Zone Forecast Product
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
343 FPUS55 KRIW 181804 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 1102 AM MST Tue Nov 18 2025 WYZ020-182300- Natrona County Lower Elevations- Including the city of Casper 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy. Lows in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 50s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 30. Northeast winds around 10 mph. .THURSDAY...Partly cloudy in the morning, then clearing. Highs around 50. East winds around 10 mph in the afternoon. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs around 50. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows around 30. .SUNDAY...Mostly sunny and breezy. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy. Lows around 30. .MONDAY...Partly cloudy. Highs in the upper 40s. $$ WYZ017-182300- Wind River Basin- Including the cities of Riverton and Shoshoni 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs around 50. Southeast winds 10 to 15 mph, becoming south this afternoon. Gusts up to 30 mph. .TONIGHT...Partly cloudy. Lows in the lower 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Partly cloudy. Highs around 50. Southwest winds around 10 mph, becoming east in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .THURSDAY...Mostly sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. .FRIDAY NIGHT...Mostly clear. Lows in the mid 20s. .SATURDAY...Mostly sunny. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Mostly sunny. Highs around 50. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy in the morning, then clearing. Highs around 50. $$ WYZ018-182300- Lander Foothills- Including the city of Lander 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the lower 50s. South winds around 10 mph, becoming southeast this afternoon. Gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows in the lower 30s. Southwest winds around 10 mph. .WEDNESDAY...Partly cloudy. Highs around 50. Northeast winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .THURSDAY...Mostly sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. .FRIDAY NIGHT...Mostly clear. Lows in the mid 20s. .SATURDAY...Mostly sunny. Highs in the upper 40s. .SATURDAY NIGHT...Mostly clear. Lows around 30. .SUNDAY...Mostly sunny. Highs around 50. .SUNDAY NIGHT...Partly cloudy. Lows around 30. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. $$ WYZ028-182300- Rock Springs and Green River- Including the cities of Rock Springs and Green River 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the mid 40s. .TONIGHT...Mostly cloudy. Patchy fog after midnight. Lows in the upper 20s. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Areas of fog in the morning. Highs in the upper 40s. .WEDNESDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows in the mid 20s. .THURSDAY...Partly cloudy. Highs in the upper 40s. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 20s. .FRIDAY...Partly cloudy. Highs in the mid 40s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the lower 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 20s. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the upper 40s. $$ WYZ013-182300- Jackson Hole- Including the city of Jackson 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 40s. .TONIGHT...Partly cloudy. Patchy fog in the evening. Areas of fog after midnight. Scattered snow showers after midnight. Lows in the mid 20s. Chance of snow 30 percent. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy with scattered snow and rain showers. Highs in the lower 40s. Southwest winds around 10 mph in the afternoon. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Scattered rain and snow showers in the evening. Patchy fog in the evening. Areas of fog after midnight. Lows in the mid 20s. Chance of precipitation 30 percent. .THURSDAY...Partly cloudy in the morning, then clearing. Areas of fog in the morning. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of snow showers. A slight chance of rain showers in the afternoon. Highs in the lower 40s. Chance of precipitation 20 percent. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SUNDAY...Partly cloudy with a slight chance of snow showers. A slight chance of rain showers in the afternoon. Highs in the lower 40s. Chance of precipitation 20 percent. .SUNDAY 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 mid 20s. Chance of precipitation 30 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of snow showers. A chance of rain showers in the afternoon. Highs in the lower 40s. Chance of precipitation 30 percent. $$ WYZ003-182300- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. A chance of rain showers this morning. Highs in the lower 50s. Southwest winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy. Lows in the mid 30s. Southwest winds around 10 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 40s. West winds around 10 mph, becoming northeast in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. Northwest winds around 10 mph in the evening. .THURSDAY...Mostly sunny. Highs in the upper 40s. .THURSDAY NIGHT...Mostly clear. Lows around 30. .FRIDAY...Mostly sunny. Highs in the lower 50s. .FRIDAY NIGHT...Mostly clear. Lows around 30. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 50. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 30s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy. A slight chance of. Lows around 30. .MONDAY...Partly cloudy with a slight chance of rain showers. A slight chance of snow showers in the afternoon. Highs in the upper 40s. Chance of precipitation 20 percent. $$ WYZ004-182300- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 50s. Southeast winds around 10 mph this afternoon. .TONIGHT...Partly cloudy. Lows in the mid 30s. .WEDNESDAY...Partly cloudy. Highs in the lower 50s. North winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. Northwest winds around 10 mph in the evening. .THURSDAY...Mostly 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. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 50. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs in the upper 40s. $$ WYZ006-182300- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 50s. .TONIGHT...Partly cloudy. Lows in the mid 30s. .WEDNESDAY...Partly cloudy. Highs in the lower 50s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. North winds around 10 mph in the evening. .THURSDAY...Mostly sunny. Highs around 50. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Mostly sunny. Highs around 50. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs around 50. $$ WYZ005-182300- Southwest Bighorn Basin- Including the city of Thermopolis 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the lower 50s. Southeast winds around 10 mph this afternoon. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. Southwest winds around 10 mph in the evening. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 50s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .THURSDAY...Mostly sunny. Highs around 50. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Mostly sunny. Highs around 50. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs around 50. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs around 50. $$ WYZ023-182300- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Widespread fog this morning. Highs in the mid 40s. .TONIGHT...Partly cloudy in the evening, then mostly cloudy with scattered rain and snow showers after midnight. Patchy fog in the evening. Areas of fog after midnight. Lows in the mid 20s. Chance of precipitation 40 percent. .WEDNESDAY...Scattered snow showers in the morning. Areas of fog in the morning. Mostly cloudy with scattered rain showers. Highs in the mid 40s. South winds around 10 mph in the afternoon. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the mid 20s. .THURSDAY...Partly cloudy in the morning, then clearing. Areas of fog in the morning. Highs around 50. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 20. .SUNDAY...Partly cloudy. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. A slight chance of. Lows in the mid 20s. .MONDAY...Partly cloudy. A slight chance of rain and snow showers in the morning, then a chance of rain and snow showers in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent. $$ WYZ025-182300- Upper Green River Basin Foothills- Including the city of Pinedale 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the lower 40s. .TONIGHT...Mostly cloudy. Areas of fog. Lows in the lower 20s. .WEDNESDAY...Areas of fog in the morning. Mostly cloudy with scattered snow showers. Scattered rain showers in the afternoon. Highs around 40. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the lower 20s. .THURSDAY...Areas of fog in the morning. Mostly sunny. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 20. .FRIDAY...Mostly sunny. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear. Cold with lows around 20. .SATURDAY...Mostly sunny. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 40s. .SUNDAY NIGHT...Partly cloudy. Cold with lows around 20. .MONDAY...Partly cloudy. Highs in the lower 40s. $$ WYZ026-182300- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the lower 40s. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog in the evening. Areas of fog after midnight. Lows in the mid 20s. .WEDNESDAY...Areas of fog in the morning. Mostly cloudy with scattered snow showers in the morning, then partly cloudy in the afternoon. Highs in the mid 40s. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Patchy fog after midnight. Lows in the lower 20s. .THURSDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear. Cold with lows around 20. .SATURDAY...Mostly sunny. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Cold with lows around 20. .SUNDAY...Mostly sunny. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. Cold with lows around 20. .MONDAY...Partly cloudy. Highs in the mid 40s. $$ WYZ010-182300- Northeast Johnson County- Including the city of Buffalo 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 50s. Southeast winds around 10 mph this afternoon. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 30s. West winds around 10 mph in the evening. .WEDNESDAY...Partly cloudy. Highs around 50. Northwest winds around 10 mph, becoming north in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. North winds around 10 mph in the evening. .THURSDAY...Mostly sunny. Highs around 50. Southeast winds around 10 mph. .THURSDAY NIGHT...Mostly clear. Lows around 30. .FRIDAY...Mostly sunny. 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...Partly cloudy in the morning, then clearing. Highs in the mid 50s. .SUNDAY NIGHT...Partly cloudy. Lows around 30. .MONDAY...Partly cloudy. Highs in the upper 40s. $$ WYZ011-182300- Southeast Johnson County- Including the city of Kaycee 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 50s. South winds around 10 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows in the lower 30s. Southwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 50s. West winds around 10 mph, becoming northeast in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows around 30. North winds around 10 mph in the evening. .THURSDAY...Mostly sunny. Highs in the lower 50s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 50s. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 50s. .SATURDAY NIGHT...Mostly clear. Lows around 30. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 50s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs in the lower 50s. $$ WYZ027-182300- South Lincoln County- Including the cities of Kemmerer and Cokeville 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the lower 40s. .TONIGHT...Mostly cloudy. Scattered snow showers after midnight. Patchy fog after midnight. Lows in the upper 20s. Chance of snow 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 40s. South winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 20s. .THURSDAY...Partly cloudy. Highs in the mid 40s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 20s. .FRIDAY...Partly cloudy. Highs in the mid 40s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. 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...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 20s. .MONDAY...Partly cloudy. Highs in the mid 40s. $$ WYZ016-182300- Upper Wind River Basin- Including the city of Dubois 1102 AM MST Tue Nov 18 2025 .TODAY...Partly cloudy. Highs in the mid 40s. Northwest winds 10 to 15 mph. .TONIGHT...Partly cloudy. Lows around 30. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Scattered rain and snow showers in the afternoon. Highs in the mid 40s. Northwest winds around 10 mph, becoming south in the afternoon. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. Northwest winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 20s. .FRIDAY...Mostly sunny. Highs around 50. .FRIDAY NIGHT...Mostly clear. Lows in the mid 20s. .SATURDAY...Mostly sunny. Highs in the upper 40s. .SATURDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .SUNDAY...Mostly sunny and breezy. Highs in the upper 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. A chance of snow showers with a slight chance of rain showers in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent. $$ WYZ001-182300- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. A chance of snow showers this morning. Highs in the upper 30s. Southwest winds around 10 mph this afternoon. Chance of snow 30 percent. .TONIGHT...Mostly cloudy. Patchy fog after midnight. Lows in the upper 20s. Southwest winds around 10 mph. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy with scattered snow showers. Scattered rain showers in the afternoon. Highs in the upper 30s. Southwest winds around 10 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Scattered snow showers in the evening. Patchy fog. Lows in the mid 20s. Chance of snow 30 percent. .THURSDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs around 40. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SATURDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 30s. .SATURDAY NIGHT...Partly cloudy. A slight chance of. Lows in the lower 20s. .SUNDAY...Partly cloudy with a 30 percent chance of snow showers. Highs in the mid 30s. .SUNDAY NIGHT...Partly cloudy with a slight chance of snow showers in the evening, then mostly cloudy with a chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 30 percent. .MONDAY...Mostly cloudy with a 40 percent chance of snow showers. Highs in the mid 30s. $$ WYZ029-182300- Flaming Gorge- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the upper 40s. Southeast winds around 10 mph. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30. South winds 10 to 15 mph. .WEDNESDAY...Areas of fog in the morning. Partly cloudy. Highs in the upper 40s. South winds around 10 mph, becoming northeast with gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows around 30. Southeast winds around 10 mph. .THURSDAY...Partly cloudy. Highs in the mid 40s. Northeast winds around 10 mph in the afternoon. .THURSDAY NIGHT...Mostly cloudy. Lows around 30. .FRIDAY...Partly cloudy. Highs in the lower 40s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 20s. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. $$ WYZ022-182300- Casper Mountain- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy and breezy. Lows in the lower 30s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .WEDNESDAY...Partly cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 30. South winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 40s. Southeast winds around 10 mph, becoming east in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy. A slight chance of rain and snow showers in the morning. Highs in the lower 40s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear and breezy. Lows in the upper 20s. .SUNDAY...Mostly sunny and breezy. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. $$ WYZ002-182300- Absaroka Mountains- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the upper 30s. West winds around 10 mph. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly cloudy. Scattered snow showers in the afternoon. Highs in the upper 30s. West winds around 10 mph. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Scattered snow showers in the evening. Lows in the mid 20s. West winds around 10 mph. Chance of snow 30 percent. .THURSDAY...Mostly sunny. Highs in the upper 30s. West winds around 10 mph in the morning. .THURSDAY NIGHT...Mostly clear. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs in the upper 30s. .FRIDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the mid 30s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the mid 20s. .SUNDAY...Partly cloudy with a 20 percent chance of snow showers. Breezy with highs in the mid 30s. .SUNDAY NIGHT...Partly cloudy. A slight chance of snow showers in the evening, then a chance of snow showers after midnight. Breezy with lows in the mid 20s. Chance of snow 30 percent. .MONDAY...Partly cloudy with a 30 percent chance of snow showers. Breezy with highs in the mid 30s. $$ WYZ007-182300- Owl Creek and Bridger Mountains- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the upper 40s. South winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. Southwest winds around 10 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 40s. Southwest winds around 10 mph, becoming southeast in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. North winds around 10 mph in the evening. .THURSDAY...Mostly sunny. Highs in the mid 40s. .THURSDAY NIGHT...Mostly clear. Lows around 30. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs in the mid 40s. .SATURDAY NIGHT...Mostly clear. Lows around 30. .SUNDAY...Mostly sunny. Highs in the upper 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. Highs in the mid 40s. $$ WYZ008-182300- Bighorn Mountains West- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. A chance of snow showers with isolated rain showers this morning, then scattered snow showers this afternoon. Highs in the lower 40s. South winds around 10 mph with gusts up to 20 mph this afternoon. Chance of precipitation 30 percent. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s. South winds around 10 mph with gusts up to 20 mph, becoming southwest after midnight. .WEDNESDAY...Partly cloudy. Highs in the lower 40s. West winds around 10 mph. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. Southeast winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the lower 40s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Mostly sunny. Highs in the lower 40s. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Partly cloudy in the morning, then clearing. A slight chance of. Highs in the lower 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. A chance of snow showers in the afternoon. Highs in the upper 30s. Chance of snow 30 percent. $$ WYZ009-182300- Bighorn Mountains Southeast- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. Highs in the mid 40s. Southwest winds around 10 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows in the lower 30s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 40s. West winds around 10 mph, becoming southeast in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. Northeast winds around 10 mph, becoming west after midnight. .THURSDAY...Mostly sunny. Highs in the lower 40s. Southwest winds around 10 mph. .THURSDAY NIGHT...Mostly clear. Lows in the upper 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy. A slight chance of. Highs in the lower 40s. $$ WYZ012-182300- Teton and Gros Ventre Mountains- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy. A chance of snow showers this morning. Highs in the mid 30s. Chance of snow 30 percent. .TONIGHT...Mostly cloudy. Scattered snow showers after midnight. Patchy fog after midnight. Lows in the mid 20s. South winds around 10 mph. Chance of snow 30 percent. .WEDNESDAY...Mostly cloudy with scattered snow showers. Scattered rain showers in the afternoon. Highs in the mid 30s. South winds around 10 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Scattered snow showers in the evening. Patchy fog. Lows in the mid 20s. Chance of snow 30 percent. .THURSDAY...Mostly sunny. Highs in the upper 30s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 20s. .FRIDAY...Mostly sunny. Highs in the upper 30s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. A 