Zone Forecast Product
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
532 FPUS55 KRIW 162004 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 202 PM MDT Wed Sep 16 2026 WYZ020-162200- Natrona County Lower Elevations- Including the city of Casper 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs around 80. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then becoming cloudy. Lows around 50. North winds 10 to 15 mph with gusts up to 30 mph. .THURSDAY...Cloudy with a slight chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 70s. Northeast winds around 10 mph, becoming east with gusts up to 20 mph in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast winds around 10 mph, becoming southwest after midnight. .FRIDAY...Partly cloudy. A slight chance of. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows around 50. Chance of rain 70 percent. .SATURDAY...Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy with showers likely with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 40s. Chance of rain 60 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MONDAY...Mostly sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ WYZ017-162200- Wind River Basin- Including the cities of Riverton and Shoshoni 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 70s. Southeast winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. East winds 10 to 15 mph with gusts up to 30 mph. .THURSDAY...Cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Southeast winds around 10 mph. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Lows around 50. South winds around 10 mph with gusts up to 20 mph. .FRIDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .FRIDAY NIGHT...A chance of thunderstorms in the evening. Mostly cloudy with showers likely. Lows around 50. Chance of rain 60 percent. .SATURDAY...Partly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 60 percent. .SATURDAY NIGHT...Partly cloudy with showers likely. A chance of thunderstorms, mainly in the evening. Lows in the mid 40s. Chance of rain 60 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows around 50. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ WYZ018-162200- Lander Foothills- Including the city of Lander 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy. Highs in the upper 70s. South winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. West winds around 10 mph. .THURSDAY...Cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. East winds 10 to 15 mph in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest winds around 10 mph. .FRIDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. South winds 10 to 15 mph with gusts up to 25 mph in the afternoon. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows around 50. Chance of rain 60 percent. .SATURDAY...Partly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 60 percent. .SATURDAY NIGHT...Partly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 40s. Chance of rain 60 percent. .SUNDAY...Partly cloudy with a slight chance of showers in the morning, then mostly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MONDAY...Sunny. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the mid 70s. $$ WYZ028-162200- Rock Springs and Green River- Including the cities of Rock Springs and Green River 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the mid 70s. Southeast winds around 10 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming cloudy. Lows around 50. Southeast winds around 10 mph. .THURSDAY...Cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Southeast winds around 10 mph, becoming west in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the mid 40s. Southwest winds around 10 mph in the evening. Chance of rain 30 percent. .FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 80 percent. .FRIDAY NIGHT...Mostly cloudy with showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Lows in the lower 40s. Chance of rain 70 percent. .SATURDAY...Mostly sunny in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 60 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SUNDAY...Sunny. Highs around 70. .SUNDAY NIGHT...Mostly clear. Lows around 40. .MONDAY...Mostly sunny. Highs around 70. .MONDAY NIGHT...Mostly clear. Lows around 40. .TUESDAY...Mostly sunny. Highs around 70. $$ WYZ013-162200- Jackson Hole- Including the city of Jackson 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy. Highs in the lower 70s. South winds around 10 mph. .TONIGHT...Partly cloudy. Lows in the mid 40s. Southeast winds around 10 mph in the evening. .THURSDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. South winds around 10 mph in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...A slight chance of thunderstorms. Showers. Lows in the mid 40s. Chance of rain 80 percent. .FRIDAY...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. Highs in the upper 60s. Southwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 90 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Showers. Lows around 40. Chance of rain 90 percent. .SATURDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A chance of rain showers. Lows in the upper 30s. Chance of rain 30 percent. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY...Sunny. Highs around 70. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ WYZ003-162200- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 60s. North winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows in the upper 40s. North winds 10 to 15 mph with gusts up to 25 mph, becoming southwest after midnight. .THURSDAY...Cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. South winds around 10 mph, becoming southeast in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. Southwest winds 10 to 15 mph. Chance of rain 30 percent. .FRIDAY...Mostly sunny in the morning, then partly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Southwest winds around 10 mph, becoming southeast in the afternoon. Chance of rain 80 percent. .FRIDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 90 percent. .SATURDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 90 percent. .SATURDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. Showers likely, mainly in the evening. Lows around 50. Chance of rain 70 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 50. