with highs in the mid 50s. West winds
20 to 30 mph with gusts up to 45 mph.
.THURSDAY NIGHT...Mostly clear in the evening, then becoming
partly cloudy. Breezy with lows in the upper 30s. West winds
20 to 25 mph with gusts up to 45 mph.
.FRIDAY...Mostly sunny and breezy. Highs in the mid 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 20 mph with gusts up to 40 mph.
.SATURDAY...Mostly sunny and windy. Highs in the mid 50s.
.SATURDAY NIGHT...Partly cloudy. A slight chance of. Windy with
lows around 30.
.SUNDAY...Mostly sunny with a 20 percent chance of snow showers.
Breezy with highs in the mid 40s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Breezy with lows in the upper 20s.
.MONDAY...Mostly sunny in the morning, then becoming partly
cloudy. Breezy with highs in the upper 40s.
.MONDAY NIGHT...Mostly cloudy and windy. Lows in the lower 30s.
.TUESDAY...Partly cloudy and windy. Highs in the lower 50s.
.TUESDAY NIGHT...Partly cloudy in the evening, then clearing.
Windy with lows in the upper 30s.
.WEDNESDAY...Sunny with a slight chance of rain and snow showers.
Very windy with highs in the mid 50s. Chance of precipitation
20 percent.

$$

WYZ019-191030-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Mostly clear. Lows in the lower 40s. Southwest
winds 10 to 15 mph with gusts up to 30 mph.
.THURSDAY...Sunny, breezy with highs in the lower 70s. West winds
15 to 25 mph with gusts up to 35 mph.
.THURSDAY NIGHT...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 30 mph, becoming
southwest around 10 mph with gusts up to 20 mph after midnight.
.SATURDAY...Mostly sunny in the morning, then becoming partly
cloudy. Windy with highs in the mid 70s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the mid 30s.
.SUNDAY...Partly cloudy in the morning, then clearing. Highs in
the upper 50s.
.SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.MONDAY...Partly cloudy in the morning, then becoming mostly
cloudy. Breezy with highs in the lower 60s.
.MONDAY NIGHT...Cloudy. Lows around 40.
.TUESDAY...Partly cloudy and breezy. Highs in the upper 60s.
.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.

$$

WYZ024-191030-
Salt River and Wyoming Ranges-
316 AM MDT Thu Mar 19 2026

.REST OF TONIGHT...Clear. Near steady temperature around 40.
Southwest winds around 10 mph with gusts up to 20 mph.
.THURSDAY...Sunny, breezy with highs in the lower 60s. Southwest
winds around 10 mph, becoming west 15 to 20 mph in the afternoon.
.THURSDAY NIGHT...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, becoming south after midnight.
.SATURDAY...Mostly sunny and breezy. Highs in the lower 60s.
.SATURDAY NIGHT...Partly cloudy and breezy. Lows in the lower
30s.
.SUNDAY...Mostly sunny. Highs in the lower 50s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows around 30.
.MONDAY...Partly cloudy. Highs in the mid 50s.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 30s.
.TUESDAY...Partly cloudy and breezy. Highs in the upper 50s.
.TUESDAY NIGHT...Mostly clear and breezy. Lows in the upper 30s.
.WEDNESDAY...A slight chance of snow showers in the morning.
Sunny with a slight chance of rain showers. Breezy with highs in
the upper 50s. Chance of precipitation 20 percent.

$$

WYZ030-191030-
East Sweetwater County-
Including the city of Wamsutter
316 AM MDT Thu Mar 19 2026

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

$$