Zone Forecast Product
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
336 FPUS55 KRIW 201004 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 302 AM MST Thu Nov 20 2025 WYZ020-201115- Natrona County Lower Elevations- Including the city of Casper 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the mid 30s. South winds around 10 mph. .THURSDAY...Partly cloudy in the morning, then clearing. Patchy fog in the morning. Highs in the lower 50s. Southwest winds around 10 mph, becoming northeast in the afternoon. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of. Patchy fog after midnight. Lows in the lower 30s. Northeast winds around 10 mph in the evening. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 50s. Southwest winds around 10 mph. .FRIDAY NIGHT...Mostly clear. Lows around 30. Southwest winds around 10 mph with gusts up to 20 mph. .SATURDAY...Mostly sunny. Highs in the lower 50s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs in the lower 50s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Mostly sunny. Highs in the lower 50s. .MONDAY NIGHT...Partly cloudy. A slight chance of rain and snow showers in the evening, then a chance of snow showers after midnight. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Cooler with highs in the lower 30s. .TUESDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Cold with lows around 10 above. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$ WYZ017-201115- Wind River Basin- Including the cities of Riverton and Shoshoni 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Patchy fog. Near steady temperature in the lower 30s. Southwest winds around 10 mph. .THURSDAY...Patchy fog in the morning. Mostly sunny. Highs around 50. .THURSDAY NIGHT...Partly cloudy. A slight chance of. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Highs around 50. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s. .SUNDAY...Mostly sunny. Highs in the upper 40s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Mostly sunny. Highs in the lower 50s. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers. A chance of snow showers after midnight. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A chance of snow showers in the morning. Highs in the mid 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. Highs around 30. $$ WYZ018-201115- Lander Foothills- Including the city of Lander 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Lows in the lower 30s. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 40s. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of rain showers after midnight. Lows around 30. Chance of rain 20 percent. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 50. .FRIDAY NIGHT...Mostly clear. Lows around 30. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the upper 40s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s. .SUNDAY...Mostly sunny. Highs in the upper 40s. .SUNDAY NIGHT...Mostly clear. Lows around 30. .MONDAY...Mostly sunny. Highs in the lower 50s. .MONDAY NIGHT...Partly cloudy. A slight chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 20 percent. .TUESDAY...Partly cloudy with a 20 percent chance of snow showers. Cooler with highs in the mid 30s. .TUESDAY NIGHT...Partly cloudy. A slight chance of snow showers in the evening. Cold with lows 10 to 15. Chance of snow 20 percent. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$ WYZ028-201115- Rock Springs and Green River- Including the cities of Rock Springs and Green River 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a slight chance of rain and snow showers. Patchy fog. Near steady temperature in the lower 30s. Chance of precipitation 20 percent. .THURSDAY...Mostly cloudy. A slight chance of rain and snow showers in the morning. Patchy fog in the morning. Highs in the mid 40s. Chance of precipitation 20 percent. .THURSDAY NIGHT...Cloudy. A chance of rain and snow showers after midnight. Lows in the upper 20s. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy. A slight chance of rain and snow showers in the morning. Patchy fog in the morning. Highs in the mid 40s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows around 20. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. .MONDAY...Mostly sunny. Highs in the upper 40s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 20. .TUESDAY...Partly cloudy. Highs in the mid 30s. .TUESDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. Highs in the mid 30s. $$ WYZ013-201115- Jackson Hole- Including the city of Jackson 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a chance of rain and snow showers. Patchy fog. Near steady temperature around 30. Chance of precipitation 30 percent. .THURSDAY...Partly cloudy in the morning, then clearing. Patchy fog in the morning. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs in the mid 40s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Lows around 20. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows around 20. .MONDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the lower 40s. Chance of snow 30 percent. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A 40 percent chance of snow showers. Cold with lows around 15. .TUESDAY...Partly cloudy with a 40 percent chance of snow showers. Highs around 30. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers, mainly in the evening. Cold with lows 5 to 10 above. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. A chance of snow showers in the afternoon. Highs around 30. Chance of snow 30 percent. $$ WYZ003-201115- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 30s. .THURSDAY...Mostly sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 30s. .FRIDAY...Mostly sunny. Highs around 50. Southwest winds around 10 mph, becoming south in the afternoon. .FRIDAY NIGHT...Mostly clear. Lows around 30. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the lower 30s. .SUNDAY...Mostly sunny. Highs in the lower 50s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 30s. .MONDAY...Partly cloudy. Highs in the lower 50s. .MONDAY NIGHT...A chance of rain showers in the evening. Partly cloudy with a chance of snow showers. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Cooler with highs in the lower 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy. Cold with lows around 15. .WEDNESDAY...Partly cloudy. Highs around 30. $$ WYZ004-201115- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 30s. .THURSDAY...Sunny. Highs around 50. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Mostly sunny. Highs in the lower 50s. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. South winds around 10 mph after midnight. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .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...A chance of rain showers in the evening. Partly cloudy with a chance of snow showers. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A chance of snow showers in the morning. Highs in the mid 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy. Cold with lows around 15. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$ WYZ006-201115- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Near steady temperature in the mid 30s. .THURSDAY...Mostly sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs in the lower 50s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs in the lower 50s. .MONDAY NIGHT...Partly cloudy with a chance of snow showers. A chance of rain showers, mainly in the evening. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A chance of snow showers, mainly in the morning. Highs in the mid 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows around 15. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$ WYZ005-201115- Southwest Bighorn Basin- Including the city of Thermopolis 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 30s. .THURSDAY...Mostly sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs around 50. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs in the lower 50s. .MONDAY NIGHT...Partly cloudy with a slight chance of rain showers. A slight chance of snow showers in the evening, then a chance of snow showers after midnight. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A chance of snow showers, mainly in the morning. Cooler with highs in the mid 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of snow showers. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. Highs around 30. $$ WYZ023-201115- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Patchy fog. Lows in the upper 20s. .THURSDAY...Partly cloudy. Patchy fog in the morning. A slight chance of. Highs in the mid 40s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 20s. .FRIDAY...Partly cloudy. Highs in the upper 40s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the upper 40s. .SUNDAY NIGHT...Mostly clear. Lows around 20. .MONDAY...Partly cloudy. A slight chance of rain and snow showers in the afternoon. Highs in the mid 40s. Chance of precipitation 20 percent. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of rain showers in the evening. A chance of snow showers. Cold with lows around 20. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Highs in the lower 30s. .TUESDAY NIGHT...Partly cloudy. A slight chance of snow showers in the evening. Cold with lows 10 to 15. Chance of snow 20 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the afternoon. Highs in the mid 30s. Chance of snow 20 percent. $$ WYZ025-201115- Upper Green River Basin Foothills- Including the city of Pinedale 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a slight chance of rain and snow showers. Patchy fog. Near steady temperature in the upper 20s. Chance of precipitation 20 percent. .THURSDAY...Patchy fog in the morning. Partly cloudy. Highs in the lower 40s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 20s. North winds around 10 mph after midnight. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear. Cold with lows around 20. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the upper 40s. .SUNDAY NIGHT...Mostly clear. Cold with lows around 20. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 40s. .MONDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Cold with lows 10 to 15. .TUESDAY...Partly cloudy with a 30 percent chance of snow showers. Highs around 30. .TUESDAY NIGHT...Partly cloudy. Cold with lows 5 to 10 above. .WEDNESDAY...Partly cloudy. A slight chance of. Highs around 30. $$ WYZ026-201115- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a slight chance of rain and snow showers. Patchy fog. Near steady temperature in the upper 20s. Chance of precipitation 20 percent. .THURSDAY...Patchy fog in the morning. Partly cloudy. Highs in the mid 40s. Northeast winds around 10 mph in the morning. .THURSDAY NIGHT...Mostly cloudy. A slight chance of. Lows in the mid 20s. North winds around 10 mph. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the upper 40s. .FRIDAY NIGHT...Mostly clear. Lows around 20. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Cold with lows around 20. .MONDAY...Mostly sunny. Highs in the mid 40s. .MONDAY NIGHT...Partly cloudy. Cold with lows 15 to 20. .TUESDAY...Partly cloudy. Highs in the lower 30s. .TUESDAY NIGHT...Partly cloudy. Cold with lows 5 to 10 above. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$ WYZ010-201115- Northeast Johnson County- Including the city of Buffalo 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the lower 30s. .THURSDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Patchy fog in the morning. Highs in the mid 50s. .FRIDAY NIGHT...Mostly clear. Lows around 30. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .SATURDAY NIGHT...Mostly clear. Lows around 30. .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...A chance of rain showers in the evening. Partly cloudy with a chance of snow showers. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A slight chance of snow showers in the morning. Breezy and much cooler with highs in the lower 30s. Chance of snow 20 percent. .TUESDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. Highs around 30. $$ WYZ011-201115- Southeast Johnson County- Including the city of Kaycee 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the mid 30s. South winds around 10 mph. .THURSDAY...Mostly sunny. Highs around 50. South winds around 10 mph, becoming north in the afternoon. .THURSDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Patchy fog in the morning. Highs in the mid 50s. .FRIDAY NIGHT...Mostly clear. Lows around 30. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the mid 50s. .SATURDAY NIGHT...Mostly clear. Lows around 30. .SUNDAY...Mostly sunny. Highs in the mid 50s. .SUNDAY NIGHT...Mostly clear. Lows around 30. .MONDAY...Partly cloudy. Highs in the upper 50s. .MONDAY NIGHT...Partly cloudy. A slight chance of rain and snow showers in the evening, then a chance of snow showers after midnight. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy with a chance of snow showers in the morning, then partly cloudy in the afternoon. Much cooler with highs in the mid 30s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy. Cold with lows around 10 above. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$ WYZ027-201115- South Lincoln County- Including the cities of Kemmerer and Cokeville 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a chance of rain and snow showers. Patchy fog. Near steady temperature in the lower 30s. Chance of precipitation 30 percent. .THURSDAY...Mostly cloudy. A chance of rain and snow showers in the morning. Patchy fog in the morning. Highs around 40. Northeast winds around 10 mph. Chance of precipitation 30 percent. .THURSDAY NIGHT...Mostly cloudy. A slight chance of. Lows around 30. .FRIDAY...Cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 40s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. West winds around 10 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. .MONDAY...Mostly sunny. Highs in the mid 40s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 20. .TUESDAY...Partly cloudy. Highs in the mid 30s. .TUESDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. Highs in the mid 30s. $$ WYZ016-201115- Upper Wind River Basin- Including the city of Dubois 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Patchy fog. Near steady temperature around 30. Northwest winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 40s. Northwest winds around 10 mph in the morning. .THURSDAY NIGHT...Partly cloudy. Lows around 30. Northwest winds around 10 mph after midnight. .FRIDAY...Partly cloudy in the morning, then clearing. Highs around 50. West winds around 10 mph. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s. .SUNDAY...Mostly sunny. Highs around 50. .SUNDAY NIGHT...Mostly clear. Lows around 30. .MONDAY...Mostly sunny. A slight chance of. Breezy with highs in the upper 40s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of rain showers in the evening. A chance of snow showers. Breezy, cold with lows around 20. Chance of precipitation 40 percent. .TUESDAY...Partly cloudy with a 30 percent chance of snow showers. Highs around 30. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows around 10 above. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. Highs around 30. $$ WYZ001-201115- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly cloudy with a 30 percent chance of snow showers. Patchy fog. Near steady temperature in the upper 20s. .THURSDAY...Partly cloudy in the morning, then clearing. Patchy fog in the morning. Highs in the upper 30s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs around 40. Southwest winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Southwest winds around 10 mph. .SATURDAY...Partly cloudy. Highs in the upper 30s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the mid 30s. Chance of snow 30 percent. .MONDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Cold with lows 10 to 15. .TUESDAY...Partly cloudy with a 40 percent chance of snow showers. Highs in the lower 20s. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows 5 to 10 above. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the lower 20s. Chance of snow 30 percent. $$ WYZ029-201115- Flaming Gorge- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly cloudy with a chance of rain and snow showers. Near steady temperature in the lower 30s. Southeast winds around 10 mph. Chance of precipitation 30 percent. .THURSDAY...Mostly cloudy. Highs in the mid 40s. Southeast winds around 10 mph in the morning. .THURSDAY NIGHT...Cloudy. A chance of rain and snow showers after midnight. Lows around 30. Chance of precipitation 30 percent. .FRIDAY...Cloudy. A slight chance of rain and snow showers in the morning. Patchy fog in the morning. Highs in the lower 40s. West winds around 10 mph. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy. Lows around 30. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 20s. .SUNDAY...Mostly sunny. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Mostly sunny. Highs in the upper 40s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 20s. .TUESDAY...Partly cloudy. Highs in the mid 30s. .TUESDAY NIGHT...Partly cloudy. Cold with lows 15 to 20. .WEDNESDAY...Partly cloudy. Highs in the mid 30s. $$ WYZ022-201115- Casper Mountain- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the mid 30s. South winds around 10 mph. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 40s. South winds around 10 mph, becoming east with gusts up to 20 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of rain and snow showers after midnight. Lows around 30. East winds around 10 mph in the evening. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy. A chance of rain and snow showers, mainly in the morning. Highs in the mid 40s. Southwest winds around 10 mph in the afternoon. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Mostly sunny. Highs in the mid 40s. .MONDAY NIGHT...Partly cloudy. A slight chance of snow and rain showers in the evening, then a chance of snow showers after midnight. Cold with lows around 20. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 40 percent chance of snow showers. Highs in the upper 20s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A 30 percent chance of snow showers. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning. Highs in the mid 20s. Chance of snow 20 percent. $$ WYZ002-201115- Absaroka Mountains- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the upper 20s. West winds around 10 mph with gusts up to 20 mph. .THURSDAY...Mostly sunny. Highs in the upper 30s. Southwest winds around 10 mph in the morning. .THURSDAY NIGHT...Mostly clear. Lows in the mid 20s. Northwest winds around 10 mph after midnight. .FRIDAY...Mostly sunny. Highs in the upper 30s. West winds around 10 mph. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s. .SUNDAY...Mostly sunny. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. .MONDAY...Partly cloudy in the morning, then mostly sunny with a chance of snow showers in the afternoon. Breezy with highs in the mid 30s. Chance of snow 30 percent. .MONDAY NIGHT...Partly cloudy with a 50 percent chance of snow showers. Little or no snow accumulation. Breezy, cold with lows 10 to 15. .TUESDAY...Partly cloudy with a 40 percent chance of snow showers. Cold with highs around 20. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows 5 to 10 above. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Cold with highs around 20. Chance of snow 30 percent. $$ WYZ007-201115- Owl Creek and Bridger Mountains- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Near steady temperature in the mid 30s. South winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 40s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 30s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. .FRIDAY NIGHT...Mostly clear. Lows around 30. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 30s. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 40s. .MONDAY NIGHT...Partly cloudy. A slight chance of rain and snow showers in the evening, then a chance of snow showers after midnight. Lows in the lower 20s. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy. A chance of snow showers, mainly in the morning. Cooler with highs in the upper 20s. Chance of snow 30 percent. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows 10 to 15. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. Highs in the mid 20s. $$ WYZ008-201115- Bighorn Mountains West- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 30s. Southeast winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the lower 40s. South winds around 10 mph in the morning. .THURSDAY NIGHT...Mostly clear. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. Southwest winds around 10 mph in the afternoon. .FRIDAY NIGHT...Mostly clear. Lows around 30. Southwest winds around 10 mph. .SATURDAY...Mostly sunny. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs in the mid 40s. .MONDAY NIGHT...A slight chance of rain showers in the evening. Partly cloudy with a chance of snow showers. Cold with lows 11 to 23. Chance of precipitation 40 percent. .TUESDAY...Partly cloudy with a 40 percent chance of snow showers. Cooler with highs in the lower 20s. .TUESDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Cold with lows 5 to 15 above. .WEDNESDAY...Partly cloudy with a 20 percent chance of snow showers. Highs in the lower 20s. $$ WYZ009-201115- Bighorn Mountains Southeast- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly clear. Patchy fog. Near steady temperature in the lower 30s. West winds around 10 mph with gusts up to 20 mph. .THURSDAY...Mostly sunny. Highs in the lower 40s. West winds around 10 mph in the morning. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 30. Northwest winds around 10 mph in the evening. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. West winds around 10 mph. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. West winds 10 to 15 mph. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows around 30. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. .MONDAY NIGHT...A slight chance of rain showers in the evening. Partly cloudy with a chance of snow showers. Cold with lows 12 to 22. Chance of precipitation 40 percent. .TUESDAY...Partly cloudy with a 40 percent chance of snow showers. Much cooler with highs in the lower 20s. .TUESDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Cold with lows 5 to 15 above. .WEDNESDAY...Partly cloudy. Highs in the lower 20s. $$ WYZ012-201115- Teton and Gros Ventre Mountains- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a 30 percent chance of snow showers. Patchy fog. Near steady temperature in the mid 20s. .THURSDAY...Partly cloudy in the morning, then clearing. Patchy fog in the morning. Highs in the upper 30s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs in the upper 30s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 30s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the upper 30s. .SUNDAY NIGHT...Mostly clear. Cold with lows around 20. .MONDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the lower 30s. Chance of snow 30 percent. .MONDAY NIGHT...Partly cloudy with snow showers likely in the evening, then mostly cloudy with a chance of snow showers after midnight. Light snow accumulation possible. Cold with lows 10 to 15. Chance of snow 60 percent. .TUESDAY...Partly cloudy. A chance of snow showers in the morning, then snow showers likely in the afternoon. New little or no snow accumulation. Highs in the lower 20s. Chance of snow 60 percent. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers, mainly in the evening. Cold with lows 5 to 10 above. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the lower 20s. Chance of snow 30 percent. $$ WYZ014-201115- Wind River Mountains West- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a 20 percent chance of snow showers. Patchy fog. Lows in the lower 20s. .THURSDAY...Partly cloudy. Highs in the mid 30s. East winds around 10 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of snow showers after midnight. Lows in the lower 20s. Northeast winds around 10 mph with gusts up to 20 mph. Chance of snow 30 percent. .FRIDAY...Partly cloudy. Highs in the upper 30s. North winds around 10 mph, becoming west with gusts up to 20 mph in the afternoon. .FRIDAY NIGHT...Mostly clear. Cold with lows around 20. Northwest winds around 10 mph with gusts up to 20 mph. .SATURDAY...Mostly sunny. Highs in the upper 30s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs around 40. Temperature falling into the lower 30s in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the mid 30s. .MONDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Breezy, cold with lows 10 to 15. .TUESDAY...Partly cloudy with a 30 percent chance of snow showers. Highs in the lower 20s. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows zero to 10 above zero. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. A chance of snow showers in the afternoon. Highs in the lower 20s. Chance of snow 30 percent. $$ WYZ015-201115- Wind River Mountains East- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the mid 20s. Southwest winds around 10 mph with gusts up to 20 mph. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 30s. Southwest winds around 10 mph in the morning. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Northwest winds around 10 mph. .FRIDAY...Partly cloudy. Highs in the upper 30s. Northwest winds around 10 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 20s. West winds 10 to 15 mph with gusts up to 30 mph. .SATURDAY...Mostly sunny. Highs in the upper 30s. .SATURDAY NIGHT...Mostly clear. Lows in the lower 20s. .SUNDAY...Mostly sunny. Highs around 40. Temperature falling into the lower 30s in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. .MONDAY...Mostly sunny. A slight chance of. Breezy with highs in the mid 30s. Temperature falling into the upper 20s in the afternoon. .MONDAY NIGHT...Partly cloudy with a 40 percent chance of snow showers. Breezy, cold with lows 10 to 20. .TUESDAY...Partly cloudy with a 30 percent chance of snow showers. Breezy with highs in the lower 20s. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows zero to 10 above zero. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Cold with highs around 20. Chance of snow 30 percent. $$ WYZ019-201115- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the lower 30s. South winds around 10 mph. .THURSDAY...Patchy fog in the morning. Partly cloudy. Highs in the mid 40s. South winds around 10 mph, becoming northeast in the afternoon. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of rain and snow showers after midnight. Lows around 30. North winds around 10 mph with gusts up to 20 mph. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy with a chance of rain and snow showers in the morning, then partly cloudy in the afternoon. Highs in the mid 40s. Northwest winds around 10 mph, becoming west with gusts up to 20 mph in the afternoon. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. .MONDAY...Mostly sunny. Highs in the mid 40s. .MONDAY NIGHT...Partly cloudy. A chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 30 percent. .TUESDAY...Partly cloudy with a 30 percent chance of snow showers. Highs in the lower 30s. .TUESDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Cold with lows 10 to 15. Chance of snow 30 percent. .WEDNESDAY...Partly cloudy. Highs in the upper 20s. $$ WYZ024-201115- Salt River and Wyoming Ranges- 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Partly cloudy with a 20 percent chance of snow showers. Patchy fog. Near steady temperature in the upper 20s. .THURSDAY...Partly cloudy. A chance of snow showers in the morning. Patchy fog in the morning. Highs in the upper 30s. Chance of snow 30 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of snow showers after midnight. Lows in the mid 20s. Chance of snow 30 percent. .FRIDAY...Partly cloudy. Highs in the upper 30s. Northwest winds around 10 mph in the afternoon. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 20s. Northwest winds around 10 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. .SATURDAY NIGHT...Mostly clear. Lows in the lower 20s. .SUNDAY...Mostly sunny. Highs in the lower 40s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 20s. .MONDAY...Mostly sunny. A chance of snow showers in the afternoon. Highs in the upper 30s. Chance of snow 30 percent. .MONDAY NIGHT...Partly cloudy with a 30 percent chance of snow showers. Breezy, cold with lows 14 to 20. .TUESDAY...Partly cloudy with a 40 percent chance of snow showers. Highs in the mid 20s. .TUESDAY NIGHT...Partly cloudy. Cold with lows 5 to 15 above. .WEDNESDAY...Partly cloudy. Highs in the mid 20s. $$ WYZ030-201115- East Sweetwater County- Including the city of Wamsutter 302 AM MST Thu Nov 20 2025 .REST OF TONIGHT...Mostly cloudy. Patchy fog. Near steady temperature in the lower 30s. Southeast winds around 10 mph. .THURSDAY...Patchy fog in the morning. Partly cloudy. Highs in the mid 40s. Southeast winds around 10 mph, becoming northeast in the afternoon. .THURSDAY NIGHT...Mostly cloudy. A chance of rain and snow showers after midnight. Lows around 30. North winds around 10 mph with gusts up to 20 mph. Chance of precipitation 30 percent. .FRIDAY...Cloudy. A chance of rain and snow showers in the morning. Patchy fog in the morning. Highs in the lower 40s. North winds around 10 mph, becoming west in the afternoon. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 20s. Southwest winds around 10 mph. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the lower 20s. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 20s. .MONDAY...Mostly sunny and breezy. Highs in the mid 40s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 20s. .TUESDAY...Partly cloudy. Highs in the lower 30s. .TUESDAY NIGHT...Partly cloudy. Cold with lows 10 to 15. .WEDNESDAY...Partly cloudy. Highs in the lower 30s. $$