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows around 50. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ WYZ004-162200- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the lower 70s. North winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph, becoming west after midnight. .THURSDAY...Cloudy. A slight chance of. Highs in the upper 70s. Southeast winds 10 to 15 mph in the afternoon. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. Southeast winds 10 to 15 mph in the evening. .FRIDAY...Partly cloudy. Showers likely with a slight chance of thunderstorms in the afternoon. Highs around 80. South winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 60 percent. .FRIDAY NIGHT...Showers. A chance of thunderstorms, mainly in the evening. Lows in the lower 50s. Chance of rain 90 percent. .SATURDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. A chance of thunderstorms, mainly in the evening. Lows around 50. Chance of rain 60 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms. Highs around 70. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MONDAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ WYZ006-162200- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the mid 70s. North winds around 10 mph. .TONIGHT...Partly cloudy. Lows around 50. North winds around 10 mph with gusts up to 20 mph, becoming west after midnight. .THURSDAY...Cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southeast winds around 10 mph. .FRIDAY...Mostly sunny in the morning, then partly cloudy with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds around 10 mph in the afternoon. Chance of rain 30 percent. .FRIDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 90 percent. .SATURDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows around 50. Chance of rain 80 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 60s. Chance of rain 60 percent. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MONDAY...Sunny. Highs in the mid 70s. .MONDAY NIGHT...Clear. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ WYZ005-162200- Southwest Bighorn Basin- Including the city of Thermopolis 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the mid 70s. North winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. North winds around 10 mph in the evening. .THURSDAY...Cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Southeast winds 10 to 15 mph. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. South winds 10 to 15 mph. .FRIDAY...Mostly sunny in the morning, then partly cloudy with showers likely with a slight chance of thunderstorms in the afternoon. Highs around 80. South winds around 10 mph in the afternoon. Chance of rain 60 percent. .FRIDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 90 percent. .SATURDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. A chance of thunderstorms, mainly in the evening. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of showers with a slight chance of thunderstorms. Highs around 70. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MONDAY...Sunny. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ WYZ023-162200- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the mid 70s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Southeast winds around 10 mph. .THURSDAY...Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 70s. Southwest winds around 10 mph in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy with showers likely. A chance of thunderstorms, mainly in the evening. Lows in the mid 40s. Southeast winds around 10 mph in the evening. Chance of rain 70 percent. .FRIDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs around 70. Southwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 80 percent. .FRIDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows around 40. Chance of rain 80 percent. .SATURDAY...Mostly cloudy in the morning, then becoming partly cloudy. Showers likely. A chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 70 percent. .SATURDAY NIGHT...Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 30s. Chance of rain 30 percent. .SUNDAY...Mostly sunny. Highs around 70. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Sunny. Highs in the mid 70s. $$ WYZ025-162200- Upper Green River Basin Foothills- Including the city of Pinedale 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs around 70. South winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. East winds around 10 mph. .THURSDAY...Cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs around 70. Southeast winds around 10 mph, becoming south in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy with showers likely with a slight chance of thunderstorms. Lows in the lower 40s. East winds around 10 mph in the evening. Chance of rain 60 percent. .FRIDAY...Partly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the upper 60s. South winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 80 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Rain showers. Lows around 40. Chance of rain 80 percent. .SATURDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs around 60. Chance of rain 70 percent. .SATURDAY NIGHT...Partly cloudy. A slight chance of rain showers and thunderstorms in the evening. Lows in the mid 30s. Chance of rain 20 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A slight chance of. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s. .MONDAY...Sunny. Highs in the upper 60s. .MONDAY NIGHT...Mostly clear. Lows in the mid 30s. .TUESDAY...Mostly sunny. Highs around 70. $$ WYZ026-162200- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the lower 70s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Southeast winds around 10 mph, becoming northeast after midnight. .THURSDAY...Cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs around 70. East winds around 10 mph, becoming south in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 40s. Northwest winds around 10 mph in the evening. Chance of rain 30 percent. .FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs around 70. Southwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 70 percent. .FRIDAY NIGHT...Mostly cloudy with rain showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of rain showers with a slight chance of thunderstorms after midnight. Lows around 40. Chance of rain 70 percent. .SATURDAY...Partly cloudy. A chance of rain showers in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 60 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SUNDAY...Mostly sunny. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s. .MONDAY...Mostly sunny. Highs around 70. .MONDAY NIGHT...Mostly clear. Lows in the mid 30s. .TUESDAY...Mostly sunny. Highs around 70. $$ WYZ010-162200- Northeast Johnson County- Including the city of Buffalo 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the lower 70s. North winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 50. North winds 10 to 15 mph in the evening. .THURSDAY...Cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the upper 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 30 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Breezy with lows in the mid 50s. South winds 15 to 20 mph. Chance of rain 30 percent. .FRIDAY...Partly cloudy. Showers likely with a slight chance of thunderstorms in the afternoon. Highs around 80. Northeast winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 60 percent. .FRIDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 50s. Chance of rain 90 percent. .SATURDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 90 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Lows around 50. Chance of rain 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 80 percent. .SUNDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the upper 40s. Chance of rain 30 percent. .MONDAY...Partly cloudy in the morning, then clearing. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear. Lows around 50. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ WYZ011-162200- Southeast Johnson County- Including the city of Kaycee 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny and breezy. Highs in the mid 70s. North winds 15 to 20 mph. .TONIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .THURSDAY...Cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. Southeast winds 10 to 15 mph, becoming southwest after midnight. Chance of rain 30 percent. .FRIDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. West winds around 10 mph with gusts up to 20 mph, becoming northeast in the afternoon. Chance of rain 30 percent. .FRIDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 80 percent. .SATURDAY...Mostly cloudy with a chance of showers in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the upper 40s. Chance of rain 80 percent. .SUNDAY...Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 60 percent. .SUNDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the upper 40s. Chance of rain 30 percent. .MONDAY...Mostly sunny. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the upper 70s. $$ WYZ027-162200- South Lincoln County- Including the cities of Kemmerer and Cokeville 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with showers likely with a chance of thunderstorms. Highs in the lower 70s. Southeast winds around 10 mph. Chance of rain 60 percent. .TONIGHT...Partly cloudy in the evening, then becoming cloudy. Lows in the upper 40s. Southeast winds around 10 mph with gusts up to 20 mph, becoming northeast after midnight. .THURSDAY...Cloudy in the morning, then becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs around 70. East winds around 10 mph, becoming southwest in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. A chance of thunderstorms in the evening. A chance of showers. Lows in the mid 40s. Southeast winds around 10 mph in the evening. Chance of rain 30 percent. .FRIDAY...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. Highs around 70. Southwest winds around 10 mph. Gusts up to 25 mph in the afternoon. Chance of rain 80 percent. .FRIDAY NIGHT...Mostly cloudy with rain showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of rain showers after midnight. Lows in the upper 30s. Chance of rain 70 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A chance of rain showers. A chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Sunny. Highs in the upper 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY...Mostly sunny. Highs around 70. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Mostly sunny. Highs around 70. $$ WYZ016-162200- Upper Wind River Basin- Including the city of Dubois 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers with a slight chance of thunderstorms. Highs around 70. South winds around 10 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Southeast winds around 10 mph, becoming northeast after midnight. .THURSDAY...Cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 60s. Southeast winds around 10 mph in the afternoon. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. West winds around 10 mph. Chance of rain 60 percent. .FRIDAY...Mostly sunny in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs around 70. West winds around 10 mph, becoming southwest with gusts up to 20 mph in the afternoon. Chance of rain 70 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Showers. Lows in the mid 40s. Chance of rain 80 percent. .SATURDAY...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. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Partly cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Lows around 40. Chance of rain 60 percent. .SUNDAY...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 mid 60s. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .MONDAY...Sunny. Highs in the upper 60s. .MONDAY NIGHT...Mostly clear. Lows in the lower 40s. .TUESDAY...Mostly sunny. Highs around 70. $$ WYZ001-162200- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 60s. Southwest winds around 10 mph. .TONIGHT...Partly cloudy. Lows in the lower 40s. Southeast winds around 10 mph. .THURSDAY...Mostly cloudy. Rain showers likely in the morning, then rain showers with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Southeast winds around 10 mph, becoming southwest in the afternoon. Chance of rain 80 percent. .THURSDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with showers likely. Lows in the lower 40s. Southeast winds around 10 mph in the evening. Chance of rain 60 percent. .FRIDAY...Partly cloudy with showers likely in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the lower 60s. Southwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 90 percent. .FRIDAY NIGHT...Rain showers with a slight chance of thunderstorms in the evening, then rain showers likely after midnight. Lows in the upper 30s. Chance of rain 90 percent. .SATURDAY...Rain showers likely in the morning, then rain showers with a chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 80 percent. .SATURDAY NIGHT...Mostly cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Lows in the mid 30s. Chance of rain 60 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of rain showers. A slight chance of thunderstorms in the afternoon. Highs around 60. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s. .MONDAY...Sunny. Highs in the lower 60s. .MONDAY NIGHT...Mostly clear. Lows in the mid 30s. .TUESDAY...Mostly sunny. Highs in the mid 60s. $$ WYZ029-162200- Flaming Gorge- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the mid 70s. Southeast winds 10 to 15 mph. Chance of rain 30 percent. .TONIGHT...Cloudy with a slight chance of thunderstorms. A chance of showers after midnight. Breezy with lows in the mid 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 30 percent. .THURSDAY...Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Southeast winds 10 to 15 mph with gusts up to 30 mph, becoming south in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows around 50. South winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY...Partly cloudy. Showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent. .FRIDAY NIGHT...Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Lows in the mid 40s. Chance of rain 80 percent. .SATURDAY...Mostly sunny with a slight chance of showers in the morning, then partly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 40s. Chance of rain 20 percent. .SUNDAY...Mostly sunny. Highs in the upper 60s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. .MONDAY...Mostly sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ WYZ022-162200- Casper Mountain- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy. Highs in the lower 70s. Southwest winds 10 to 15 mph. .TONIGHT...Partly cloudy in the evening, then becoming cloudy. Lows in the lower 50s. Northeast winds around 10 mph, becoming east after midnight. .THURSDAY...Cloudy with showers likely with a slight chance of thunderstorms. Highs in the mid 60s. Southeast winds 10 to 15 mph, becoming south in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows around 50. Southwest winds 10 to 15 mph. Chance of rain 30 percent. .FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of rain 60 percent. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 40s. Chance of rain 60 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 60. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 40s. Chance of rain 20 percent. .MONDAY...Mostly sunny. Highs in the mid 60s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Mostly sunny. Highs in the upper 60s. $$ WYZ002-162200- Absaroka Mountains- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 60s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy. A chance of rain showers in the evening. Lows in the lower 40s. South winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. .THURSDAY...Cloudy. A chance of rain showers in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 60s. South winds around 10 mph. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Lows in the mid 40s. West winds 10 to 15 mph. Chance of rain 60 percent. .FRIDAY...Partly cloudy with a chance of rain showers in the morning, then mostly cloudy with rain showers with a chance of thunderstorms in the afternoon. Highs around 60. Southwest winds around 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .FRIDAY NIGHT...Rain showers with a slight chance of thunderstorms in the evening, then rain showers likely with a slight chance of snow showers after midnight. Little or no snow accumulation. Lows in the lower 40s. Chance of precipitation 90 percent. .SATURDAY...Rain showers likely with a slight chance of snow showers in the morning, then rain showers, a chance of thunderstorms and snow showers in the afternoon. Little or no snow accumulation. Highs in the lower 50s. Chance of precipitation 80 percent. .SATURDAY NIGHT...Mostly cloudy. Rain showers, snow showers likely with a slight chance of thunderstorms in the evening, then a chance of rain and snow showers after midnight. Little or no snow accumulation. Lows in the upper 30s. Chance of precipitation 70 percent. .SUNDAY...Partly cloudy with a chance of rain showers. A chance of snow showers in the morning, then a slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MONDAY...Mostly sunny. Highs in the upper 50s. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Mostly sunny. Highs around 60. $$ WYZ007-162200- Owl Creek and Bridger Mountains- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs around 70. East winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Northeast winds 10 to 15 mph, becoming southeast after midnight. .THURSDAY...Cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. South winds 10 to 15 mph. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. Southwest winds 10 to 15 mph. .FRIDAY...Partly cloudy. Showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. South winds around 10 mph. Chance of rain 60 percent. .FRIDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 80 percent. .SATURDAY...Mostly cloudy with showers likely with a slight chance of thunderstorms in the morning, then partly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Showers likely. A chance of thunderstorms, mainly in the evening. Lows in the upper 40s. Chance of rain 70 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MONDAY...Sunny. Highs in the upper 60s. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ WYZ008-162200- Bighorn Mountains West- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 60s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy. Lows in the upper 40s. Southeast winds 10 to 15 mph with gusts up to 30 mph. .THURSDAY...Cloudy with a chance of rain showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Southeast winds 10 to 15 mph. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 50s. Southeast winds around 10 mph. Gusts up to 25 mph in the evening. Chance of rain 30 percent. .FRIDAY...Mostly sunny in the morning, then partly cloudy with rain showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Southwest winds around 10 mph. Chance of rain 60 percent. .FRIDAY NIGHT...Rain showers. A chance of thunderstorms, mainly in the evening. Lows in the upper 40s. Chance of rain 90 percent. .SATURDAY...Rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 90 percent. .SATURDAY NIGHT...Rain showers with a chance of thunderstorms in the evening, then rain showers likely after midnight. Lows in the mid 40s. Chance of rain 80 percent. .SUNDAY...Rain showers likely with a slight chance of thunderstorms. Highs in the mid 50s. Chance of rain 60 percent. .SUNDAY NIGHT...Partly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 40s. Chance of rain 30 percent. .MONDAY...Mostly sunny. Highs in the lower 60s. .MONDAY NIGHT...Clear. Lows in the mid 40s. .TUESDAY...Mostly sunny. Highs in the mid 60s. $$ WYZ009-162200- Bighorn Mountains Southeast- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 60s. East winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph, becoming southeast after midnight. .THURSDAY...Cloudy. A chance of rain showers in the morning, then rain showers likely with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s. South winds 10 to 15 mph. Chance of rain 60 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 50. South winds around 10 mph, becoming west after midnight. Chance of rain 30 percent. .FRIDAY...Partly cloudy. Rain showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. West winds around 10 mph, becoming south in the afternoon. Chance of rain 80 percent. .FRIDAY NIGHT...Mostly cloudy. Rain showers with a chance of thunderstorms in the evening, then rain showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 40s. Chance of rain 90 percent. .SATURDAY...Rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 80 percent. .SATURDAY NIGHT...Rain showers with a chance of thunderstorms in the evening, then rain showers likely after midnight. Lows in the mid 40s. Chance of rain 80 percent. .SUNDAY...Rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 80 percent. .SUNDAY 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. .MONDAY...Mostly sunny. A slight chance of. Highs in the lower 60s. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. .TUESDAY...Mostly sunny. Highs in the mid 60s. $$ WYZ012-162200- Teton and Gros Ventre Mountains- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the mid 60s. South winds around 10 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy. Lows in the lower 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .THURSDAY...Cloudy with rain showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 60s. Southeast winds around 10 mph with gusts up to 20 mph, becoming south in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...A slight chance of thunderstorms. Showers. Lows in the lower 40s. Southeast winds around 10 mph. Chance of rain 80 percent. .FRIDAY...Partly cloudy with a chance of rain showers in the morning, then mostly cloudy with rain showers with a chance of thunderstorms in the afternoon. Highs around 60. Southeast winds around 10 mph, becoming southwest with gusts up to 20 mph in the afternoon. Chance of rain 90 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Rain showers. Lows in the upper 30s. Chance of rain 90 percent. .SATURDAY...Rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 50s. Chance of rain 80 percent. .SATURDAY NIGHT...Mostly cloudy with rain showers likely with a slight chance of thunderstorms in the evening, then partly cloudy with a chance of rain showers after midnight. Lows in the mid 30s. Chance of rain 60 percent. .SUNDAY...Partly cloudy in the morning, then clearing. Highs in the upper 50s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s. .MONDAY...Sunny. Highs in the lower 60s. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Mostly sunny. Highs in the lower 60s. $$ WYZ014-162200- Wind River Mountains West- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the lower 60s. South winds 10 to 15 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 40s. Southeast winds around 10 mph. .THURSDAY...Cloudy. A chance of rain showers in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs around 60. Southeast winds around 10 mph, becoming south in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of thunderstorms in the evening. Rain showers likely. Lows in the lower 40s. Southwest winds around 10 mph. Chance of rain 70 percent. .FRIDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the morning, then rain showers with a chance of thunderstorms in the afternoon. Highs in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Rain showers in the evening, then rain showers likely with a slight chance of snow showers after midnight. Little or no snow accumulation. Lows in the upper 30s. Chance of precipitation 80 percent. .SATURDAY...Partly cloudy. A chance of rain showers, snow showers with a slight chance of thunderstorms in the morning, then rain showers, a chance of thunderstorms and snow showers in the afternoon. Little or no snow accumulation. Highs in the lower 50s. Chance of precipitation 80 percent. .SATURDAY NIGHT...Partly cloudy with a chance of rain showers. A chance of snow showers with a slight chance of thunderstorms in the evening, then a slight chance of snow showers after midnight. Lows in the mid 30s. Chance of precipitation 30 percent. .SUNDAY...