20 percent chance of snow showers. Highs in the mid 30s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SUNDAY...Partly cloudy. A slight chance of snow showers in the morning, then a chance of snow showers in the afternoon. Highs in the mid 30s. Chance of snow 30 percent. .SUNDAY NIGHT...Partly cloudy. A slight chance of snow showers in the evening, then a chance of snow showers after midnight. Lows in the lower 20s. Chance of snow 30 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. A 40 percent chance of snow showers. Highs in the lower 30s. $$ WYZ014-182300- Wind River Mountains West- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy. Lows in the lower 20s. Southwest winds around 10 mph. .WEDNESDAY...Mostly cloudy with scattered snow showers. Highs in the mid 30s. Southwest winds around 10 mph. Chance of snow 40 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. Northwest winds around 10 mph, becoming north after midnight. .THURSDAY...Mostly sunny. Highs in the upper 30s. North winds around 10 mph in the afternoon. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. .FRIDAY NIGHT...Mostly clear. Cold with lows 14 to 22. .SATURDAY...Mostly sunny. Highs in the mid 30s. .SATURDAY NIGHT...Mostly clear. Cold with lows 16 to 24. .SUNDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 30s. .SUNDAY NIGHT...Partly cloudy. A slight chance of. Cold with lows around 20. .MONDAY...Partly cloudy. A chance of snow showers in the afternoon. Highs in the mid 30s. Chance of snow 30 percent. $$ WYZ015-182300- Wind River Mountains East- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the mid 30s. Southwest winds 10 to 15 mph. .TONIGHT...Partly cloudy. Lows in the mid 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Scattered snow showers. Highs in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. West winds around 10 mph. .THURSDAY...Mostly sunny. Highs in the mid 30s. Northwest winds around 10 mph in the morning. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. .FRIDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .SATURDAY...Mostly sunny and breezy. Highs in the mid 30s. .SATURDAY NIGHT...Mostly clear and breezy. Lows in the lower 20s. .SUNDAY...Mostly sunny and breezy. Highs in the mid 30s. .SUNDAY NIGHT...Partly cloudy and breezy. Lows in the lower 20s. .MONDAY...Partly cloudy. A chance of snow showers in the afternoon. Breezy with highs in the mid 30s. Chance of snow 30 percent. $$ WYZ019-182300- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Breezy with highs in the mid 40s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .TONIGHT...Partly cloudy. Lows in the lower 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 20s. South winds around 10 mph. .THURSDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. East winds around 10 mph, becoming northeast with gusts up to 20 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy. Highs in the mid 40s. .FRIDAY NIGHT...Mostly clear. Lows in the mid 20s. .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...Partly cloudy. Lows in the upper 20s. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. $$ WYZ024-182300- Salt River and Wyoming Ranges- 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the upper 30s. .TONIGHT...Partly cloudy in the evening, then mostly cloudy with scattered snow showers after midnight. Patchy fog after midnight. Lows in the mid 20s. Chance of snow 30 percent. .WEDNESDAY...Patchy fog in the morning. Mostly cloudy with scattered snow showers. Scattered rain showers in the afternoon. Highs in the upper 30s. South winds around 10 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 20s. .THURSDAY...Partly cloudy in the morning, then clearing. Highs around 40. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 20s. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 30s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. .SUNDAY...Partly cloudy. A slight chance of. Highs in the upper 30s. .SUNDAY NIGHT...Partly cloudy. A slight chance of. Lows in the lower 20s. .MONDAY...Partly cloudy with a 30 percent chance of snow showers. Highs in the upper 30s. $$ WYZ030-182300- East Sweetwater County- Including the city of Wamsutter 1102 AM MST Tue Nov 18 2025 .TODAY...Mostly cloudy this morning, then becoming partly cloudy. Highs in the mid 40s. South winds 10 to 15 mph. .TONIGHT...Mostly cloudy. Lows around 30. South winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the mid 40s. Southwest winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Areas of fog after midnight. Lows in the upper 20s. South winds around 10 mph in the evening. .THURSDAY...Partly cloudy. Highs in the mid 40s. Northeast winds around 10 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 20s. .FRIDAY...Partly cloudy. A slight chance of rain and snow showers in the morning. Highs in the lower 40s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 20s. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the mid 40s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 20s. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the lower 40s. $$