FPUS55 KBYZ 182151 ZFPBYZ Zone Forecast Product for South Central and Southeast Montana National Weather Service Billings MT 350 PM MDT Mon May 18 2026 Spot temperatures and probabilities of measurable precipitation are for tonight, Tuesday, Tuesday night, and Wednesday. MTZ065-191500- Livingston Area- Including the city of Livingston 350 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the mid 20s. East winds 5 to 10 mph in the evening shifting to the northwest overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the lower 60s. West winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the mid 60s. West winds 5 to 15 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the mid 30s. Northeast winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 30s. .FRIDAY...Mostly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 80s. && TEMPERATURE / PRECIPITATION Livingston 26 62 36 65 / 10 0 10 30 $$ MTZ064-191500- Paradise Valley- Including the city of Emigrant 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 20s. East winds 5 to 10 mph in the evening shifting to the south overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the lower 60s. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the upper 30s. South winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the mid 60s. West winds 5 to 10 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows around 40. Northwest winds 5 to 10 mph in the evening becoming light overnight. Chance of precipitation 90 percent. .THURSDAY...Rain and snow showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. Slight chance of rain and snow showers early in the evening, then slight chance of rain showers late in the evening. Lows in the upper 30s. Chance of precipitation 20 percent. .FRIDAY...Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Mostly sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 80s. $$ MTZ040-191500- Northern Park- Including the cities of Clyde Park and Wilsall 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the mid 20s. Southeast winds 5 to 10 mph in the evening becoming light overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the upper 50s. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 30s. Northwest winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the lower 60s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the lower 30s. Northwest winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Rain and snow showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 30s. .FRIDAY...Mostly sunny. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs in the lower 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the upper 70s. $$ MTZ068-191500- Crazy Mountains- 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the lower 20s. Northeast winds 5 to 10 mph in the evening shifting to the southwest overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the lower 40s. West winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. A 30 percent chance of snow showers early in the evening. Lows in the lower 30s. West winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Chance of snow showers early in the afternoon. Chance of rain showers, snow showers and slight chance of thunderstorms late in the afternoon. Highs in the mid 40s. West winds 5 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Slight chance of thunderstorms early in the evening. Rain showers in the evening. Snow showers through the night. Accumulations possible. Lows in the lower 30s. Northwest winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Snow showers likely in the morning, then chance of snow showers and slight chance of thunderstorms in the afternoon. Accumulations possible. Highs in the lower 40s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy. Lows around 30. .FRIDAY...Mostly sunny. Highs in the upper 40s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. .SATURDAY...Mostly sunny. Highs in the mid 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SUNDAY...Mostly sunny. Highs in the upper 50s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the lower 60s. $$ MTZ067-191500- Absaroka/Beartooth Mountains- Including the city of Cooke City 350 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows around 15. Northwest winds 5 to 10 mph. .TUESDAY...Sunny, warmer. Highs in the lower 50s. West winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. A 20 percent chance of snow showers in the evening. Lows in the mid 20s. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Chance of snow showers and slight chance of thunderstorms in the afternoon. Highs in the lower 50s. Southwest winds 5 to 10 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Rain and snow showers likely in the evening, then snow showers overnight. Accumulations possible. Lows in the upper 20s. Northwest winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Snow showers in the morning, then chance of snow showers and slight chance of thunderstorms in the afternoon. Highs in the upper 40s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of snow showers in the evening. Lows in the mid 20s. .FRIDAY...Mostly sunny. A 40 percent chance of snow showers in the afternoon. Highs in the mid 50s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 20s. .SATURDAY...Sunny. Highs around 60. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 30s. .SUNDAY...Mostly sunny. Highs in the mid 60s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 30s. .MEMORIAL DAY...Sunny. Highs in the upper 60s. $$ MTZ066-191500- Beartooth Foothills- Including the cities of Fishtail and McLeod 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. Southwest winds 5 to 10 mph. .TUESDAY...Mostly sunny. Warmer. Highs in the lower 60s. Southeast winds 5 to 10 mph in the morning shifting to the west in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly sunny in the morning, then rain showers likely early in the afternoon. Rain showers likely and slight chance of thunderstorms late in the afternoon. Highs in the mid 60s. Northwest winds 5 to 10 mph. Chance of precipitation 60 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the upper 30s. Northwest winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Slight chance of snow showers early in the morning. Rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s. .FRIDAY...Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs around 80. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the lower 80s. $$ MTZ056-191500- Red Lodge Foothills- Including the city of Red Lodge 350 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the upper 20s. Northwest winds 5 to 15 mph in the evening shifting to the southwest 5 to 10 mph overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the upper 50s. South winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. Warmer. Lows in the upper 30s. Southwest winds 5 to 15 mph. .WEDNESDAY...Decreasing clouds. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the lower 60s. South winds 5 to 10 mph in the morning shifting to the north in the afternoon. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Slight chance of thunderstorms early in the evening. Rain showers likely in the evening, then rain showers overnight. Lows in the upper 30s. Northwest winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Cooler. Rain showers in the morning. Slight chance of snow showers through the day. Rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the lower 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s. .FRIDAY...Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs around 60. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs around 70. .SATURDAY NIGHT...Partly cloudy. Lows around 50. .SUNDAY...Sunny. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 70s. $$ MTZ141-191500- Northern Sweet Grass- Including the city of Big Timber 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. Southwest winds 5 to 10 mph. .TUESDAY...Mostly sunny. Warmer. Highs in the lower 60s. West winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 30s. West winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the mid 60s. West winds 5 to 15 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the upper 30s. North winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 30s. .FRIDAY...Mostly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 80s. $$ MTZ034-191500- Northern Stillwater- Including the cities of Columbus and Absarokee 350 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Patchy fog after 3 am. Lows in the mid 20s. East winds 5 to 10 mph in the evening becoming light overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Increasing clouds. Slight chance of rain showers early in the afternoon. Slight chance of showers and thunderstorms late in the afternoon. Highs in the upper 60s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the upper 30s. Northwest winds 5 to 10 mph. Chance of precipitation 90 percent. .THURSDAY...Rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 30s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ MTZ139-191500- Southeastern Carbon- Including the city of Bridger 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 20s. Northeast winds 5 to 15 mph in the evening shifting to the south 5 to 10 mph overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. South winds 10 to 20 mph. .TUESDAY NIGHT...Mostly cloudy. Warmer. Lows around 40. Southeast winds 10 to 20 mph. .WEDNESDAY...Decreasing clouds. Highs around 70. South winds 10 to 20 mph in the morning becoming southwest 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Slight chance of thunderstorms early in the evening. Chance of rain showers in the evening, then rain showers overnight. Lows around 40. North winds 5 to 15 mph. Chance of precipitation 80 percent. .THURSDAY...Rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows in the upper 30s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. $$ MTZ170-191500- Northern Carbon- Including the cities of Joliet and Fromberg 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 20s. Northeast winds 5 to 10 mph in the evening shifting to the southwest overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the mid 60s. South winds 10 to 20 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows in the upper 30s. South winds 10 to 20 mph. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. Southwest winds 10 to 20 mph in the morning becoming west 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Slight chance of thunderstorms early in the evening. Rain showers likely in the evening, then rain showers overnight. Lows in the upper 30s. Northwest winds 5 to 15 mph. Chance of precipitation 90 percent. .THURSDAY...Rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 30s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ MTZ172-191500- Melville Foothills- Including the city of Melville 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. Northeast winds 5 to 10 mph in the evening shifting to the west overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the upper 50s. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers early in the evening. Lows in the upper 30s. West winds 5 to 10 mph. .WEDNESDAY...Partly sunny. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Slight chance of thunderstorms early in the evening. Rain showers through the night. Slight chance of snow showers after 3 am. Lows in the upper 30s. North winds 5 to 15 mph. Chance of precipitation 90 percent. .THURSDAY...Snow showers likely early in the morning. Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 30s. .FRIDAY...Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Mostly sunny. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Mostly sunny. Highs in the mid 70s. $$ MTZ228-191500- Southern Wheatland- Including the city of Harlowton 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the mid 20s. Northeast winds 5 to 15 mph in the evening shifting to the west 5 to 10 mph overnight. .TUESDAY...Sunny, warmer. Highs in the lower 60s. West winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers early in the evening. Lows in the mid 30s. West winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. West winds 10 to 20 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Slight chance of thunderstorms early in the evening. Rain showers in the evening, then rain showers likely overnight. Lows in the mid 30s. North winds 5 to 15 mph. Chance of precipitation 90 percent. .THURSDAY...Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 50s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. .FRIDAY...Mostly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs around 80. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the lower 80s. $$ MTZ063-191500- Judith Gap- Including the city of Judith Gap 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the mid 20s. Northeast winds 5 to 15 mph in the evening shifting to the south 5 to 10 mph overnight. .TUESDAY...Mostly sunny in the morning and early afternoon, then a 20 percent chance of rain showers late in the afternoon. Warmer. Highs in the upper 50s. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s. Northeast winds 5 to 10 mph in the evening shifting to the northwest overnight. .WEDNESDAY...Mostly sunny in the morning, then rain showers likely and slight chance of thunderstorms early in the afternoon. Rain showers likely and chance of thunderstorms late in the afternoon. Highs in the upper 50s. Northwest winds 5 to 15 mph. Chance of precipitation 60 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain showers likely and slight chance of snow showers overnight. Lows in the mid 30s. North winds 5 to 15 mph. Chance of precipitation 80 percent. .THURSDAY...Slight chance of snow showers early in the morning. Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 50s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. .FRIDAY...Mostly sunny. Highs in the lower 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. .SATURDAY...Mostly sunny. Highs in the lower 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 40s. .MEMORIAL DAY...Mostly sunny. Highs in the upper 70s. $$ MTZ042-191500- Golden Valley- Including the cities of Ryegate and Lavina 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 20s. North winds 5 to 10 mph. .TUESDAY...Mostly sunny. Warmer. Highs in the mid 60s. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the upper 30s. West winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. West winds 5 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the upper 30s. North winds 5 to 15 mph. Chance of precipitation 90 percent. .THURSDAY...Rain showers likely in the morning, then chance of rain showers in the afternoon. Highs around 60. Chance of precipitation 60 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 30s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Mostly sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ MTZ029-191500- Musselshell- Including the city of Roundup 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly clear. Lows in the upper 20s. Northeast winds 5 to 10 mph in the evening shifting to the southwest overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Mostly cloudy. Warmer. Lows in the upper 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Decreasing clouds. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 60s. West winds 5 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows around 40. North winds 5 to 15 mph. Chance of precipitation 80 percent. .THURSDAY...Rain showers likely in the morning, then slight chance of rain showers in the afternoon. Highs in the lower 60s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 30s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Mostly sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ MTZ235-191500- Southwestern Yellowstone- Including the city of Billings 350 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows around 30. Northeast winds 5 to 15 mph in the evening shifting to the southwest 5 to 10 mph overnight. .TUESDAY...Sunny, warmer. Highs in the upper 60s. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows in the lower 40s. Southwest winds 5 to 15 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. West winds 5 to 15 mph. .WEDNESDAY NIGHT...Rain showers and slight chance of thunderstorms early in the evening, then rain showers in the late evening and overnight. Lows in the lower 40s. North winds 5 to 15 mph. Chance of precipitation 80 percent. .THURSDAY...Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the lower 60s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows around 40. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny, warmer. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. && TEMPERATURE / PRECIPITATION Billings 30 67 42 71 / 0 0 10 10 $$ MTZ173-191500- Northeastern Yellowstone- Including the cities of Custer and Pompeys Pillar 350 PM MDT Mon May 18 2026 .TONIGHT...Partly cloudy. Lows in the upper 20s. Northeast winds 5 to 10 mph in the evening becoming light overnight. .TUESDAY...Sunny, warmer. Highs in the upper 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows around 40. Southwest winds 5 to 10 mph. .WEDNESDAY...Decreasing clouds. Slight chance of rain showers early in the afternoon. Slight chance of showers and thunderstorms late in the afternoon. Highs in the lower 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY NIGHT...Rain showers likely and slight chance of thunderstorms early in the evening, then rain showers likely in the late evening and overnight. Lows in the lower 40s. North winds 5 to 10 mph. Chance of precipitation 70 percent. .THURSDAY...Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the lower 60s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows around 40. .FRIDAY...Mostly sunny. Highs around 70. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. $$ MTZ057-191500- Northern Big Horn- Including the cities of Hardin and Crow Agency 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the mid 20s. Northeast winds 5 to 10 mph in the evening shifting to the southeast overnight. .TUESDAY...Sunny, warmer. Highs in the upper 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. South winds 5 to 10 mph. .WEDNESDAY...Decreasing clouds. Highs in the lower 70s. West winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows in the lower 40s. North winds 5 to 10 mph. .THURSDAY...Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the lower 60s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy. Slight chance of rain showers in the evening, then chance of rain showers overnight. Lows in the upper 30s. Chance of precipitation 30 percent. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. && TEMPERATURE / PRECIPITATION Hardin 26 67 36 73 / 0 0 0 0 $$ MTZ138-191500- Southern Big Horn- Including the cities of Pryor and Lodge Grass 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. Northeast winds 5 to 10 mph in the evening shifting to the south overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 30s. South winds 5 to 15 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph in the morning shifting to the northwest in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the lower 40s. Northwest winds 5 to 10 mph. .THURSDAY...Rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Cooler. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the upper 30s. .FRIDAY...Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ MTZ171-191500- Pryor/Northern Bighorn Mountains- 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows around 19. Northwest winds 5 to 15 mph. .TUESDAY...Sunny, warmer. Highs in the mid 40s. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows in the lower 30s. South winds 10 to 20 mph. .WEDNESDAY...Decreasing clouds. Highs in the upper 40s. Southwest winds 5 to 15 mph. .WEDNESDAY NIGHT...Rain showers likely and slight chance of snow showers in the evening and overnight, then snow showers likely after 3 am. Lows in the mid 30s. North winds 5 to 15 mph. Chance of precipitation 70 percent. .THURSDAY...Snow showers in the morning, then snow showers likely and slight chance of thunderstorms in the afternoon. Accumulations possible. Highs around 40. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of rain and snow showers. Lows in the lower 30s. .FRIDAY...Mostly sunny. Slight chance of snow showers early in the morning, then slight chance of rain showers late in the morning. Highs in the upper 40s. Chance of precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. .SATURDAY...Sunny, warmer. Highs in the upper 50s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the mid 60s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the upper 60s. $$ MTZ169-191500- Bighorn Canyon- Including the city of Fort Smith 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. East winds 5 to 15 mph in the evening shifting to the south 5 to 10 mph overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Southwest winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows in the lower 40s. Southwest winds 10 to 20 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. West winds 5 to 15 mph. .WEDNESDAY NIGHT...Chance of rain showers in the evening, then rain showers likely overnight. Lows in the lower 40s. Northwest winds 5 to 10 mph. Chance of precipitation 60 percent. .THURSDAY...Rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Cooler. Highs in the upper 50s. Chance of precipitation 80 percent. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 40. .FRIDAY...Mostly sunny with a 20 percent chance of rain showers. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. $$ MTZ030-191500- Treasure- Including the city of Hysham 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. North winds 5 to 10 mph in the evening becoming light overnight. .TUESDAY...Mostly sunny. Warmer. Highs in the mid 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows in the lower 40s. South winds 5 to 10 mph. .WEDNESDAY...Decreasing clouds. Highs in the lower 70s. West winds 5 to 10 mph. .WEDNESDAY NIGHT...Chance of rain showers in the evening, then rain showers likely overnight. Lows in the mid 40s. Northwest winds 5 to 10 mph. Chance of precipitation 60 percent. .THURSDAY...Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Cooler. Highs in the lower 60s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly cloudy. Lows in the lower 40s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. $$ MTZ031-191500- Northern Rosebud- Including the cities of Colstrip and Forsyth 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Patchy fog after 3 am. Lows in the upper 20s. North winds 5 to 10 mph in the evening becoming light overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Decreasing clouds. Warmer. Lows around 40. South winds 5 to 10 mph. .WEDNESDAY...Decreasing clouds. Highs in the lower 70s. West winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows in the lower 40s. Northwest winds 5 to 10 mph. .THURSDAY...Rain showers likely in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 30s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. $$ MTZ032-191500- Custer- Including the city of Miles City 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows around 30. Northwest winds 5 to 10 mph. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows around 40. South winds 5 to 15 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the mid 40s. Northwest winds 5 to 15 mph. .THURSDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows around 40. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Mostly sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. && TEMPERATURE / PRECIPITATION Miles City 30 64 40 73 / 0 0 0 0 $$ MTZ033-191500- Fallon- Including the city of Baker 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy. A 20 percent chance of rain showers early in the evening. Areas of fog after 3 am. Lows in the upper 20s. Northwest winds 5 to 10 mph. .TUESDAY...Decreasing clouds. Warmer. Highs around 60. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. South winds 5 to 15 mph. .WEDNESDAY...Mostly sunny. Warmer. Highs in the lower 70s. Southwest winds 10 to 20 mph. .WEDNESDAY NIGHT...Mostly cloudy. A 20 percent chance of rain showers in the evening. Lows in the upper 30s. East winds 5 to 15 mph. .THURSDAY...Mostly cloudy. Chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of rain showers overnight. Lows in the upper 30s. Chance of precipitation 30 percent. .FRIDAY...Partly sunny with a 20 percent chance of rain showers. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. A 20 percent chance of rain showers in the evening. Lows around 40. .SATURDAY...Mostly sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. && TEMPERATURE / PRECIPITATION Baker 28 60 36 73 / 20 0 0 0 $$ MTZ058-191500- Southern Rosebud- Including the city of Lame Deer 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. North winds 5 to 10 mph in the evening becoming light overnight. .TUESDAY...Sunny, warmer. Highs in the mid 60s. Light and variable winds. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. South winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. Light and variable winds in the morning becoming northwest 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Mostly cloudy. Slight chance of rain showers in the evening, then chance of rain showers overnight. Lows in the lower 40s. Northwest winds 5 to 10 mph. Chance of precipitation 30 percent. .THURSDAY...Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Cooler. Highs in the lower 60s. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy. Chance of rain showers in the evening, then slight chance of rain showers overnight. Lows in the upper 30s. Chance of precipitation 30 percent. .FRIDAY...Partly sunny. A 20 percent chance of rain showers in the morning. Highs in the upper 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the mid 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. $$ MTZ036-191500- Powder River- Including the city of Broadus 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the upper 20s. Northwest winds 5 to 10 mph. .TUESDAY...Sunny, warmer. Highs in the lower 60s. West winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 30s. South winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Highs in the lower 70s. Southwest winds 5 to 15 mph. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. North winds 5 to 10 mph. .THURSDAY...Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then chance of rain showers overnight. Lows around 40. Chance of precipitation 40 percent. .FRIDAY...Partly sunny with a 20 percent chance of rain showers. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly clear. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Sunny. Highs in the upper 80s. && TEMPERATURE / PRECIPITATION Broadus 29 62 39 72 / 0 0 0 0 $$ MTZ037-191500- Carter- Including the city of Ekalaka 350 PM MDT Mon May 18 2026 .TONIGHT...Mostly cloudy. A 20 percent chance of rain showers late in the evening. Patchy fog after 3 am. Lows in the upper 20s. Northwest winds 5 to 10 mph. .TUESDAY...Sunny, warmer. Highs in the upper 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. South winds 5 to 10 mph. .WEDNESDAY...Sunny, warmer. Highs in the lower 70s. South winds 5 to 15 mph. .WEDNESDAY NIGHT...Mostly cloudy. Lows around 40. Southeast winds 5 to 15 mph in the evening shifting to the northeast 5 to 10 mph overnight. .THURSDAY...Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 40 percent. .THURSDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then chance of rain showers overnight. Lows in the upper 30s. Chance of precipitation 40 percent. .FRIDAY...Partly sunny with a 20 percent chance of rain showers. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Mostly sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. $$ WYZ198-191500- Northeast Bighorn Mountains- Including the city of Burgess Jct 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows around 13. West winds 5 to 15 mph. .TUESDAY...Increasing clouds. Warmer. Highs in the lower 40s. West winds 5 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Warmer. Lows in the mid 20s. Southwest winds 5 to 15 mph. .WEDNESDAY...Mostly sunny. Chance of snow showers early in the afternoon. Chance of rain showers, slight chance of thunderstorms and snow showers late in the afternoon. Highs around 50. West winds 5 to 15 mph. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. Slight chance of rain and snow showers in the evening, then chance of snow showers overnight. Lows in the upper 20s. West winds 5 to 10 mph. Chance of precipitation 40 percent. .THURSDAY...Snow showers in the morning, then snow showers and chance of thunderstorms in the afternoon. Accumulations possible. Highs in the lower 40s. Chance of precipitation 90 percent. .THURSDAY NIGHT...Snow showers likely in the evening, then chance of snow showers overnight. Lows in the mid 20s. Chance of precipitation 60 percent. .FRIDAY...Partly sunny. Chance of snow showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 40s. Chance of precipitation 40 percent. .FRIDAY NIGHT...Partly cloudy. Lows around 30. .SATURDAY...Sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 50s. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s. .SUNDAY...Sunny. Highs in the lower 60s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. .MEMORIAL DAY...Sunny. Highs in the upper 60s. $$ WYZ199-191500- Sheridan Foothills- Including the city of Sheridan 350 PM MDT Mon May 18 2026 .TONIGHT...Decreasing clouds. Lows in the mid 20s. West winds 5 to 10 mph. .TUESDAY...Sunny, warmer. Highs around 60. Light and variable winds in the morning becoming east 5 to 10 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 30s. South winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. Northwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly cloudy. A 30 percent chance of rain showers overnight. Lows in the mid 30s. Northwest winds 5 to 10 mph. .THURSDAY...Rain showers likely in the morning, then rain showers and chance of thunderstorms in the afternoon. Cooler. Highs in the mid 50s. Chance of precipitation 90 percent. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the lower 30s. .FRIDAY...Partly sunny with a 30 percent chance of rain showers. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly clear. Lows around 40. .SUNDAY...Sunny. Highs in the lower 80s. .SUNDAY NIGHT...Mostly clear. Lows in the lower 40s. .MEMORIAL DAY...Sunny. Highs in the mid 80s. && TEMPERATURE / PRECIPITATION Sheridan WY 24 60 31 67 / 0 0 0 10 $$ weather.gov/billings