FPUS55 KRIW 211334 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 632 AM MST Sat Feb 21 2026 WYZ020-212300- Natrona County Lower Elevations- Including the city of Casper 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 8 to 14 above. West winds around 10 mph, becoming southwest after midnight. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. Southwest winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY...Mostly cloudy and breezy. Highs around 50. Southwest winds 15 to 20 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 30s. .TUESDAY...Mostly cloudy and windy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy. A chance of rain and snow showers after midnight. Windy with lows in the lower 30s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of rain showers in the morning. A chance of snow showers. Windy with highs around 50. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of snow showers in the evening. Breezy with lows in the mid 20s. Chance of snow 20 percent. .THURSDAY...Mostly sunny and windy. Highs around 50. .THURSDAY NIGHT...Mostly clear and windy. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Windy with highs in the lower 50s. $$ WYZ017-212300- Wind River Basin- Including the cities of Riverton and Shoshoni 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy. Cold with lows 7 to 13 above. Southwest winds around 10 mph. .SUNDAY...Mostly sunny. Highs around 40. South winds around 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Southwest winds around 10 mph with gusts up to 20 mph. .MONDAY...Partly cloudy. Highs around 50. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 20s. .TUESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the mid 50s. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain showers. Breezy with lows in the lower 30s. .WEDNESDAY...Partly cloudy. A chance of snow and rain showers in the morning, then a slight chance of snow showers in the afternoon. Windy with highs in the lower 50s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the lower 50s. .THURSDAY NIGHT...Mostly clear and breezy. Lows around 30. .FRIDAY...Mostly sunny and windy. Highs in the mid 50s. $$ WYZ018-212300- Lander Foothills- Including the city of Lander 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 30s. South winds around 10 mph, becoming southeast this afternoon. .TONIGHT...Partly cloudy. Cold with lows 7 to 13 above. Southwest winds around 10 mph in the evening. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. South winds around 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Southwest winds around 10 mph. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 50s. Southwest winds around 10 mph. .MONDAY NIGHT...Mostly cloudy. Lows around 30. .TUESDAY...Mostly cloudy in the morning, then partly cloudy with a slight chance of rain showers in the afternoon. Breezy with highs in the mid 50s. Chance of rain 20 percent. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of rain showers. Breezy with lows in the lower 30s. .WEDNESDAY...Mostly cloudy with a chance of rain and snow showers in the morning, then partly cloudy with a slight chance of snow showers in the afternoon. Windy with highs around 50. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .THURSDAY...Mostly sunny and breezy. Highs around 50. .THURSDAY NIGHT...Mostly clear and breezy. Lows around 30. .FRIDAY...Mostly sunny and windy. Highs in the lower 50s. $$ WYZ028-212300- Rock Springs and Green River- Including the cities of Rock Springs and Green River 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the lower 30s. West winds around 10 mph. .TONIGHT...Partly cloudy. Cold with lows 6 to 12 above. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows around 20. .MONDAY...Partly cloudy. Highs around 50. West winds around 10 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and breezy. Highs around 50. .TUESDAY NIGHT...Mostly cloudy. A chance of rain showers after midnight. Breezy with lows in the lower 30s. Chance of rain 30 percent. .WEDNESDAY...A chance of rain showers in the morning. Mostly cloudy with a chance of snow showers. Windy with highs in the mid 40s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the mid 20s. .THURSDAY...Mostly sunny and windy. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .FRIDAY...Mostly sunny and windy. Highs around 50. $$ WYZ013-212300- Jackson Hole- Including the city of Jackson 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs around 30. .TONIGHT...Partly cloudy. Cold with lows 2 to 8 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 16. .MONDAY...Partly cloudy. Highs in the lower 40s. Southwest winds around 10 mph in the afternoon. .MONDAY NIGHT...Cloudy. A chance of snow showers after midnight. Lows in the mid 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Rain showers in the afternoon. Light snow accumulation. Highs in the upper 30s. Chance of precipitation 90 percent. .TUESDAY NIGHT...Snow and rain showers. New light snow accumulation. Breezy with lows in the mid 20s. Chance of precipitation 90 percent. .WEDNESDAY...Cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Breezy with highs in the mid 30s. Chance of snow 70 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 30 percent chance of snow showers. Breezy, cold with lows 10 to 15. .THURSDAY...Partly cloudy with a 30 percent chance of snow showers. Breezy with highs in the mid 30s. .THURSDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Breezy, cold with lows 14 to 20. .FRIDAY...Partly cloudy with a 40 percent chance of snow showers. Breezy with highs around 40. $$ WYZ003-212300- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Cold with lows around 20. Southwest winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. South winds around 10 mph, becoming southeast in the afternoon. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY...Partly cloudy. Highs in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the mid 30s. .TUESDAY...Mostly cloudy with a chance of rain and snow showers. Windy with highs in the lower 50s. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of rain and snow showers in the evening, then rain and snow showers likely after midnight. Little or no snow accumulation. Windy with lows in the lower 30s. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of rain showers in the morning. A chance of snow showers. Windy with highs in the mid 40s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear and windy. Lows in the upper 20s. .THURSDAY...Mostly sunny and windy. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear and windy. Lows around 30. .FRIDAY...Mostly sunny. A slight chance of snow showers in the afternoon. Windy with highs in the upper 40s. Chance of snow 20 percent. $$ WYZ004-212300- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs in the mid 30s. Southeast winds around 10 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 7 to 15 above. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. Southeast winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. Southeast winds around 10 mph. .MONDAY...Partly cloudy. Highs around 50. South winds around 10 mph. .MONDAY NIGHT...Mostly cloudy. Lows around 30. .TUESDAY...Mostly cloudy. A chance of rain showers in the afternoon. Highs in the mid 50s. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of rain showers. A chance of snow showers after midnight. Breezy with lows around 30. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with a chance of snow and rain showers in the morning, then mostly sunny with a slight chance of snow showers in the afternoon. Breezy with highs around 50. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the lower 50s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the mid 50s. $$ WYZ006-212300- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 30s. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 7 to 17 above. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. Southeast winds around 10 mph in the evening. .MONDAY...Partly cloudy. Highs around 50. .MONDAY NIGHT...Mostly cloudy. Lows around 30. .TUESDAY...Mostly cloudy. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy with a chance of rain showers. A chance of snow showers after midnight. Lows around 30. Chance of precipitation 30 percent. .WEDNESDAY...A chance of rain showers in the morning. Partly cloudy with a chance of snow showers. Breezy with highs around 50. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 20s. .THURSDAY...Mostly sunny. Highs in the lower 50s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the mid 50s. $$ WYZ005-212300- Southwest Bighorn Basin- Including the city of Thermopolis 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 30s. Southeast winds around 10 mph this afternoon. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 18. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. Southwest winds around 10 mph. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 50. South winds around 10 mph. .MONDAY NIGHT...Mostly cloudy. Lows around 30. .TUESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of. Highs in the mid 50s. .TUESDAY NIGHT...Mostly cloudy with a chance of rain showers. A chance of snow showers after midnight. Breezy with lows in the lower 30s. Chance of precipitation 40 percent. .WEDNESDAY...A chance of rain showers in the morning. Partly cloudy with a chance of snow showers. Breezy with highs around 50. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs in the lower 50s. .THURSDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .FRIDAY...Mostly sunny and breezy. Highs in the mid 50s. $$ WYZ023-212300- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs around 30. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows 6 to 12 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows 14 to 18. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Cloudy. A slight chance of snow showers after midnight. Lows in the upper 20s. Chance of snow 20 percent. .TUESDAY...Snow showers likely in the morning, then rain and snow showers in the afternoon. Little or no snow accumulation. Highs in the upper 30s. Chance of precipitation 90 percent. .TUESDAY NIGHT...Rain and snow showers. Little or no snow accumulation. Lows around 30. Chance of precipitation 90 percent. .WEDNESDAY...Cloudy in the morning, then becoming partly cloudy. Snow showers. Light snow accumulation. Breezy with highs in the mid 30s. Chance of snow 80 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 30 percent chance of snow showers. Cold with lows 15 to 20. .THURSDAY...Mostly sunny with a 30 percent chance of snow showers. Highs in the upper 30s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 30 percent chance of snow showers. Cold with lows around 20. .FRIDAY...Partly cloudy with a 40 percent chance of snow showers. Highs in the upper 30s. $$ WYZ025-212300- Upper Green River Basin Foothills- Including the city of Pinedale 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the upper 20s. .TONIGHT...Partly cloudy. Cold with lows 2 to 8 above. .SUNDAY...Mostly sunny. Highs in the mid 30s. .SUNDAY NIGHT...Partly cloudy. Cold with lows 8 to 14 above. .MONDAY...Partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Mostly cloudy. A slight chance of. Lows around 20. .TUESDAY...Snow showers. Light snow accumulation. Highs around 40. Chance of snow 80 percent. .TUESDAY NIGHT...Rain showers in the evening. Snow showers. New light snow accumulation. Lows in the lower 20s. Chance of precipitation 90 percent. .WEDNESDAY...Cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Windy with highs in the mid 30s. Chance of snow 70 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 30 percent chance of snow showers. Breezy, cold with lows 10 to 15. .THURSDAY...Mostly sunny with a 30 percent chance of snow showers. Breezy with highs in the mid 30s. .THURSDAY NIGHT...Mostly clear with a 30 percent chance of snow showers. Cold with lows 10 to 20. .FRIDAY...Mostly sunny with a 40 percent chance of snow showers. Breezy with highs around 40. $$ WYZ026-212300- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs around 30. West winds around 10 mph this afternoon. .TONIGHT...Partly cloudy. Cold with lows 4 to 8 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 14. .MONDAY...Partly cloudy. Highs in the lower 40s. .MONDAY NIGHT...Mostly cloudy. Lows in the lower 20s. .TUESDAY...Mostly cloudy. A chance of snow showers with a slight chance of rain showers in the afternoon. Breezy with highs in the mid 40s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Breezy with lows in the upper 20s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Windy with highs in the lower 40s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy, cold with lows 14 to 20. .THURSDAY...Mostly sunny and breezy. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear and breezy, cold with lows around 20. .FRIDAY...Mostly sunny and windy. Highs in the mid 40s. $$ WYZ010-212300- Northeast Johnson County- Including the city of Buffalo 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs in the lower 30s. North winds around 10 mph this afternoon. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 14. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. Southeast winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 20. South winds around 10 mph. .MONDAY...Partly cloudy. Highs in the mid 50s. Southwest winds around 10 mph in the morning. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s. .TUESDAY...Mostly cloudy. Highs in the upper 50s. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Lows around 30. Chance of precipitation 40 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of rain showers in the morning. A chance of snow showers. Breezy with highs in the mid 40s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 20s. .THURSDAY...Mostly sunny. Highs around 50. .THURSDAY NIGHT...Mostly clear. Lows around 30. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the lower 50s. $$ WYZ011-212300- Southeast Johnson County- Including the city of Kaycee 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs in the mid 30s. Southwest winds around 10 mph, becoming north this afternoon. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 14. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. South winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. Southwest winds around 10 mph with gusts up to 20 mph. .MONDAY...Partly cloudy. Highs in the mid 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Mostly cloudy. Lows in the lower 30s. .TUESDAY...Mostly cloudy and breezy. Highs around 60. .TUESDAY NIGHT...Mostly cloudy. A slight chance of rain showers in the evening, then a chance of rain and snow showers after midnight. Breezy with lows in the lower 30s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of rain showers in the morning. A chance of snow showers. Breezy with highs in the upper 40s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. .THURSDAY...Mostly sunny and breezy. Highs around 50. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows around 30. .FRIDAY...Mostly sunny and windy. Highs in the lower 50s. $$ WYZ027-212300- South Lincoln County- Including the cities of Kemmerer and Cokeville 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs around 30. .TONIGHT...Partly cloudy. Cold with lows around 10 above. .SUNDAY...Mostly sunny. Highs around 40. .SUNDAY NIGHT...Partly cloudy. Cold with lows 15 to 19. .MONDAY...Partly cloudy. Highs in the mid 40s. West winds around 10 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy. A chance of rain and snow showers in the afternoon. Breezy with highs in the mid 40s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of rain and snow showers in the evening, then rain and snow showers likely after midnight. Little or no snow accumulation. Breezy with lows in the lower 30s. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy. Snow and rain showers likely in the morning, then a chance of snow showers in the afternoon. Little or no snow accumulation. Windy with highs around 40. Chance of precipitation 60 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 20 percent chance of snow showers. Breezy with lows in the lower 20s. .THURSDAY...Mostly sunny and windy. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .FRIDAY...Mostly sunny and windy. Highs in the mid 40s. $$ WYZ016-212300- Upper Wind River Basin- Including the city of Dubois 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny and breezy. Highs in the mid 30s. Northwest winds 15 to 20 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Cold with lows 12 to 16. Northwest winds 10 to 15 mph. .SUNDAY...Mostly sunny. Highs in the lower 40s. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. West winds 10 to 15 mph with gusts up to 25 mph. .MONDAY...Partly cloudy and breezy. Highs in the upper 40s. West winds 15 to 20 mph with gusts up to 35 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of. Breezy with lows in the lower 30s. .TUESDAY...Partly cloudy. A chance of snow showers in the morning, then snow showers likely with a chance of rain showers in the afternoon. Little or no snow accumulation. Windy with highs in the mid 40s. Chance of precipitation 60 percent. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Snow showers with rain showers likely. Light snow accumulation. Windy with lows around 30. Chance of precipitation 90 percent. .WEDNESDAY...Mostly cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New little or no snow accumulation. Very windy with highs in the lower 40s. Chance of snow 60 percent. .WEDNESDAY NIGHT...Mostly clear. A chance of snow showers in the evening. Windy with lows in the lower 20s. Chance of snow 30 percent. .THURSDAY...Mostly sunny and very windy. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear. A chance of snow showers after midnight. Windy with lows in the upper 20s. Chance of snow 30 percent. .FRIDAY...Mostly sunny with a 30 percent chance of snow showers. Very windy with highs in the mid 40s. $$ WYZ001-212300- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 632 AM MST Sat Feb 21 2026 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the lower 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Cold with lows 2 to 8 above. South winds around 10 mph. .SUNDAY...Mostly sunny. Highs in the lower 30s. South winds around 10 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 10 to 16. South winds around 10 mph with gusts up to 20 mph. .MONDAY...Partly cloudy. Highs in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .MONDAY NIGHT...Cloudy. A chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Moderate snow accumulation. Breezy with highs in the lower 30s. Chance of snow 90 percent. .TUESDAY NIGHT...Snow showers. New moderate snow accumulation. Breezy with lows in the lower 20s. Chance of snow 90 percent. .WEDNESDAY...Mostly cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Breezy with highs in the upper 20s. Chance of snow 60 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 30 percent chance of snow showers. Breezy, cold with lows 10 to 15. .THURSDAY...Partly cloudy with a 30 percent chance of snow showers. Breezy with highs around 30. .THURSDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Breezy, cold with lows 14 to 20. .FRIDAY...Partly cloudy with a 40 percent chance of snow showers. Breezy with highs in the lower 30s. $$ WYZ029-212300- Flaming Gorge- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy. Cold with lows 10 to 14. Southeast winds around 10 mph with gusts up to 20 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. South winds around 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 20. South winds around 10 mph. .MONDAY...Partly cloudy. Highs in the upper 40s. Southwest winds around 10 mph. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 20s. .TUESDAY...Mostly cloudy and breezy. Highs in the lower 50s. .TUESDAY NIGHT...Cloudy. A slight chance of. Breezy with lows in the lower 30s. .WEDNESDAY...Mostly cloudy with a chance of snow showers. A chance of rain showers, mainly in the morning. Windy with highs in the mid 40s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Windy with lows in the mid 20s. .THURSDAY...Mostly sunny and windy. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .FRIDAY...Mostly sunny and windy. Highs in the lower 50s. $$ WYZ022-212300- Casper Mountain- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny and breezy. Highs in the upper 20s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 9 to 15 above. Southwest winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. Southwest winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .MONDAY...Partly cloudy in the morning, then becoming mostly cloudy. Breezy with highs in the mid 40s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s. .TUESDAY...Cloudy, breezy with highs in the mid 40s. .TUESDAY NIGHT...Cloudy. A slight chance of rain and snow showers in the evening, then a chance of snow and rain showers after midnight. Windy with lows in the lower 30s. Chance of precipitation 30 percent. .WEDNESDAY...A chance of rain showers in the morning. Mostly cloudy with a chance of snow showers. Little or no snow accumulation. Windy with highs in the lower 40s. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of snow showers in the evening, then mostly clear after midnight. Breezy with lows in the lower 20s. Chance of snow 20 percent. .THURSDAY...Mostly sunny and windy. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Windy with lows in the upper 20s. .FRIDAY...Partly cloudy and windy. Highs in the mid 40s. $$ WYZ002-212300- Absaroka Mountains- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny and breezy. Highs in the lower 20s. West winds 15 to 20 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Cold with lows 4 to 14 above. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY...Mostly sunny and breezy. Highs in the lower 30s. West winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy, cold with lows 13 to 23. West winds 15 to 20 mph with gusts up to 40 mph. .MONDAY...Partly cloudy and breezy. Highs in the mid 30s. West winds 15 to 25 mph with gusts up to 45 mph. .MONDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of snow showers after midnight. Windy with lows in the mid 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Light snow accumulation. Windy with highs in the lower 30s. Chance of snow 80 percent. .TUESDAY NIGHT...Snow showers. New moderate snow accumulation. Windy with lows in the lower 20s. Chance of snow 90 percent. .WEDNESDAY...Mostly cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Very windy with highs in the mid 20s. Chance of snow 60 percent. .WEDNESDAY NIGHT...Mostly clear. A chance of snow showers, mainly in the evening. Windy, cold with lows 10 to 20. Chance of snow 30 percent. .THURSDAY...Partly cloudy with a slight chance of snow showers in the morning, then mostly sunny with a chance of snow showers in the afternoon. Very windy with highs in the upper 20s. Chance of snow 30 percent. .THURSDAY NIGHT...Mostly clear with a 30 percent chance of snow showers. Very windy and cold with lows 14 to 24. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. A 40 percent chance of snow showers. Very windy with highs around 30. $$ WYZ007-212300- Owl Creek and Bridger Mountains- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the upper 20s. South winds around 10 mph. .TONIGHT...Partly cloudy. Cold with lows 13 to 19. South winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. South winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. Southwest winds 10 to 15 mph. .MONDAY...Partly cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the lower 30s. .TUESDAY...Mostly cloudy in the morning, then partly cloudy with a chance of rain and snow showers in the afternoon. Breezy with highs around 50. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of rain and snow showers. Breezy with lows in the lower 30s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with a 30 percent chance of snow showers. Windy with highs in the mid 40s. .WEDNESDAY NIGHT...Mostly clear and breezy. Lows in the mid 20s. .THURSDAY...Mostly sunny and windy. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear and windy. Lows around 30. .FRIDAY...Mostly sunny. A slight chance of. Windy with highs in the upper 40s. $$ WYZ008-212300- Bighorn Mountains West- 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs in the mid 20s. West winds around 10 mph with gusts up to 25 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 7 to 19 above. Southeast winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. South winds around 10 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. South winds around 10 mph, becoming southwest after midnight. .MONDAY...Partly cloudy. Highs around 40. West winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Mostly cloudy. Lows around 30. .TUESDAY...Mostly cloudy with a 30 percent chance of snow showers. Breezy with highs in the lower 40s. .TUESDAY NIGHT...Mostly cloudy with snow showers likely with a chance of rain showers. Light snow accumulation possible. Breezy with lows in the upper 20s. Chance of precipitation 70 percent. .WEDNESDAY...Mostly cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Windy with highs in the mid 