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 mid 50s. Chance of rain 30 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .MONDAY...Mostly sunny. Highs in the upper 50s. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Mostly sunny. Highs around 60. $$ WYZ015-162200- Wind River Mountains East- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs around 60. Southwest winds 10 to 15 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 40s. South winds around 10 mph. .THURSDAY...Cloudy with a chance of rain showers. A chance of thunderstorms in the afternoon. Highs in the upper 50s. South winds 10 to 15 mph. Chance of rain 40 percent. .THURSDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with rain showers likely. Lows in the lower 40s. Southwest winds 10 to 15 mph. Chance of rain 60 percent. .FRIDAY...Partly cloudy. A chance of rain showers in the morning, then rain showers with a chance of thunderstorms in the afternoon. Highs in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Rain showers in the evening, then rain and snow showers likely after midnight. Little or no snow accumulation. Lows around 40. Chance of precipitation 80 percent. .SATURDAY...Partly cloudy. A chance of rain showers, snow showers with a slight chance of thunderstorms in the morning, then rain showers, snow showers with a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the lower 50s. Chance of precipitation 80 percent. .SATURDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of rain and snow showers. Little or no snow accumulation. Lows in the mid 30s. Chance of precipitation 50 percent. .SUNDAY...Partly cloudy in the morning, then mostly sunny with a chance of rain showers, snow showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 40 percent. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MONDAY...Sunny. A slight chance of. Highs in the upper 50s. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Mostly sunny. Highs in the upper 50s. $$ WYZ019-162200- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Mostly sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then becoming cloudy. Lows in the upper 40s. South winds 10 to 15 mph, becoming east after midnight. .THURSDAY...Cloudy with showers likely with a slight chance of thunderstorms. Highs in the upper 60s. East winds around 10 mph, becoming south with gusts up to 20 mph in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. Southwest winds around 10 mph. Gusts up to 25 mph after midnight. .FRIDAY...Partly cloudy. Showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent. .FRIDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 40s. Chance of rain 60 percent. .SATURDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .SATURDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows around 40. Chance of rain 40 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. .MONDAY...Mostly sunny. Highs in the upper 60s. .MONDAY NIGHT...Mostly clear. Lows in the lower 40s. .TUESDAY...Mostly sunny. Highs in the lower 70s. $$ WYZ024-162200- Salt River and Wyoming Ranges- 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 60s. South winds around 10 mph. Chance of rain 30 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .THURSDAY...Mostly cloudy with showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 60s. Southeast winds around 10 mph, becoming south in the afternoon. Chance of rain 60 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 40s. South winds around 10 mph. Chance of rain 60 percent. .FRIDAY...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 60s. South winds around 10 mph with gusts up to 25 mph. Chance of rain 80 percent. .FRIDAY NIGHT...Mostly cloudy with rain showers with a chance of thunderstorms in the evening, then partly cloudy with a chance of rain showers with a slight chance of thunderstorms after midnight. Lows in the upper 30s. Chance of rain 80 percent. .SATURDAY...Partly cloudy. A chance of rain showers in the morning, then rain showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of rain 70 percent. .SATURDAY NIGHT...Partly cloudy. A slight chance of rain showers and thunderstorms in the evening. Lows in the mid 30s. Chance of rain 20 percent. .SUNDAY...Mostly sunny. Highs in the lower 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY...Mostly sunny. Highs in the mid 60s. .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. .TUESDAY...Sunny. Highs in the mid 60s. $$ WYZ030-162200- East Sweetwater County- Including the city of Wamsutter 202 PM MDT Wed Sep 16 2026 .THIS AFTERNOON...Partly cloudy with a chance of showers and thunderstorms. Highs in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. .TONIGHT...Mostly cloudy with a slight chance of thunderstorms. A chance of showers after midnight. Lows around 50. Southeast winds 10 to 15 mph. Chance of rain 30 percent. .THURSDAY...Cloudy. Showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs around 70. Southeast winds around 10 mph, becoming south in the afternoon. Chance of rain 80 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 40s. South winds 10 to 15 mph. .FRIDAY...Mostly cloudy in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs around 70. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent. .FRIDAY NIGHT...Partly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 40s. Chance of rain 70 percent. .SATURDAY...Partly cloudy. Showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 60 percent. .SATURDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows around 40. Chance of rain 30 percent. .SUNDAY...Partly cloudy in the morning, then clearing. A slight chance of. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows around 40. .MONDAY...Mostly sunny. Highs in the upper 60s. .MONDAY NIGHT...Mostly clear. Lows in the lower 40s. .TUESDAY...Partly cloudy in the morning, then clearing. Highs around 70. $$