FPUS55 KRIW 191833 ZFPRIW Zone Forecast Product for Western and Central Wyoming National Weather Service Riverton WY 1232 PM MDT Tue May 19 2026 WYZ020-192200- Natrona County Lower Elevations- Including the city of Casper 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Sunny. Highs in the mid 40s. Southwest winds 10 to 15 mph. .TONIGHT...Mostly clear. Lows in the mid 20s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming west after midnight. .THURSDAY...Mostly cloudy. A chance of rain and snow showers in the morning, then rain showers likely with a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the lower 50s. North winds 10 to 15 mph. Chance of precipitation 70 percent. .THURSDAY 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 30s. Chance of precipitation 80 percent. .FRIDAY...Mostly cloudy with a chance of rain showers in the morning, then partly cloudy in the afternoon. Highs around 60. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Sunny. Highs in the mid 70s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs around 80. $$ WYZ017-192200- Wind River Basin- Including the cities of Riverton and Shoshoni 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Sunny. Highs around 50. South winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Mostly clear. Lows around 30. South winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny. Highs around 60. Southwest winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. A slight chance of. Lows in the upper 30s. West winds 10 to 15 mph, becoming east after midnight. .THURSDAY...Rain showers. A chance of snow showers in the morning, then a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs around 50. North winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with rain showers likely in the evening, then partly cloudy with a chance of rain and snow showers after midnight. Little or no snow accumulation. Lows in the lower 30s. Chance of precipitation 60 percent. .FRIDAY...Partly cloudy. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs in the upper 70s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Sunny. Highs in the lower 80s. $$ WYZ018-192200- Lander Foothills- Including the city of Lander 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Mostly sunny. Highs in the mid 40s. South winds around 10 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. South winds 10 to 15 mph, becoming southwest after midnight. .WEDNESDAY...Partly cloudy in the morning, then clearing. Highs around 60. South winds around 10 mph with gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 30s. Southwest winds around 10 mph. .THURSDAY...Rain showers. Snow showers likely in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the upper 40s. North winds 10 to 15 mph. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Mostly cloudy with rain showers likely in the evening, then partly cloudy with a chance of rain and snow showers after midnight. Little or no snow accumulation. Lows in the lower 30s. Chance of precipitation 60 percent. .FRIDAY...Partly cloudy. A slight chance of. Highs around 60. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs in the mid 70s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs around 80. $$ WYZ028-192200- Rock Springs and Green River- Including the cities of Rock Springs and Green River 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 40s. .TONIGHT...Mostly clear. Lows in the mid 20s. Southwest winds around 10 mph. .WEDNESDAY...Partly cloudy in the morning, then clearing. Highs in the mid 50s. West winds around 10 mph with gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s. Southwest winds around 10 mph. .THURSDAY...Rain showers. Snow showers in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs in the mid 50s. West winds around 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows around 30. Chance of rain 30 percent. .FRIDAY...Partly cloudy. A slight chance of. Highs around 60. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the upper 70s. $$ WYZ013-192200- Jackson Hole- Including the city of Jackson 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the mid 50s. West winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows around 30. Southwest winds around 10 mph in the evening. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. South winds around 10 mph, becoming west with gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Cloudy. Scattered rain showers with isolated thunderstorms in the evening, then rain showers, snow showers with a slight chance of thunderstorms after midnight. Little or no snow accumulation. Lows in the mid 30s. Southwest winds around 10 mph with gusts up to 20 mph in the evening. Chance of precipitation 90 percent. .THURSDAY...Rain and snow showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the lower 50s. North winds around 10 mph with gusts up to 25 mph in the afternoon. Chance of precipitation 90 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs in the upper 60s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the lower 70s. .SUNDAY NIGHT...Mostly clear. Lows around 40. .MEMORIAL DAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 20 percent. $$ WYZ003-192200- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the upper 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with scattered rain showers with isolated thunderstorms in the afternoon. Highs in the lower 60s. Southwest winds around 10 mph with gusts up to 20 mph, becoming northwest in the afternoon. Chance of rain 30 percent. .WEDNESDAY NIGHT...Cloudy. Numerous rain showers with isolated thunderstorms in the evening, then rain and snow showers after midnight. Little or no snow accumulation. Breezy with lows in the upper 30s. North winds 15 to 20 mph. Gusts up to 40 mph after midnight. Chance of precipitation 80 percent. .THURSDAY...Snow showers. Rain showers in the morning, then rain showers with a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Windy with highs in the upper 40s. North winds 20 to 30 mph with gusts up to 45 mph. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Partly cloudy and breezy. Lows in the lower 30s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. A slight chance of. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .SUNDAY...Mostly sunny. Highs in the mid 70s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 50s. .MEMORIAL DAY...Mostly sunny and breezy. Highs around 80. $$ WYZ004-192200- North Bighorn Basin- Including the cities of Basin, Greybull, Lovell, Powell, and Shell 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs around 60. Southeast winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. South winds 10 to 15 mph with gusts up to 35 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 60s. Southwest winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy. Scattered showers with isolated thunderstorms in the evening, then showers after midnight. Breezy with lows around 40. Northwest winds 15 to 20 mph. Gusts up to 35 mph after midnight. Chance of rain 80 percent. .THURSDAY...Rain and snow showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Windy with highs in the lower 50s. Northwest winds 20 to 30 mph with gusts up to 45 mph. Chance of precipitation 90 percent. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Breezy with lows in the mid 30s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SATURDAY...Mostly sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. $$ WYZ006-192200- Southeast Bighorn Basin- Including the cities of Ten Sleep and Worland 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Sunny. Highs around 60. Southwest winds around 10 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. Southwest winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy in the evening, then partly cloudy with a chance of showers after midnight. Lows around 40. Northwest winds around 10 mph. Chance of rain 30 percent. .THURSDAY...Showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 50s. Northwest winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Mostly cloudy with rain showers likely in the evening, then partly cloudy with a chance of rain showers after midnight. Breezy with lows in the mid 30s. Chance of rain 60 percent. .FRIDAY...Partly cloudy. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ WYZ005-192200- Southwest Bighorn Basin- Including the city of Thermopolis 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Mostly sunny. Highs in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. South winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. Southwest winds around 10 mph. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows around 40. Northwest winds around 10 mph. Chance of rain 30 percent. .THURSDAY...Showers. Snow showers in the morning, then a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs around 50. Northwest winds 15 to 25 mph with gusts up to 45 mph. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A 40 percent chance of rain showers. Breezy with lows in the mid 30s. .FRIDAY...Partly cloudy. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SATURDAY...Mostly sunny. Highs in the lower 70s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs in the upper 70s. .SUNDAY NIGHT...Mostly clear. Lows around 50. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ WYZ023-192200- Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch, and Thayne 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the mid 50s. .TONIGHT...Partly cloudy in the evening, then clearing. Lows around 30. Southwest winds around 10 mph in the evening. .WEDNESDAY...Partly cloudy. Highs around 60. West winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers with a slight chance of snow showers after midnight. Little or no snow accumulation. Lows in the mid 30s. Southwest winds around 10 mph in the evening. Chance of precipitation 80 percent. .THURSDAY...Rain showers. Snow showers with a slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the mid 50s. Northwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of precipitation 90 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .FRIDAY...Partly cloudy. A slight chance of. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny. A slight chance of. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent. $$ WYZ025-192200- Upper Green River Basin Foothills- Including the city of Pinedale 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs around 50. West winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. Northwest winds around 10 mph in the evening. .WEDNESDAY...Partly cloudy. Highs in the mid 50s. West winds around 10 mph with gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy. Snow showers with rain showers likely after midnight. Little or no snow accumulation. Lows around 30. West winds around 10 mph with gusts up to 20 mph in the evening. Chance of precipitation 80 percent. .THURSDAY...Snow and rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs around 50. Northwest winds around 10 mph with gusts up to 20 mph in the afternoon. Chance of precipitation 90 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain showers, snow showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 20s. Chance of precipitation 40 percent. .FRIDAY...Partly cloudy. A slight chance of. Highs in the upper 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .SATURDAY...Mostly sunny. Highs in the mid 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs around 70. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the lower 70s. $$ WYZ026-192200- Upper Green River Basin- Including the cities of La Barge, Big Piney, and Farson 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs around 50. West winds around 10 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. West winds around 10 mph in the evening. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. West winds 10 to 15 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then cloudy with a chance of rain and snow showers after midnight. Lows around 30. West winds 10 to 15 mph in the evening. Chance of precipitation 40 percent. .THURSDAY...Rain showers. Snow showers with a slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the lower 50s. Southwest winds around 10 mph, becoming northwest in the afternoon. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain showers, a slight chance of thunderstorms and snow showers in the evening, then partly cloudy after midnight. Lows in the mid 20s. Chance of precipitation 40 percent. .FRIDAY...Partly cloudy. Highs around 60. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .SATURDAY...Mostly sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SUNDAY...Mostly sunny. Highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. $$ WYZ010-192200- Northeast Johnson County- Including the city of Buffalo 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs around 60. South winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. South winds 10 to 15 mph with gusts up to 30 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. South winds around 10 mph with gusts up to 20 mph in the morning. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. Northwest winds around 10 mph with gusts up to 20 mph. .THURSDAY...Cloudy. Rain showers likely in the morning, then rain showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 50s. North winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 15 to 25 mph with gusts up to 35 mph in the afternoon. Chance of rain 80 percent. .THURSDAY 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. Breezy with lows in the mid 30s. Chance of rain 60 percent. .FRIDAY...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the lower 70s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. $$ WYZ011-192200- Southeast Johnson County- Including the city of Kaycee 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Mostly sunny. Highs in the mid 50s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Mostly clear. Lows in the lower 30s. South winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. Southwest winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. Southwest winds around 10 mph, becoming northwest after midnight. .THURSDAY...Mostly cloudy. A chance of rain and snow showers in the morning, then showers with a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs in the lower 50s. North winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. Rain showers likely with a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Breezy with lows in the mid 30s. Chance of rain 60 percent. .FRIDAY...Partly cloudy. A slight chance of. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the lower 70s. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Sunny. Highs in the upper 70s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. $$ WYZ027-192200- South Lincoln County- Including the cities of Kemmerer and Cokeville 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the mid 40s. West winds around 10 mph. .TONIGHT...Mostly clear. Lows in the mid 20s. West winds around 10 mph in the evening. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. West winds 10 to 15 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then cloudy with a chance of rain showers with a slight chance of snow showers after midnight. Lows in the lower 30s. West winds 10 to 15 mph in the evening. Chance of precipitation 30 percent. .THURSDAY...Rain showers. Snow showers with a slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs in the lower 50s. West winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .THURSDAY NIGHT...Partly cloudy. A chance of rain showers with a slight chance of thunderstorms in the evening. Lows in the upper 20s. Chance of rain 30 percent. .FRIDAY...Partly cloudy. Highs around 60. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs around 70. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Mostly sunny. Highs in the lower 70s. .SUNDAY NIGHT...Mostly clear. Lows around 40. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. $$ WYZ016-192200- Upper Wind River Basin- Including the city of Dubois 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Mostly sunny. Highs around 50. West winds 10 to 15 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. West winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the mid 50s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Mostly cloudy. Rain and snow showers likely after midnight. Little or no snow accumulation. Lows in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph in the evening. Chance of precipitation 60 percent. .THURSDAY...Snow showers with a slight chance of thunderstorms. Rain showers. Little or no snow accumulation. Highs in the mid 40s. East winds around 10 mph, becoming northeast with gusts up to 25 mph in the afternoon. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Lows around 30. Chance of precipitation 40 percent. .FRIDAY...Mostly sunny in the morning, then partly cloudy with a chance of rain showers, a slight chance of thunderstorms and snow showers in the afternoon. Highs in the mid 50s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs in the mid 60s. