FPUS55 KRIW 210349 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 947 PM MDT Sat Jun 20 2026 WYZ020-211000- Natrona County Lower Elevations- Including the city of Casper 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy. Lows in the upper 40s. West winds around 10 mph. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. Northeast winds 10 to 15 mph, becoming east after midnight. .MONDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Breezy with highs around 80. Northwest winds 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 30 percent. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Breezy with lows in the mid 40s. Northeast winds 15 to 25 mph with gusts up to 35 mph, diminishing to 10 to 15 mph with gusts up to 25 mph after midnight. .TUESDAY...Partly cloudy in the morning, then clearing. Highs in the mid 70s. .TUESDAY NIGHT...Clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. A slight chance of. Highs around 80. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. .THURSDAY...Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .FRIDAY...Mostly sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .SATURDAY...Mostly sunny. A slight chance of. Breezy with highs around 90. $$ WYZ017-211000- Wind River Basin- Including the cities of Riverton and Shoshoni 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms late this evening. Some thunderstorms may be severe. Lows in the lower 50s. Northwest winds around 10 mph, becoming west with gusts up to 20 mph after midnight. Chance of rain 30 percent. .SUNDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. North winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. A chance of showers with a slight chance of thunderstorms in the evening. Lows around 50. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .MONDAY...Mostly sunny and breezy. Highs around 80. Southwest winds around 10 mph, becoming northwest 15 to 20 mph with gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Mostly clear and breezy. Lows in the upper 40s. Northeast winds 20 to 25 mph with gusts up to 40 mph, diminishing to around 10 mph with gusts up to 20 mph after midnight. .TUESDAY...Mostly sunny. Highs in the upper 70s. .TUESDAY NIGHT...Clear. Lows around 50. .WEDNESDAY...Mostly sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Mostly clear. Lows around 50. .THURSDAY...Mostly sunny. A slight chance of. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .FRIDAY...Mostly sunny. Highs in the upper 80s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .SATURDAY...Mostly sunny. A slight chance of. Windy with highs in the mid 80s. $$ WYZ018-211000- Lander Foothills- Including the city of Lander 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy. Lows in the lower 50s. West winds around 10 mph late this evening. .SUNDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Northwest winds around 10 mph in the morning. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MONDAY...Mostly sunny. Highs in the lower 80s. Northwest winds 10 to 15 mph with gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Mostly clear and breezy. Lows in the upper 40s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest around 10 mph after midnight. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Clear. Lows in the upper 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .THURSDAY...Mostly sunny. A slight chance of. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .FRIDAY...Mostly sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .SATURDAY...Mostly sunny. A slight chance of. Windy with highs in the mid 80s. $$ WYZ028-211000- Rock Springs and Green River- Including the cities of Rock Springs and Green River 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly clear and breezy. Lows in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph, becoming west around 10 mph with gusts up to 20 mph after midnight. .SUNDAY...Sunny. Highs around 80. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .MONDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the lower 80s. Southwest winds around 10 mph with gusts up to 20 mph, becoming west 15 to 20 mph with gusts up to 35 mph in the afternoon. .MONDAY NIGHT...Clear, breezy with lows in the mid 40s. Northwest winds 15 to 20 mph, becoming east around 10 mph after midnight. .TUESDAY...Mostly sunny. Highs in the mid 80s. .TUESDAY NIGHT...Clear. Lows in the upper 40s. .WEDNESDAY...Sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows around 50. .THURSDAY...Mostly sunny. Highs in the mid 80s. .THURSDAY NIGHT...Mostly clear. Lows around 50. .FRIDAY...Mostly sunny. A slight chance of. Breezy with highs in the mid 80s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .SATURDAY...Mostly sunny and windy. Highs in the lower 80s. $$ WYZ013-211000- Jackson Hole- Including the city of Jackson 947 PM MDT Sat Jun 20 2026 .TONIGHT...Showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the lower 40s. South winds 10 to 15 mph. Chance of rain 80 percent. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 70s. West winds around 10 mph with gusts up to 20 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows around 40. Southwest winds around 10 mph with gusts up to 20 mph in the evening. .MONDAY...Sunny. Highs in the lower 70s. Southwest winds around 10 mph, becoming west in the afternoon. .MONDAY NIGHT...Clear. Lows around 40. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT...Clear. Lows in the lower 40s. .WEDNESDAY...Mostly sunny. Highs around 80. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Partly cloudy in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 40s. Chance of rain 20 percent. .SATURDAY...Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 30 percent. $$ WYZ003-211000- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms late this evening, then a chance of showers with a slight chance of thunderstorms after midnight. Some thunderstorms may be severe late this evening. Lows in the lower 50s. Chance of rain 60 percent. .SUNDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Northwest winds around 10 mph, becoming north in the afternoon. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy with a chance of showers with a slight chance of thunderstorms. Lows around 50. North winds around 10 mph in the evening. Chance of rain 30 percent. .MONDAY...Mostly sunny. Showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the upper 60s. North winds 15 to 25 mph. Chance of rain 60 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Breezy with lows in the mid 40s. North winds 20 to 25 mph with gusts up to 35 mph, becoming northwest around 10 mph with gusts up to 20 mph after midnight. Chance of rain 20 percent. .TUESDAY...Mostly sunny. Highs in the lower 70s. .TUESDAY NIGHT...Mostly clear. Lows around 50. .WEDNESDAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .WEDNESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 50s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. .FRIDAY...Mostly sunny. A slight chance of. Highs in the mid 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Breezy with highs around 80. Chance of rain 30 percent. $$ WYZ004-211000- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms late this evening, then a chance of showers with a slight chance of thunderstorms after midnight. Some thunderstorms may be severe late this evening. Lows in the lower 50s. Northwest winds around 10 mph. Chance of rain 60 percent. .SUNDAY...Mostly cloudy in the morning, then clearing. Highs around 80. Northwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy with a slight chance of thunderstorms. A chance of showers after midnight. Lows around 50. Northwest winds around 10 mph with gusts up to 20 mph in the evening. Chance of rain 30 percent. .MONDAY...Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph, increasing to north 20 to 25 mph with gusts up to 40 mph in the afternoon. Chance of rain 30 percent. .MONDAY NIGHT...Mostly clear and breezy. Lows in the upper 40s. North winds 20 to 25 mph with gusts up to 40 mph, becoming northwest 10 to 15 mph with gusts up to 30 mph after midnight. .TUESDAY...Mostly sunny. Highs in the upper 70s. .TUESDAY NIGHT...Clear. Lows around 50. .WEDNESDAY...Mostly sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly sunny. A slight chance of. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. .FRIDAY...Mostly sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. $$ WYZ006-211000- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy with a chance of showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the lower 50s. West winds around 10 mph after midnight. Chance of rain 30 percent. .SUNDAY...Mostly cloudy in the morning, then clearing. A chance of showers in the morning. A slight chance of thunderstorms. Highs around 80. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. A slight chance of thunderstorms. A chance of showers after midnight. Lows in the lower 50s. Northeast winds around 10 mph, becoming southeast after midnight. Chance of rain 30 percent. .MONDAY...Mostly sunny and breezy. Highs around 80. Northwest winds 20 to 25 mph with gusts up to 35 mph in the afternoon. .MONDAY NIGHT...Mostly clear and breezy. Lows around 50. Northwest winds 20 to 25 mph with gusts up to 35 mph, becoming west 10 to 15 mph with gusts up to 25 mph after midnight. .TUESDAY...Sunny. Highs around 80. .TUESDAY NIGHT...Clear. Lows around 50. .WEDNESDAY...Mostly sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly sunny. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .FRIDAY...Mostly sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 60. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of. Breezy with highs around 90. $$ WYZ005-211000- Southwest Bighorn Basin- Including the city of Thermopolis 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms late this evening, then partly cloudy after midnight. Some thunderstorms may be severe. Lows in the lower 50s. Chance of rain 40 percent. .SUNDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Northwest winds 10 to 15 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. A chance of showers in the evening. A slight chance of thunderstorms. Lows around 50. Chance of rain 30 percent. .MONDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Breezy with highs in the upper 70s. South winds around 10 mph, becoming north 15 to 20 mph with gusts up to 35 mph in the afternoon. Chance of rain 30 percent. .MONDAY NIGHT...Mostly clear and breezy. Lows around 50. North winds 20 to 25 mph with gusts up to 35 mph, becoming northwest around 10 mph with gusts up to 20 mph after midnight. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT...Clear. Lows around 50. .WEDNESDAY...Mostly sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly sunny. A slight chance of. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .FRIDAY...Mostly sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 50s. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of. Breezy with highs in the upper 80s. $$ WYZ023-211000- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy. Lows in the lower 40s. South winds around 10 mph with gusts up to 20 mph late this evening. .SUNDAY...Mostly sunny. Highs in the mid 70s. Northwest winds around 10 mph with gusts up to 20 mph in the afternoon. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s.West winds around 10 mph in the evening. .MONDAY...Mostly sunny. Highs in the upper 70s. Southwest winds around 10 mph, becoming west with gusts up to 25 mph in the afternoon. .MONDAY NIGHT...Clear. Lows around 40. Southwest winds around 10 mph with gusts up to 20 mph in the evening. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 20 percent. $$ WYZ025-211000- Upper Green River Basin Foothills- Including the city of Pinedale 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy late this evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms late this evening. Some thunderstorms may be severe late this evening. Lows around 40. West winds around 10 mph with gusts up to 25 mph late this evening. Chance of rain 30 percent. .SUNDAY...Mostly sunny. Highs around 70. Northwest winds 10 to 15 mph. .SUNDAY NIGHT...Mostly clear. Lows around 40. Northwest winds 10 to 15 mph in the evening. .MONDAY...Mostly sunny and breezy. Highs in the mid 70s. South winds around 10 mph with gusts up to 20 mph, becoming west 15 to 20 mph with gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 30 mph in the evening. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT...Clear. Lows around 40. .WEDNESDAY...Mostly sunny. Highs around 80. .WEDNESDAY NIGHT...Mostly clear. Lows around 40. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows around 40. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 20 percent. $$ WYZ026-211000- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy late this evening, then clearing. Breezy with lows around 40. Northwest winds 15 to 20 mph with gusts up to 30 mph, becoming west around 10 mph with gusts up to 20 mph after midnight. .SUNDAY...Mostly sunny. Highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear. Lows around 40. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .MONDAY...Mostly sunny and breezy. Highs in the upper 70s. West winds around 10 mph with gusts up to 25 mph, increasing to 15 to 20 mph with gusts up to 35 mph in the afternoon. .MONDAY NIGHT...Clear, breezy with lows around 40. Northwest winds 15 to 20 mph, becoming east around 10 mph after midnight. Gusts up to 35 mph. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Clear. Lows around 40. .WEDNESDAY...Sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 40s. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. .FRIDAY...Mostly sunny and breezy. Highs in the lower 80s. .FRIDAY NIGHT...Mostly clear and breezy. Lows in the mid 40s. .SATURDAY...Mostly sunny. A slight chance of. Windy with highs in the upper 70s. $$ WYZ010-211000- Northeast Johnson County- Includingthe city of Buffalo 947 PM MDT Sat Jun 20 2026 .TONIGHT...Cloudy with a slight chance of showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the lower 50s. West winds around 10 mph. Chance of rain 20 percent. .SUNDAY...Cloudy in the morning, then becoming partly cloudy. Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. North winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 60 percent. .SUNDAY NIGHT...Partly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows around 50. East winds around 10 mph with gusts up to 25 mph in the evening. Chance of rain 30 percent. .MONDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs around 70. Southeast winds around 10 mph, becoming north 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 90 percent. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Breezy with lows in the mid 40s. North winds 15 to 20 mph with gusts up to 35 mph in the evening. Chance of rain 40 percent. .TUESDAY...Mostly sunny. A slight chance of. Highs around 70. .TUESDAY NIGHT...Mostly clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows around 50. Chance of rain 30 percent. .THURSDAY...Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. Chance of rain 40 percent. .FRIDAY...Partly cloudy in the morning, then clearing. A slight chance of. Highs around 90. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. $$ WYZ011-211000- Southeast Johnson County- Including the city of Kaycee 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy. Lows around 50. West winds around 10 mph late this evening. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the mid 70s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 80 percent. .SUNDAY NIGHT...Mostly clear with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 40s. Northeast winds around 10 mph with gusts up to 20 mph in the evening. Chance of rain 30 percent. .MONDAY...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the mid 70s. South winds around 10 mph, becoming north 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 80 percent. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Breezy with lows in the mid 40s. North winds 20 to 25 mph with gusts up to 35 mph, diminishing to around 10 mph after midnight. Chance of rain 30 percent. .TUESDAY...Partly cloudy in the morning, then clearing. Highs in the lower 70s. .TUESDAY NIGHT...Mostly clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. A slight chance of. Highs in the upper 70s. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms, mainly in the evening.Lows in the upper 40s. Chance of rain 30 percent. .THURSDAY...Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. Chance of rain 30 percent. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the upper 80s. .FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. .SATURDAY...Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Breezy with highs in the upper 80s. Chance of rain 20 percent. $$ WYZ027-211000- South Lincoln County- Including the cities of Kemmerer and Cokeville 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy late this evening, then clearing. Breezy with lows in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph, becoming west around 10 mph with gusts up to 20 mph after midnight. .SUNDAY...Sunny. Highs in the mid 70s. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph in the evening. .MONDAY...Mostly sunny and breezy. Highs around 80. West winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Clear, breezy with lows in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph in the evening. .TUESDAY...Mostly sunny. Highs in the lower 80s. .TUESDAY NIGHT...Clear. Lows in the mid 40s. .WEDNESDAY...Sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s. .THURSDAY...Sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny and breezy. Highs in the lower 80s. .FRIDAY NIGHT...Mostly clear and breezy. Lows in the mid 40s. .SATURDAY...Mostly sunny and windy. Highs in the mid 70s. $$ WYZ016-211000- Upper Wind River Basin- Including the city of Dubois 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy with a chance of showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .SUNDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .MONDAY...Mostly sunny and breezy. Highs in the mid 70s. West winds 15 to 20 mph with gusts up to 35 mph. .MONDAY NIGHT...Mostly clear and breezy. Lows around 40. North winds 15 to 20 mph with gusts up to 30 mph, becoming south around 10 mph after midnight. .TUESDAY...Mostly sunny and breezy. Highs in the mid 70s. .TUESDAY NIGHT...Clear. Lows in the lower 40s. .WEDNESDAY...Mostly sunny. Highs in the upper 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s. .THURSDAY...Mostly sunny. A slight chance of. Highs in the upper 70s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .FRIDAY...Mostly sunny and breezy. Highs around 80. .FRIDAY NIGHT...Mostly clear and breezy. Lows in the upper 40s. .SATURDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Windy with highs in the mid 70s. Chance of rain 20 percent. $$ WYZ001-211000- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 947 PM MDT Sat Jun 20 2026 .TONIGHT...Cloudy with showers with a slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows around 40. West winds around 10 mph with gusts up to 20 mph late this evening. Chance of rain 80 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A slight chance of. Highs in the lower 60s. West winds around 10 mph. Gusts up to 25 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy. Rain showers likely with a chance of thunderstorms in the evening, then a chance of rain showers with a slight chance of thunderstorms after midnight. Lows in the upper 30s. Southwest winds around 10 mph with gusts up to 20 mph in the evening. Chance of rain 60 percent. .MONDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 30 percent. .MONDAY NIGHT...Mostly clear. Lows in the mid 30s. Northwest winds around 10 mph with gusts up to 25 mph in the evening. .TUESDAY...Sunny. Highs in the upper 60s. .TUESDAY NIGHT...Clear. Lows in the upper 30s. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 70s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Mostly sunny. A slight chance of. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 40 percent. $$ WYZ029-211000- Flaming Gorge- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly clear and breezy. Lows around 50. Northwest winds 20 to 25 mph with gusts up to 35 mph, becoming southwest around 10 mph with gusts up to 20 mph after midnight. .SUNDAY...Sunny, breezy with highs in the upper 70s. West winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 50. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .MONDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the lower 80s. Southwest winds around 10 mph with gusts up to 20 mph, becoming west 15 to 20 mph with gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Clear, breezy with lows in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph, becoming northeast around 10 mph with gusts up to 20 mph after midnight. .TUESDAY...Mostly sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear. Lows around 50. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. .THURSDAY...Mostly sunny. A slight chance of. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .FRIDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Breezy with highs in the mid 80s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .SATURDAY...Mostly sunny. A slight chance of. Breezy with highs in the lower 80s. $$ WYZ022-211000- Casper Mountain- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy. Lows in the upper 40s. Southwest winds around 10 mph after midnight. .SUNDAY...Partly cloudy with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 60s. West winds 10 to 15 mph, becoming northwest in the afternoon. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast winds around 10 mph with gusts up to 20 mph, becoming southeast after midnight. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. South winds around 10 mph, becoming northwest in the afternoon. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. North winds 10 to 15 mph. Gusts up to 30 mph in the evening. .TUESDAY...Partly cloudy in the morning, then clearing. Highs in the upper 60s. .TUESDAY NIGHT...Clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. A slight chance of. Highs in the lower 70s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .FRIDAY...Mostly sunny. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .SATURDAY...Mostly sunny and breezy. Highs in the upper 70s. $$ WYZ002-211000- Absaroka Mountains- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy. A chance of rain showers with a slight chance of thunderstorms late this evening, then rain showers likely with a slight chance of thunderstorms after midnight. Some thunderstorms may be severe late this evening. Lows in the lower 40s. West winds 10 to 15 mph. Gusts up to 30 mph late this evening. Chance of rain 60 percent. .SUNDAY...Partly cloudy with a chance of rain showers. A chance of thunderstorms in the afternoon. Highs in the upper 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy with a slight chance of thunderstorms. Rain showers likely, mainly in the evening. Lows around 40. West winds 10 to 15 mph. Chance of rain 60 percent. .MONDAY...Mostly sunny. Rain showers likely with a chance of thunderstorms in the afternoon. Breezy with highs around 60. West winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 60 percent. .MONDAY NIGHT...Mostly clear. A chance of rain showers with a slight chance of thunderstorms in the evening. Breezy with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph in the evening. Chance of rain 30 percent. .TUESDAY...Mostly sunny. Highs in the lower 60s. .TUESDAY NIGHT...Clear. Lows around 40. .WEDNESDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the lower 40s. Chance of rain 30 percent. .THURSDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Breezy with highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the mid 40s. .SATURDAY...Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Windy with highs in the lower 60s. Chance of rain 40 percent. $$ WYZ007-211000- Owl Creek and Bridger Mountains- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy late this evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms late this evening. Some thunderstorms may be severe. Lows in the lower 50s. Northwest winds around 10 mph. Chance of rain 30 percent. .SUNDAY...Partly cloudy with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs around 70. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 40s. Northeast winds around 10 mph, becoming south after midnight. Chance of rain 30 percent. .MONDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Breezy with highs around 70. South winds around 10 mph, increasing to northwest 20 to 25 mph in the afternoon. Chance of rain 30 percent. .MONDAY NIGHT...Mostly clear and windy. Lows in the mid 40s. North winds 20 to 30 mph with gusts up to 45 mph, becoming northwest 10 to 15 mph with gusts up to 25 mph after midnight. .TUESDAY...Mostly sunny. Highs in the lower 70s. .TUESDAY NIGHT...Clear. Lows in the upper 40s. .WEDNESDAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of. Windy with highs in the upper 70s. $$ WYZ008-211000- Bighorn Mountains West- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy with a chance of rain showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the upper 40s. Northwest winds around 10 mph after midnight. Chance of rain 30 percent. .SUNDAY...Mostly cloudy with rain showers likely with a slight chance of thunderstorms in the morning, then partly cloudy with a chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent. .SUNDAY NIGHT...Partly cloudy with a chance of rain showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 40s. North winds around 10 mph with gusts up to 20 mph, becoming southeast after midnight. Chance of rain 30 percent. .MONDAY...Mostly sunny with rain showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 60s. Southwest winds around 10 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of rain 60 percent. .MONDAY NIGHT...Mostly clear with a chance of rain showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 40s. North winds 10 to 15 mph with gusts up to 30 mph, becoming south after midnight. Chance of rain 30 percent. .TUESDAY...Mostly sunny. A slight chance of. Highs in the mid 60s. .TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. .WEDNESDAY...Mostly sunny. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the upper 40s. Chance of rain 30 percent. .THURSDAY...Mostly sunny with a chance of rain showers. A chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. A chance of rain showers and thunderstorms in the evening. Lows around 50. Chance of rain 30 percent. .FRIDAY...Partly cloudy in the morning, then clearing. Highs in the mid 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 30 percent. $$ WYZ009-211000- Bighorn Mountains Southeast- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy with a chance of rain showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the mid 40s. West winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Rain showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 60s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent. .SUNDAY NIGHT...Partly cloudy with a chance of rain showers. A chance of thunderstorms, mainly in the evening. Lows in the lower 40s. Northeast winds around 10 mph, becoming southwest after midnight. Chance of rain 30 percent. .MONDAY...Mostly sunny. Rain showers likely with a slight chance of thunderstorms in the morning, then rain showers with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Southwest winds around 10 mph, becoming northwest in the afternoon. Chance of rain 90 percent. .MONDAY NIGHT...Partly cloudy. Rain showers likely with a chance of thunderstorms in the evening. Breezy with lows in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest around 10 mph after midnight. Chance of rain 60 percent. .TUESDAY...Partly cloudy in the morning, then mostly sunny with a chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly clear. Lows in the lower 40s. .WEDNESDAY...Mostly sunny. Rain showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 60 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the mid 40s. Chance of rain 40 percent. .THURSDAY...Mostly sunny. A chance of rain showers in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. A chance of rain showers and thunderstorms in the evening. Lows in the upper 40s. Chance of rain 30 percent. .FRIDAY...Partly cloudy in the morning, then clearing. A slight chance of. Highs in the mid 70s. .FRIDAY NIGHT...Mostly clear. Lows in the lower 50s. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Breezy with highs in the mid 70s. Chance of rain 40 percent. $$ WYZ012-211000- Teton and Gros Ventre Mountains- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Rain showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 35 mph, becoming west with gusts up to 20 mph after midnight. Chance of rain 80 percent. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the lower 60s. Northwest winds around 10 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear. Lows around 40. West winds around 10 mph with gusts up to 25 mph, becoming south after midnight. .MONDAY...Sunny, breezy with highs in the mid 60s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph in the afternoon. .MONDAY NIGHT...Clear. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 30 mph, becoming east after midnight. .TUESDAY...Sunny. Highs in the upper 60s. .TUESDAY NIGHT...Clear. Lows in the lower 40s. .WEDNESDAY...Mostly sunny. Highs around 70. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .THURSDAY...Mostly sunny. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Breezy with highs around 70. .FRIDAY NIGHT...Partly cloudy. A slight chance of rain showers after midnight. Lows in the mid 40s. Chance of rain 20 percent. .SATURDAY...Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs in the lower 60s. Chance of rain 30 percent. $$ WYZ014-211000- Wind River Mountains West- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy late this evening, then becoming partly cloudy. A chance of rain showers. A slight chance of thunderstorms. Some thunderstorms may be severe late this evening. Lows in the upper 30s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 30 percent. .SUNDAY...Partly cloudy. A chance of rain showers and thunderstorms in the afternoon. Highs in the lower 60s. Northwest winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening. .MONDAY...Mostly sunny and breezy. Highs in the mid 60s. West winds 15 to 25 mph with gusts up to 35 mph. .MONDAY NIGHT...Clear, breezy with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 35 mph, becoming northeast around 10 mph with gusts up to 25 mph after midnight. .TUESDAY...Sunny. Highs in the upper 60s. .TUESDAY NIGHT...Clear. Lows around 40. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .THURSDAY...Mostly sunny and breezy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .FRIDAY...Mostly sunny and breezy. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the lower 40s. .SATURDAY...Mostly sunny with a slight chance of rain showers in the morning, then partly cloudy with a chance of rain showers and thunderstorms in the afternoon. Windy with highs in the mid 60s. Chance of rain 30 percent. $$ WYZ015-211000- Wind River Mountains East- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms late this evening, then partly cloudy with rain showers likely with a slight chance of thunderstorms after midnight. Some thunderstorms may be severe late this evening. Breezy with lows in the lower 40s. West winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 60 percent. .SUNDAY...Partly cloudy. A chance of rain showers and thunderstorms in the afternoon. Highs around 60. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows around 40. West winds around 10 mph with gusts up to 25 mph. .MONDAY...Mostly sunny and breezy. Highs in the lower 60s. West winds 15 to 25 mph with gusts up to 40 mph. .MONDAY NIGHT...Clear, breezy with lows in the upper 30s. West winds 15 to 20 mph with gusts up to 35 mph, becoming southwest around 10 mph with gusts up to 20 mph after midnight. .TUESDAY...Sunny. Highs in the mid 60s. .TUESDAY NIGHT...Clear. Lows around 40. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .THURSDAY...Mostly sunny. A slight chance of. Breezy with highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .FRIDAY...Mostly sunny and breezy. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the mid 40s. .SATURDAY...Mostly sunny. A slight chance of rain showers in the morning, then a chance of rain showers and thunderstorms in the afternoon. Very windy with highs in the lower 60s. Chance of rain 30 percent. $$ WYZ019-211000- Green Mountainsand Rattlesnake Range- Including the city of Jeffrey City 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy late this evening, then clearing. Lows in the upper 40s. West winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY...Partly cloudy. A slight chance of. Highs in the lower 70s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast winds 10 to 15 mph, becoming east after midnight. .MONDAY...Partly cloudy in the morning, then clearing. Breezy with highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming west 15 to 20 mph with gusts up to 35 mph in the afternoon. .MONDAY NIGHT...Mostly clear and breezy. Lows in the mid 40s. North winds 15 to 25 mph with gusts up to 40 mph, becoming northeast 10 to 15 mph with gusts up to 30 mph after midnight. .TUESDAY...Partly cloudy in the morning, then clearing. Highs in the mid 70s. .TUESDAY NIGHT...Clear. Lows in the mid 40s. .WEDNESDAY...Sunny. Highs around 80. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .FRIDAY...Mostly sunny and breezy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows around 50. .SATURDAY...Mostly sunny and windy. Highs in the lower 80s. $$ WYZ024-211000- Salt River and Wyoming Ranges- 947 PM MDT Sat Jun 20 2026 .TONIGHT...Partly cloudy. Lows in the lower 40s. West winds 10 to 15 mph with gusts up to 35 mph. .SUNDAY...Mostly sunny. Highs in the mid 60s. Northwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. West winds 10 to 15 mph with gusts up to 30 mph in the evening. .MONDAY...Mostly sunny and breezy. Highs in the upper 60s. West winds 15 to 20 mph. Gusts up to 40 mph in the afternoon. .MONDAY NIGHT...Clear, breezy with lows in the lower 40s. West winds 15 to 20 mph with gusts up to 35 mph, becoming southeast around 10 mph after midnight. .TUESDAY...Sunny, breezy with highs in the lower 70s. .TUESDAY NIGHT...Clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 70s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s. .THURSDAY...Mostly sunny and breezy. Highs in the mid 70s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny and breezy. Highs in the mid 70s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the mid 40s. .SATURDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 60s. Chance of rain 20 percent. $$ WYZ030-211000- East Sweetwater County- Including the city of Wamsutter 947 PM MDT Sat Jun 20 2026 .TONIGHT...Mostly clear and breezy. Lows in the upper 40s. West winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY...Mostly sunny and breezy. Highs in the upper 70s. Northwest winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph in the evening. .MONDAY...Partly cloudy in the morning, then clearing. Breezy with highs around 80. West winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 35 mph in the afternoon. .MONDAY NIGHT...Mostly clear and breezy. Lows in the lower 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph, becoming northeast 10 to 15 mph with gusts up to 25 mph after midnight. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows in the mid 40s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 40s. .THURSDAY...Mostly sunny. Highs in the mid 80s. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Mostly sunny and breezy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy and breezy. Lows around 50. .SATURDAY...Mostly sunny and windy. Highs around 80. $$