30s. Chance of snow 60 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of snow showers in the evening. Breezy with lows in the lower 20s. Chance of snow 20 percent. .THURSDAY...Mostly sunny and breezy. Highs in the upper 30s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of. Breezy with lows in the mid 20s. .FRIDAY...Partly cloudy in the morning, then clearing. A 30 percent chance of snow showers. Windy with highs around 40. $$ WYZ009-212300- Bighorn Mountains Southeast- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 20s. West winds 10 to 15 mph with gusts up to 30 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows 9 to 15 above. West winds around 10 mph with gusts up to 20 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. Southwest winds 10 to 15 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the mid 20s. West winds 15 to 20 mph with gusts up to 35 mph. .MONDAY...Partly cloudy and breezy. Highs in the lower 40s. West winds 15 to 20 mph with gusts up to 35 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Breezy with lows in the lower 30s. .TUESDAY...Mostly cloudy. A chance of snow showers in the afternoon. Windy with highs in the lower 40s. Chance of snow 30 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of snow showers with a slight chance of rain showers in the evening, then snow showers likely after midnight. Little or no snow accumulation. Windy with lows in the upper 20s. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Snow showers likely. Light snow accumulation possible. Windy with highs in the mid 30s. Chance of snow 60 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of snow showers in the evening. Windy with lows in the lower 20s. Chance of snow 20 percent. .THURSDAY...Mostly sunny and windy. Highs in the upper 30s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Windy with lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then mostly sunny with a chance of snow showers in the afternoon. Very windy with highs around 40. Chance of snow 30 percent. $$ WYZ012-212300- Teton and Gros Ventre Mountains- 632 AM MST Sat Feb 21 2026 .TODAY...Partly cloudy this morning, then clearing. Highs in the lower 20s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy. Cold with lows 3 to 9 above. Southeast winds around 10 mph with gusts up to 25 mph. .SUNDAY...Mostly sunny. Highs in the lower 30s. South winds around 10 mph, becoming southwest in the afternoon. Gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 16. South winds around 10 mph with gusts up to 25 mph. .MONDAY...Partly cloudy. Highs in the mid 30s. South winds around 10 mph, becoming southwest in the afternoon. .MONDAY NIGHT...Cloudy. A chance of snow showers after midnight. Lows in the mid 20s. Chance of snow 40 percent. .TUESDAY...Snow showers. Snow may be heavy at times in the afternoon. Heavy snow accumulation. Breezy with highs in the lower 30s. Chance of snow 90 percent. .TUESDAY NIGHT...Snow showers. New heavy snow accumulation. Breezy with lows in the lower 20s. Chance of snow near 100 percent. .WEDNESDAY...Cloudy in the morning, then becoming partly cloudy. Snow showers. New light snow accumulation. Windy. Near steady temperature in the mid 20s. Chance of snow 80 percent. .WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Breezy, cold with lows 10 to 15. .THURSDAY...Partly cloudy with a 30 percent chance of snow showers. Breezy with highs in the upper 20s. .THURSDAY NIGHT...Partly cloudy with a 40 percent chance of snow showers. Breezy, cold with lows 15 to 20. .FRIDAY...Partly cloudy with a 50 percent chance of snow showers. Little or no snow accumulation. Breezy with highs in the lower 30s. $$ WYZ014-212300- Wind River Mountains West- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Cold with highs around 20. West winds 10 to 15 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy. Cold with lows 2 to 10 above. West winds around 10 mph. .SUNDAY...Mostly sunny. Highs around 30. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy. Cold with lows 10 to 18. West winds around 10 mph with gusts up to 20 mph. .MONDAY...Partly cloudy. Highs in the lower 30s. West winds 10 to 15 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly cloudy. A slight chance of. Breezy, cold with lows around 20. .TUESDAY...Snow showers. Light snow accumulation. Breezy with highs in the lower 30s. Chance of snow 80 percent. .TUESDAY NIGHT...Snow showers. New light snow accumulation. Windy with lows in the lower 20s. Chance of snow 90 percent. .WEDNESDAY...Cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Windy with highs in the upper 20s. Chance of snow 70 percent. .WEDNESDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Windy, cold with lows 5 to 15 above. .THURSDAY...Mostly sunny with a 30 percent chance of snow showers. Windy with highs in the upper 20s. .THURSDAY NIGHT...Mostly clear with a 30 percent chance of snow showers. Windy, cold with lows 10 to 20. .FRIDAY...Mostly sunny with a 30 percent chance of snow showers. Windy with highs in the lower 30s. $$ WYZ015-212300- Wind River Mountains East- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny and breezy. Highs in the lower 20s. West winds 15 to 20 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Cold with lows 4 to 14 above. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY...Mostly sunny. Highs in the lower 30s. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy and breezy, cold with lows 13 to 25. West winds 15 to 20 mph with gusts up to 35 mph. .MONDAY...Partly cloudy and breezy. Highs in the mid 30s. West winds 15 to 25 mph. Gusts up to 35 mph, increasing to 45 mph in the afternoon. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of. Windy with lows in the mid 20s. .TUESDAY...Mostly cloudy with snow showers. Light snow accumulation. Windy with highs in the mid 30s. Chance of snow 80 percent. .TUESDAY NIGHT...Snow showers. New light snow accumulation. Very windy with lows in the lower 20s. Chance of snow 80 percent. .WEDNESDAY...Mostly cloudy with snow showers likely in the morning, then partly cloudy with a chance of snow showers in the afternoon. New light snow accumulation possible. Very windy with highs in the upper 20s. Chance of snow 70 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 30 percent chance of snow showers. Very windy and cold with lows 9 to 21 above. .THURSDAY...Mostly sunny with a 30 percent chance of snow showers. Very windy with highs in the lower 30s. .THURSDAY NIGHT...Mostly clear with a 30 percent chance of snow showers. Very windy and cold with lows 13 to 25. .FRIDAY...Mostly sunny with a 30 percent chance of snow showers. Very windy with highs in the lower 30s. $$ WYZ019-212300- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny and breezy. Highs around 30. Southwest winds 15 to 20 mph with gusts up to 35 mph. .TONIGHT...Partly cloudy. Cold with lows 9 to 15 above. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the upper 30s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY...Mostly cloudy and breezy. Highs in the mid 40s. Southwest winds 15 to 20 mph with gusts up to 35 mph. .MONDAY NIGHT...Mostly cloudy and breezy. Lows in the upper 20s. .TUESDAY...Mostly cloudy and windy. Highs in the upper 40s. .TUESDAY NIGHT...Mostly cloudy with a chance of rain and snow showers. Windy with lows in the lower 30s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Windy with highs in the mid 40s. .WEDNESDAY NIGHT...Mostly clear with a 20 percent chance of snow showers. Windy with lows in the lower 20s. .THURSDAY...Mostly sunny and windy. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear and windy. Lows in the upper 20s. .FRIDAY...Mostly sunny and windy. Highs in the upper 40s. $$ WYZ024-212300- Salt River and Wyoming Ranges- 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny. Highs in the mid 20s. Southwest winds around 10 mph. .TONIGHT...Partly cloudy. Cold with lows 6 to 12 above. Southeast winds around 10 mph with gusts up to 20 mph. .SUNDAY...Mostly sunny. Highs in the mid 30s. South winds around 10 mph. .SUNDAY NIGHT...Partly cloudy. Cold with lows 14 to 20. Southwest winds around 10 mph. .MONDAY...Partly cloudy. Highs in the upper 30s. West winds around 10 mph. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers after midnight. Lows in the mid 20s. Chance of snow 30 percent. .TUESDAY...Snow showers. Light snow accumulation. Breezy with highs in the mid 30s. Chance of snow 90 percent. .TUESDAY NIGHT...Snow and rain showers. New moderate snow accumulation. Windy with lows in the upper 20s. Chance of precipitation 90 percent. .WEDNESDAY...Snow showers. New light snow accumulation. Windy with highs in the lower 30s. Chance of snow 80 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. A 30 percent chance of snow showers. Breezy, cold with lows 15 to 20. .THURSDAY...Mostly sunny with a 40 percent chance of snow showers. Breezy with highs in the lower 30s. .THURSDAY NIGHT...Mostly clear with a 40 percent chance of snow showers. Breezy with lows in the lower 20s. .FRIDAY...Mostly sunny with a 40 percent chance of snow showers. Windy with highs in the mid 30s. $$ WYZ030-212300- East Sweetwater County- Including the city of Wamsutter 632 AM MST Sat Feb 21 2026 .TODAY...Mostly sunny and breezy. Highs around 30. Southwest winds 15 to 20 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy. Cold with lows around 10 above. South winds around 10 mph. .SUNDAY...Partly cloudy in the morning, then clearing. Highs around 40. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Cold with lows around 20. Southwest winds around 10 mph. .MONDAY...Mostly cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .TUESDAY...Mostly cloudy and breezy. Highs around 50. .TUESDAY NIGHT...Mostly cloudy. A slight chance of. Breezy with lows in the lower 30s. .WEDNESDAY...A chance of rain showers in the morning. Mostly cloudy with a chance of snow showers. Windy with highs in the mid 40s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Windy with lows in the mid 20s. .THURSDAY...Mostly sunny and windy. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .FRIDAY...Mostly sunny and windy. Highs around 50. $$