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny. A slight chance of. Highs in the lower 70s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. $$ WYZ001-192200- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the upper 40s. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy. Lows in the mid 20s. Southwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with scattered rain showers, thunderstorms and snow showers in the afternoon. Highs in the upper 40s. Southwest winds around 10 mph with gusts up to 25 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Snow showers. Numerous rain showers with isolated thunderstorms in the evening, then rain showers after midnight. Light snow accumulation. Lows around 30. West winds around 10 mph with gusts up to 25 mph in the evening. Chance of precipitation near 100 percent. .THURSDAY...Mostly cloudy. Snow showers in the morning, then snow showers likely with a slight chance of thunderstorms in the afternoon. New light snow accumulation. Highs in the lower 40s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 80 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. .FRIDAY...Partly cloudy. A slight chance of rain showers, thunderstorms and snow showers in the afternoon. Highs in the lower 50s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs in the upper 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the mid 60s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Breezy with highs in the mid 60s. $$ WYZ029-192200- Flaming Gorge- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the lower 40s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the upper 20s. Southwest winds around 10 mph in the evening. .WEDNESDAY...Mostly sunny. Highs in the mid 50s. West winds around 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. West winds around 10 mph in the evening. .THURSDAY...Mostly cloudy. A chance of rain and snow showers in the morning, then rain showers with a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the mid 50s. West winds 10 to 15 mph. Chance of precipitation 90 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of rain showers, snow showers with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 30s. Chance of precipitation 30 percent. .FRIDAY...Partly cloudy. A slight chance of. Highs in the upper 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the lower 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the upper 70s. $$ WYZ022-192200- Casper Mountain- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 30s. West winds around 10 mph. .TONIGHT...Clear. Lows in the lower 20s. South winds 10 to 15 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 40s. Southwest winds around 10 mph with gusts up to 20 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 30s. South winds around 10 mph with gusts up to 20 mph. .THURSDAY...Mostly cloudy. A chance of rain showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 40s. Southwest winds around 10 mph, becoming west in the afternoon. Chance of rain 50 percent. .THURSDAY NIGHT...Rain showers, snow showers with a slight chance of thunderstorms in the evening, then rain and snow showers likely after midnight. Little or no snow accumulation. Lows in the lower 30s. Chance of precipitation 80 percent. .FRIDAY...Mostly cloudy with a chance of rain and snow showers in the morning, then partly cloudy with a slight chance of rain showers, thunderstorms and snow showers in the afternoon. Highs around 50. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs in the upper 50s. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny. Highs in the upper 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 70s. $$ WYZ002-192200- Absaroka Mountains- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the lower 40s. West winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Partly cloudy. Scattered thunderstorms, snow and rain showers in the afternoon. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. Numerous snow showers with possible rain showers and thunderstorms in the evening, then snow showers after midnight. Light snow accumulation. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph in the evening. Chance of precipitation 90 percent. .THURSDAY...Snow showers in the morning, then snow showers with a slight chance of thunderstorms in the afternoon. Snow may be heavy at times in the morning. New moderate snow accumulation. Highs in the mid 30s. North winds 10 to 15 mph with gusts up to 35 mph. Chance of snow near 100 percent. .THURSDAY NIGHT...Partly cloudy. A chance of snow showers in the evening. Lows in the lower 20s. Chance of snow 40 percent. .FRIDAY...Mostly sunny in the morning, then partly cloudy with a chance of snow showers, a slight chance of rain showers and thunderstorms in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs in the lower 50s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Mostly sunny. A slight chance of. Breezy with highs in the upper 50s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny and breezy. Highs in the lower 60s. $$ WYZ007-192200- Owl Creek and Bridger Mountains- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the upper 40s. South winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Breezy with lows in the lower 30s. South winds 15 to 20 mph with gusts up to 30 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 50s. Southwest winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly cloudy. A chance of rain and snow showers after midnight. Lows in the upper 30s. Northwest winds 10 to 15 mph, becoming north after midnight. Chance of precipitation 30 percent. .THURSDAY...Snow and rain showers. A slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Breezy with highs in the mid 40s. North winds 15 to 25 mph. Gusts up to 35 mph, increasing to 45 mph in the afternoon. Chance of precipitation 90 percent. .THURSDAY NIGHT...Mostly cloudy with rain and snow showers likely in the evening, then partly cloudy with a chance of rain and snow showers after midnight. Little or no snow accumulation. Breezy with lows in the lower 30s. Chance of precipitation 60 percent. .FRIDAY...Partly cloudy. Highs in the mid 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the mid 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs in the lower 70s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MEMORIAL DAY...Sunny, breezy with highs in the mid 70s. $$ WYZ008-192200- Bighorn Mountains West- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the mid 40s. West winds around 10 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. South winds 10 to 15 mph, becoming southeast after midnight. Gusts up to 30 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 50s. Southwest winds around 10 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Mostly cloudy. A chance of rain and snow showers after midnight. Lows in the mid 30s. West winds around 10 mph, becoming east after midnight. Gusts up to 25 mph. Chance of precipitation 30 percent. .THURSDAY...Snow showers. Rain showers likely in the morning, then rain showers with a slight chance of thunderstorms in the afternoon. Light snow accumulation. Highs in the lower 40s. West winds around 10 mph, becoming northwest in the afternoon. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Mostly cloudy with snow showers, rain showers likely with a slight chance of thunderstorms in the evening, then partly cloudy with a chance of snow and rain showers after midnight. New little or no snow accumulation. Lows around 30. Chance of precipitation 70 percent. .FRIDAY...Partly cloudy. A chance of snow showers, a slight chance of rain showers and thunderstorms in the afternoon. Highs in the lower 50s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs around 60. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny and breezy. Highs in the lower 70s. $$ WYZ009-192200- Bighorn Mountains Southeast- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Highs in the lower 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 50s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Partly cloudy. A chance of snow showers after midnight. Lows in the mid 30s. West winds 10 to 15 mph. Chance of snow 30 percent. .THURSDAY...Snow showers likely with a chance of rain showers in the morning, then snow showers, rain showers with a slight chance of thunderstorms in the afternoon. Light snow accumulation. Highs in the lower 40s. North winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation near 100 percent. .THURSDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with snow and rain showers likely. New little or no snow accumulation. Lows around 30. Chance of precipitation 70 percent. .FRIDAY...Partly cloudy. A chance of rain showers, snow showers with a slight chance of thunderstorms in the afternoon. Highs around 50. Chance of precipitation 40 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SATURDAY...Mostly sunny. A slight chance of. Highs around 60. .SATURDAY NIGHT...Mostly clear. Lows in the lower 40s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny and breezy. Highs in the lower 70s. $$ WYZ012-192200- Teton and Gros Ventre Mountains- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the mid 40s. West winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. Southwest winds around 10 mph, becoming south after midnight. .WEDNESDAY...Partly cloudy. Highs in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Cloudy. Scattered rain showers, snow showers with isolated thunderstorms in the evening, then snow showers, rain showers with a slight chance of thunderstorms after midnight. Light snow accumulation. Lows in the lower 30s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming south after midnight. Chance of precipitation 90 percent. .THURSDAY...Snow and rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. New light snow accumulation. Highs in the lower 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 20s. .FRIDAY...Partly cloudy. A slight chance of rain showers, thunderstorms and snow showers in the afternoon. Highs around 50. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 30. .SATURDAY...Mostly sunny. Highs in the upper 50s. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the lower 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of rain showers and thunderstorms in the afternoon. Breezy with highs in the mid 60s. Chance of rain 20 percent. $$ WYZ014-192200- Wind River Mountains West- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the upper 30s. West winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. Northwest winds around 10 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 40s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Mostly cloudy. Snow showers after midnight. Little or no snow accumulation. Lows in the upper 20s. West winds 10 to 15 mph. Chance of snow 80 percent. .THURSDAY...Snow showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms and rain showers in the afternoon. Light snow accumulation. Highs in the upper 30s. Southwest winds around 10 mph, becoming northwest in the afternoon. Gusts up to 25 mph. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of snow and rain showers in the evening, then partly cloudy after midnight. New little or no snow accumulation. Lows in the lower 20s. Chance of precipitation 50 percent. .FRIDAY...Partly cloudy. A chance of snow showers, a slight chance of rain showers and thunderstorms in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs in the lower 50s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the upper 50s. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .MEMORIAL DAY...Mostly sunny. A slight chance of. Highs in the lower 60s. $$ WYZ015-192200- Wind River Mountains East- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy with scattered snow showers. Highs in the upper 30s. Northwest winds around 10 mph with gusts up to 20 mph. Chance of snow 30 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 20s. West winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 40s. West winds 10 to 15 mph with gusts up to 30 mph. .WEDNESDAY NIGHT...Mostly cloudy. Snow showers likely after midnight. Little or no snow accumulation. Lows in the upper 20s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 60 percent. .THURSDAY...Snow showers with a slight chance of thunderstorms in the morning, then snow showers, a chance of thunderstorms and rain showers in the afternoon. Snow may be heavy at times in the afternoon. Moderate snow accumulation. Highs in the upper 30s. Southwest winds 10 to 15 mph, becoming north in the afternoon. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Mostly cloudy with snow and rain showers likely in the evening, then partly cloudy after midnight. New little or no snow accumulation. Lows in the lower 20s. Chance of precipitation 60 percent. .FRIDAY...Partly cloudy. A chance of snow showers, rain showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .SATURDAY...Mostly sunny. Highs in the lower 50s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the upper 50s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MEMORIAL DAY...Mostly sunny and breezy. Highs in the lower 60s. $$ WYZ019-192200- Green Mountains and Rattlesnake Range- Including the city of Jeffrey City 1232 PM MDT Tue May 19 2026 ...FREEZE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MDT WEDNESDAY... .THIS AFTERNOON...Mostly sunny. Highs in the upper 30s. Southwest winds around 10 mph with gusts up to 20 mph. .TONIGHT...Mostly clear. Lows in the lower 20s. South winds around 10 mph with gusts up to 20 mph. .WEDNESDAY...Mostly sunny. Highs in the upper 40s. Southwest winds around 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 30s. Southwest winds around 10 mph. .THURSDAY...Mostly cloudy. Snow and rain showers likely in the morning, then rain showers, snow showers with a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the upper 40s. Southwest winds around 10 mph, becoming northwest in the afternoon. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with snow showers likely. Rain showers with a slight chance of thunderstorms in the evening, then rain showers likely after midnight. Little or no snow accumulation. Lows around 30. Chance of precipitation 80 percent. .FRIDAY...Partly cloudy. A chance of rain showers with a slight chance of snow showers in the morning. Highs in the mid 50s. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs in the lower 60s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. .SUNDAY...Mostly sunny. Highs around 70. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. $$ WYZ024-192200- Salt River and Wyoming Ranges- 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Partly cloudy. Highs in the lower 40s. West winds around 10 mph with gusts up to 20 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 20s. West winds around 10 mph with gusts up to 20 mph, becoming southwest after midnight. .WEDNESDAY...Partly cloudy. Highs around 50. West winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy. Snow showers with rain showers likely after midnight. Little or no snow accumulation. Lows in the lower 30s. West winds 10 to 15 mph. Gusts up to 30 mph in the evening. Chance of precipitation 80 percent. .THURSDAY...Snow and rain showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs in the mid 40s. West winds 10 to 15 mph, becoming northwest in the afternoon. Gusts up to 30 mph. Chance of precipitation 90 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 20s. .FRIDAY...Partly cloudy. A slight chance of. Highs in the lower 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs in the lower 60s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. .SUNDAY...Mostly sunny. A slight chance of. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows around 40. .MEMORIAL DAY...Mostly sunny. A slight chance of. Breezy with highs in the upper 60s. $$ WYZ030-192200- East Sweetwater County- Including the city of Wamsutter 1232 PM MDT Tue May 19 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 30s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 20s. Southeast winds around 10 mph in the evening. .WEDNESDAY...Mostly sunny. Highs around 50. West winds around 10 mph with gusts up to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 30. Southwest winds around 10 mph. .THURSDAY...Mostly cloudy. A chance of rain and snow showers in the morning, then rain showers with a chance of thunderstorms in the afternoon. Little or no snow accumulation. Highs around 50. Southwest winds around 10 mph, becoming west in the afternoon. Chance of precipitation 80 percent. .THURSDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of rain and snow showers. Lows around 30. Chance of precipitation 40 percent. .FRIDAY...Partly cloudy. Highs in the mid 50s. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 30s. .SATURDAY...Mostly sunny. Highs in the mid 60s. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Mostly sunny. Highs around 70. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. $$