


Zone Forecast Product
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
378 FPUS55 KTFX 170838 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 237 AM MDT Sat May 17 2025 Spot temperatures and probabilities of measurable precipitation are for today, tonight, and Sunday. MTZ301-172200- East Glacier Park Region- Including East Glacier Park, Kiowa, Babb, Saint Mary, Marias Pass, and Logan Pass 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 45 to 55. Southwest winds 5 to 15 mph. .TONIGHT...Mostly cloudy. Slight chance of rain showers in the evening, then rain likely after midnight. Lows 35 to 40. East winds up to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Rain and snow. Snow may be heavy at times in the morning. Snow accumulation of 5 to 8 inches. Snow level 6500 feet. Near steady temperature in the upper 30s. Northeast winds 5 to 10 mph shifting to the northwest 10 to 15 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain and snow likely in the evening, then chance of snow showers and slight chance of rain showers after midnight. Light snow accumulations. Snow level 6500 feet. Lows 30 to 35. West winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Breezy. Mostly cloudy with chance of snow showers and slight chance of rain showers. Highs 40 to 50. West winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation 40 percent. .MONDAY NIGHT...Breezy. Mostly cloudy with a 20 percent chance of rain showers and snow showers. Lows 30 to 40. .TUESDAY...Breezy. Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 40 to 50. Chance of precipitation 50 percent. .TUESDAY NIGHT...Breezy. Partly cloudy. Lows 30 to 35. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers and snow showers. Highs 45 to 55. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers and snow showers. Lows 30 to 35. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers and snow showers. Highs 45 to 55. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers and snow showers. Lows 30 to 35. Highs 50 to 60. $$ MTZ307-172200- Southern Rocky Mountain Front- Including Rogers Pass 238 AM MDT Sat May 17 2025 .TODAY...Not as cool. Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 50 to 60. Southwest winds up to 10 mph shifting to the south in the afternoon. .TONIGHT...Chance of rain showers in the evening, then rain after midnight. Lows 35 to 40. East winds up to 10 mph. Chance of precipitation near 100 percent. .SUNDAY...Cooler. Rain and snow. Snow accumulation of 2 to 5 inches. Snow level 6500 feet. Near steady temperature in the upper 30s. West winds 5 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Snow and rain likely in the evening, then chance of snow showers and rain showers after midnight. Snow level 6000 feet. Lows 30 to 35. West winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy with a 40 percent chance of snow showers and rain showers. Highs 40 to 50. West winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers and snow showers. Lows 30 to 35. .TUESDAY...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 45 to 55. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly clear. Lows 30 to 35. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 45 to 55. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers and snow showers. Lows 30 to 40. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers and snow showers. Highs 45 to 55. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers and snow showers. Lows 30 to 35. .FRIDAY...Partly cloudy with chance of rain showers, slight chance of thunderstorms and snow showers. Highs 50 to 60. Chance of precipitation 30 percent. $$ MTZ302-172200- Northern High Plains- Including Browning, Heart Butte, and Dupuyer 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning then becoming mostly cloudy. Highs 60 to 65. Southwest winds 5 to 10 mph shifting to the southeast in the afternoon. .TONIGHT...Mostly cloudy. Rain likely after midnight. Lows around 40. East winds up to 10 mph. Chance of rain 70 percent. .SUNDAY...Cooler, rain. Highs 45 to 50. Northeast winds 5 to 15 mph shifting to the northwest 10 to 15 mph in the afternoon. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows 35 to 40. West winds 10 to 20 mph. Chance of precipitation 70 percent. .MONDAY...Breezy. Mostly cloudy in the morning then becoming partly cloudy. A 20 percent chance of rain showers. Highs around 55. West winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. .MONDAY NIGHT...Breezy. Partly cloudy. Lows 35 to 40. .TUESDAY...Breezy. Partly cloudy with a 20 percent chance of rain showers. Highs 55 to 60. .TUESDAY NIGHT...Mostly clear. Lows 35 to 40. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 55 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 55 to 60. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. Highs 60 to 65. $$ MTZ308-172200- Southern High Plains- Including Bynum, Choteau, and Pendroy 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning then becoming mostly cloudy. Highs 60 to 65. Southwest winds up to 10 mph shifting to the southeast in the afternoon. .TONIGHT...Slight chance of rain showers in the evening, then rain after midnight. Lows 40 to 45. Northeast winds 5 to 10 mph. Chance of precipitation near 100 percent. .SUNDAY...Rain. Highs 50 to 55. North winds 10 to 20 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows around 40. West winds 10 to 20 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 15 mph. Chance of showers 30 percent. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly clear. Lows 35 to 40. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs around 60. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 60 to 65. $$ MTZ303-172200- Eastern Glacier, Western Toole, and Central Pondera- Including Cut Bank, Ethridge, and Santa Rita 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy. Highs 60 to 65. Southwest winds up to 10 mph shifting to the south in the afternoon. .TONIGHT...Mostly cloudy. Rain likely after midnight. Lows 40 to 45. East winds 5 to 10 mph. Chance of rain 70 percent. .SUNDAY...Cooler, rain. Highs around 50. Northeast winds 10 to 15 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows around 40. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs 55 to 60. West winds 10 to 20 mph. .MONDAY NIGHT AND TUESDAY...Breezy. Partly cloudy. Lows 35 to 40. Highs around 60. .TUESDAY NIGHT...Mostly clear. Lows 35 to 40. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs around 60. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. Highs 60 to 65. && TEMPERATURE / PRECIPITATION Cut Bank 64 42 51 / 10 70 90 $$ MTZ304-172200- Eastern Toole and Liberty- Including Devon, Shelby, Chester, Galata, Joplin, Lothair, and Whitlash 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 60 to 65. Southwest winds up to 10 mph. .TONIGHT...Mostly cloudy. Rain likely after midnight. Lows in the mid 40s. East winds 5 to 15 mph. Chance of rain 70 percent. .SUNDAY...Rain. Highs 50 to 55. East winds 10 to 15 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows around 40. North winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 15 mph. Chance of showers 50 percent. .MONDAY NIGHT...Mostly cloudy. Lows around 40. .TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 65. .TUESDAY NIGHT...Mostly clear. Lows 35 to 40. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 60 to 65. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. Highs 60 to 65. $$ MTZ305-172200- Hill County- Including Havre 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy with a 20 percent chance of rain showers. Highs 65 to 70. Southeast winds up to 10 mph. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms after midnight. Lows 40 to 45. East winds 10 to 20 mph. Chance of precipitation 50 percent. .SUNDAY...Breezy, cooler, rain. Highs in the mid 50s. East winds 15 to 25 mph. Chance of rain 90 percent. .SUNDAY NIGHT...Rain in the evening, then rain likely after midnight. Lows around 40. East winds 5 to 15 mph. Chance of rain 90 percent. .MONDAY...Mostly cloudy. Rain likely in the morning, then chance of rain showers in the afternoon. Highs 55 to 60. Northeast winds 5 to 10 mph shifting to the south in the afternoon. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 40. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 65. Lows around 40. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 65. Chance of precipitation 50 percent. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. Highs around 65. && TEMPERATURE / PRECIPITATION Havre 69 44 56 / 30 40 90 $$ MTZ306-172200- Northern Blaine County- Including Chinook, Zurich, Harlem, Hogeland, and Fort Belknap 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 60 to 65. Southeast winds 5 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Breezy. Mostly cloudy. Slight chance of rain showers in the evening, then slight chance of thunderstorms after midnight. Lows around 40. East winds 15 to 25 mph. Chance of precipitation 20 percent. .SUNDAY...Windy. Rain likely in the morning, then rain in the afternoon. Highs 50 to 55. East winds 20 to 30 mph. Chance of rain 80 percent. .SUNDAY NIGHT...Breezy, rain. Lows around 40. East winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. Chance of rain 90 percent. .MONDAY...Rain likely in the morning, then rain showers likely in the afternoon. Highs 50 to 55. Southeast winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY NIGHT AND TUESDAY...Mostly cloudy with a 50 percent chance of rain showers. Lows 35 to 40. Highs 60 to 65. .TUESDAY NIGHT...Partly cloudy with a 30 percent chance of rain showers. Lows 35 to 40. .WEDNESDAY...Partly cloudy with a 40 percent chance of rain showers. Highs around 65. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a 40 percent chance of rain showers. Lows around 40. Highs 60 to 65. $$ MTZ309-172200- Eastern Pondera and Eastern Teton- Including Brady, Conrad, and Ledger 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy. Highs in the mid 60s. Southwest winds up to 5 mph shifting to the southeast in the afternoon. .TONIGHT...Mostly cloudy. Rain after midnight. Lows in the mid 40s. East winds 5 to 10 mph. Chance of rain 90 percent. .SUNDAY...Cooler, rain. Highs 50 to 55. Northeast winds 10 to 15 mph shifting to the north in the afternoon. Chance of rain near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows 35 to 40. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs around 60. West winds 5 to 10 mph. Chance of showers 40 percent. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 60 to 65. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 35. Highs around 65. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 60 to 65. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 65. $$ MTZ310-172200- Western and Central Chouteau County- Including Floweree, Carter, and Fort Benton 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 65 to 70. Southwest winds up to 10 mph shifting to the southeast in the afternoon. .TONIGHT...Mostly cloudy. Slight chance of rain showers in the evening, then rain likely and slight chance of thunderstorms after midnight. Lows in the mid 40s. East winds 5 to 15 mph. Chance of precipitation 70 percent. .SUNDAY...Cooler, rain. Highs in the mid 50s. East winds 10 to 15 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Rain in the evening, then rain likely after midnight. Lows around 40. Northwest winds 5 to 15 mph. Chance of rain 80 percent. .MONDAY...Mostly cloudy. Rain likely in the morning, then chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 15 mph. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 40. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 65. Chance of precipitation 40 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs around 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .THURSDAY NIGHT AND FRIDAY...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. Highs around 65. $$ MTZ311-172200- Bears Paw Mountains and Southern Blaine- Including Rocky Boy 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Southeast winds up to 10 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Slight chance of thunderstorms in the evening, then chance of rain showers and slight chance of thunderstorms after midnight. Lows in the mid 40s. East winds 10 to 20 mph. Chance of precipitation 50 percent. .SUNDAY...Breezy, cooler. Rain likely in the morning, then rain in the afternoon. Highs 50 to 55. East winds 15 to 25 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Rain. Lows 40 to 45. East winds 5 to 15 mph. Chance of rain 90 percent. .MONDAY...Rain likely in the morning, then rain showers likely in the afternoon. Highs 50 to 55. East winds 5 to 10 mph shifting to the southwest in the afternoon. Chance of precipitation 70 percent. .MONDAY NIGHT AND TUESDAY...Mostly cloudy with a 50 percent chance of rain showers. Lows around 40. Highs 60 to 65. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .WEDNESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows 40 to 45. .FRIDAY...Mostly cloudy with a 40 percent chance of rain showers. Highs 60 to 65. $$ MTZ312-172200- Cascade County below 5000ft- Including Great Falls 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy. Highs in the mid 60s. Southwest winds up to 10 mph shifting to the southeast in the afternoon. .TONIGHT...Mostly cloudy. Slight chance of rain showers in the evening, then rain and slight chance of thunderstorms after midnight. Lows in the mid 40s. East winds 5 to 10 mph. Chance of precipitation 90 percent. .SUNDAY...Cooler. Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 50 to 55. Northeast winds 5 to 15 mph shifting to the northwest 10 to 20 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows around 40. West winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs around 60. West winds 5 to 15 mph. Chance of showers 50 percent. .MONDAY NIGHT...Mostly cloudy. Lows around 40. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .WEDNESDAY...Sunny with a 20 percent chance of rain showers. Highs around 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 60 to 65. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 65. && TEMPERATURE / PRECIPITATION Great Falls Arpt 66 47 54 / 10 90 100 $$ MTZ313-172200- Judith Basin County and Judith Gap- Including Raynesford, Geyser, Stanford, Windham, Benchland, Hobson, and Moccasin 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 60. Southwest winds up to 10 mph shifting to the southeast in the afternoon. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely and slight chance of thunderstorms after midnight. Lows 40 to 45. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 50 to 55. East winds 5 to 15 mph shifting to the north 10 to 15 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Rain in the evening, then rain likely after midnight. Lows 35 to 40. Northwest winds 10 to 20 mph. Chance of rain 90 percent. .MONDAY...Mostly cloudy. Rain likely in the morning, then chance of rain showers in the afternoon. Highs 50 to 55. Northwest winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .TUESDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 50 percent. .TUESDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 40. .THURSDAY...Rain showers likely and slight chance of thunderstorms. Highs around 60. Chance of precipitation 60 percent. .THURSDAY NIGHT...Partly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 40 percent. $$ MTZ314-172200- Fergus County below 4500ft- Including Hilger and Lewistown 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Southwest winds up to 10 mph shifting to the southeast in the afternoon. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows 45 to 50. East winds 5 to 15 mph. Chance of precipitation 70 percent. .SUNDAY...Rain likely in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 55 to 60. East winds 10 to 20 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Rain in the evening, then rain likely after midnight. Lows 40 to 45. Northwest winds 10 to 20 mph. Chance of rain 90 percent. .MONDAY...Rain likely in the morning, then rain showers likely in the afternoon. Highs 50 to 55. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows 40 to 45. .TUESDAY...Warmer. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 40 to 45. .WEDNESDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. && TEMPERATURE / PRECIPITATION Lewistown 62 42 56 / 40 60 100 $$ MTZ315-172200- Upper Blackfoot and MacDonald Pass- Including Marysville, Lincoln, Flesher Pass, and MacDonald Pass 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 55 to 60. Southwest winds up to 10 mph shifting to the southeast in the afternoon. .TONIGHT...Chance of rain showers and slight chance of thunderstorms in the evening, then rain after midnight. Lows 35 to 40. Northeast winds up to 10 mph. Chance of precipitation near 100 percent. .SUNDAY...Cooler. Rain and snow. Snow accumulation up to 3 inches. Snow level 6000 feet. Highs 40 to 45. West winds 10 to 20 mph with gusts to around 35 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers and snow showers. Lows 30 to 35. West winds 10 to 20 mph with gusts to around 35 mph. .MONDAY...Not as cool. Mostly cloudy. Chance of snow showers and rain showers in the morning, then chance of snow showers and slight chance of rain showers in the afternoon. Highs 45 to 55. West winds 5 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation 30 percent. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 55. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly clear with a 20 percent chance of rain showers. Lows 30 to 35. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 55 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 50 to 60. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 65. Chance of precipitation 30 percent. $$ MTZ316-172200- Gates of the Mountains- Including Canyon Creek, Wolf Creek, and Craig 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 60 to 65. Southwest winds up to 10 mph shifting to the southeast in the afternoon. .TONIGHT...Cloudy. Slight chance of rain showers in the evening, then rain likely and slight chance of thunderstorms after midnight. Lows 40 to 45. Northeast winds up to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Cooler, rain. Highs 45 to 50. West winds 5 to 15 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers and snow showers after midnight. Lows 35 to 40. West winds 5 to 15 mph. Chance of precipitation 60 percent. .MONDAY...Not as cool. Mostly cloudy. Chance of rain showers and snow showers in the morning, then slight chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 15 mph. Chance of precipitation 40 percent. .MONDAY NIGHT...Partly cloudy. Lows around 40. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 50 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. A 20 percent chance of rain showers. Lows 35 to 40. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs 55 to 65. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 30 percent. $$ MTZ317-172200- Little Belt and Highwood Mountains- Including Monarch, Neihart, and Kings Hill Pass 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. Southwest winds up to 10 mph shifting to the south in the afternoon. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely and slight chance of thunderstorms after midnight. Lows 40 to 45. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Near steady temperature in the mid 40s. South winds 5 to 10 mph shifting to the northwest 5 to 15 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Rain and snow in the evening, then snow and rain likely after midnight. Moderate snow accumulations. Snow level 6500 feet. Lows 30 to 35. Northwest winds 5 to 15 mph. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy. Snow and rain likely in the morning, then chance of rain showers and snow showers in the afternoon. Snow level 6500 feet. Highs 45 to 55. West winds 5 to 15 mph. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows 30 to 40. .TUESDAY...Mostly cloudy with a 50 percent chance of thunderstorms. Highs 50 to 55. .TUESDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 30 to 35. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with a 30 percent chance of rain showers. Highs 50 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 55. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. $$ MTZ318-172200- Snowy and Judith Mountains- 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy with slight chance of rain showers in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 55 to 60. Southwest winds up to 10 mph shifting to the southeast in the afternoon. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then chance of rain showers after midnight. Lows 40 to 45. Southeast winds 5 to 15 mph. Chance of precipitation 50 percent. .SUNDAY...Rain likely in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 50 to 55. East winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Rain in the evening, then rain and snow likely after midnight. Moderate snow accumulations. Lows around 35. Northwest winds 10 to 20 mph. Chance of precipitation 90 percent. .MONDAY...Rain and snow likely in the morning, then rain showers likely in the afternoon. Highs 45 to 50. Northwest winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .TUESDAY...Not as cool. Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows 35 to 40. .WEDNESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 40 percent. $$ MTZ319-172200- Helena Valley- Including Helena 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with a 20 percent chance of rain showers in the afternoon. Highs in the mid 60s. Southeast winds up to 5 mph. .TONIGHT...Cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain and slight chance of thunderstorms after midnight. Lows in the mid 40s. East winds up to 5 mph. Chance of precipitation 90 percent. .SUNDAY...Cooler, rain. Highs 50 to 55. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon. Chance of rain near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy with a 50 percent chance of rain showers. Lows around 35. West winds 10 to 20 mph. .MONDAY...Mostly cloudy. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs around 60. West winds 5 to 15 mph. Chance of showers 30 percent. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly clear with a 20 percent chance of rain showers. Lows around 35. .WEDNESDAY...Sunny. Highs 65 to 70. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with a 50 percent chance of rain showers. Highs around 65. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 70. && TEMPERATURE / PRECIPITATION Helena 67 46 53 / 20 80 90 $$ MTZ320-172200- Big Belt, Bridger and Castle Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, and Deep Creek Pass 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TONIGHT...Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely and slight chance of thunderstorms after midnight. Lows 35 to 45. Southeast winds 5 to 15 mph. Chance of precipitation 70 percent. .SUNDAY...Cooler. Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Near steady temperature in the lower 40s. West winds 5 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Rain and snow likely in the evening, then chance of snow showers and rain showers after midnight. Moderate snow accumulations. Snow level 6500 feet. Lows 30 to 35. West winds 5 to 15 mph. Gusts up to 30 mph in the evening. Chance of precipitation 70 percent. .MONDAY...Not as cool. Mostly cloudy with a 50 percent chance of snow showers and rain showers. Highs 45 to 55. West winds 5 to 15 mph. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 35. .TUESDAY AND TUESDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 55. Lows around 35. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 50 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 40 percent. $$ MTZ321-172200- Meagher County Valleys- Including Martinsdale, Checkerboard, Ringling, and White Sulphur Springs 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 55 to 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows around 40. East winds 5 to 15 mph. Chance of precipitation 70 percent. .SUNDAY...Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 45 to 50. West winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Rain likely in the evening, then chance of rain showers and snow showers after midnight. Lows 30 to 35. West winds 5 to 15 mph. Gusts up to 30 mph in the evening. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of rain showers and snow showers in the morning, then chance of rain showers in the afternoon. Highs 50 to 55. West winds 5 to 15 mph. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows around 35. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 35. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 40 percent chance of rain showers. Lows around 35. .FRIDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 40 percent. $$ MTZ322-172200- Elkhorn and Boulder Mountains- Including Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, and Homestake Pass 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TONIGHT...Chance of rain showers and slight chance of thunderstorms in the evening, then rain after midnight. Lows 35 to 40. East winds up to 10 mph shifting to the south after midnight. Chance of precipitation near 100 percent. .SUNDAY...Rain and snow. Snow accumulation of 1 to 4 inches. Snow level 6500 feet. Near steady temperature in the lower 40s. Northwest winds 10 to 20 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy with a 50 percent chance of snow showers and rain showers. Lows 25 to 35. Northwest winds 10 to 20 mph. .MONDAY...Mostly cloudy. Chance of snow showers and rain showers in the morning, then slight chance of rain showers and snow showers in the afternoon. Highs 45 to 55. Northwest winds 5 to 15 mph. Chance of precipitation 40 percent. .MONDAY NIGHT...Partly cloudy. Lows 30 to 35. .TUESDAY...Mostly cloudy with a 50 percent chance of thunderstorms. Highs 50 to 60. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows 30 to 35. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 55 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 30 to 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 55 to 65. $$ MTZ323-172200- Canyon Ferry Area- Including Toston, Townsend, and Winston 238 AM MDT Sat May 17 2025 .TODAY...Partly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 60 to 65. Southeast winds up to 10 mph. .TONIGHT...Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely and slight chance of thunderstorms after midnight. Lows in the mid 40s. Southeast winds up to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 50 to 55. Northwest winds 10 to 20 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Rain likely in the evening, then chance of rain showers after midnight. Lows 35 to 40. Northwest winds 10 to 20 mph. Chance of precipitation 60 percent. .MONDAY...Mostly cloudy. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 15 mph. Chance of showers 40 percent. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY...Partly cloudy with a 50 percent chance of thunderstorms. Highs around 60. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 40. .WEDNESDAY...Partly cloudy. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 40 to 45. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 70. $$ MTZ324-172200- Missouri Headwaters- Including Harrison, Three Forks, Willow Creek, Pony, and Whitehall 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. A 20 percent chance of rain showers in the afternoon. Highs 60 to 65. East winds up to 10 mph. .TONIGHT...Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows 40 to 45. East winds up to 10 mph shifting to the south after midnight. Chance of precipitation 70 percent. .SUNDAY...Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 50 to 55. Northwest winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Chance of rain showers in the evening, then chance of rain showers and snow showers after midnight. Lows around 35. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Mostly cloudy. Slight chance of rain showers and snow showers in the morning, then slight chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 15 mph. Chance of precipitation 20 percent. .MONDAY NIGHT...Partly cloudy. Lows 35 to 40. .TUESDAY...Partly cloudy with a 40 percent chance of thunderstorms. Highs 60 to 65. .TUESDAY NIGHT...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy. Highs 65 to 70. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows around 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 70. $$ MTZ325-172200- Madison River Valley- Including Cameron, Ennis, Jeffers, McAllister, and Norris 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. A 50 percent chance of rain showers in the afternoon. Highs 60 to 65. Southeast winds up to 10 mph. .TONIGHT...Chance of rain showers and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows around 40. South winds up to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Cooler. Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 45 to 50. West winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Rain and snow likely in the evening, then chance of rain showers and snow showers after midnight. Lows 30 to 35. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Slight chance of rain showers and snow showers in the morning, then slight chance of rain showers in the afternoon. Highs around 55. Northwest winds 5 to 15 mph. Chance of precipitation 20 percent. .MONDAY NIGHT...Mostly cloudy. Lows around 35. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 70. $$ MTZ326-172200- Gallatin Valley- Including Bozeman and Gallatin Gateway 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. East winds up to 5 mph. Chance of precipitation 40 percent. .TONIGHT...Rain showers likely and slight chance of thunderstorms in the evening, then rain likely after midnight. Lows 40 to 45. Southeast winds up to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Cooler. Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs around 50. West winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Rain likely in the evening, then chance of rain showers and snow showers after midnight. Lows around 35. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of rain showers and snow showers in the morning, then slight chance of rain showers in the afternoon. Highs 55 to 60. West winds 5 to 10 mph. Chance of precipitation 40 percent. .MONDAY NIGHT...Mostly cloudy. Lows 35 to 40. .TUESDAY...Partly cloudy with a 50 percent chance of thunderstorms. Highs around 60. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows 35 to 40. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs around 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows around 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 30 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 65. && TEMPERATURE / PRECIPITATION Bozeman Airport 65 43 51 / 30 60 100 Bozeman MSU 64 42 51 / 40 60 100 $$ MTZ330-172200- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 238 AM MDT Sat May 17 2025 .TODAY...Not as cool. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TONIGHT...Rain showers likely with possible snow showers and thunderstorms in the evening, then rain and snow likely after midnight. Snow accumulation up to 3 inches. Lows 30 to 40. South winds up to 10 mph. Chance of precipitation near 100 percent. .SUNDAY...Cooler. Rain and snow in the morning, then rain, snow and slight chance of thunderstorms in the afternoon. Snow accumulation of 4 to 7 inches. Snow level 7500 feet. Highs 35 to 45. West winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Snow and rain likely in the evening, then chance of snow showers after midnight. Light snow accumulations. Lows 25 to 30. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy. Chance of snow showers in the morning, then chance of snow showers and rain showers in the afternoon. Highs 40 to 50. Northwest winds 5 to 15 mph. Chance of precipitation 40 percent. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers and snow showers. Lows 25 to 35. .TUESDAY...Mostly cloudy with a 50 percent chance of thunderstorms and snow showers. Highs 45 to 55. .TUESDAY NIGHT...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Lows 30 to 35. Chance of precipitation 50 percent. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain showers. Highs 50 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers and snow showers. Lows 30 to 40. .THURSDAY...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 30 to 35. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 50 to 60. && TEMPERATURE / PRECIPITATION West Yellowstone 59 36 46 / 40 80 100 $$ MTZ327-172200- Northwest Beaverhead County- Including Dewey, Wisdom, Wise River, Big Hole Pass, and Chief Joseph Pass 238 AM MDT Sat May 17 2025 .TODAY...Not as cool. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. South winds up to 10 mph. Chance of precipitation 50 percent. .TONIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain and snow after midnight. Snow accumulation of 2 to 5 inches. Lows 30 to 35. Southeast winds up to 10 mph shifting to the west after midnight. Chance of precipitation near 100 percent. .SUNDAY...Cooler. Snow in the morning, then snow with rain likely in the afternoon. Snow accumulation of 1 to 4 inches. Highs 35 to 45. Northwest winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Chance of snow showers in the evening, then slight chance of snow showers after midnight. Lows around 25. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening. Chance of snow 50 percent. .MONDAY...Not as cool. Mostly cloudy in the morning then becoming partly cloudy. A 20 percent chance of snow showers. Highs 45 to 55. Northwest winds 5 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows 25 to 30. .TUESDAY...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 45 to 55. Chance of precipitation 50 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers and snow showers. Lows 25 to 30. .WEDNESDAY...Partly cloudy. Highs 50 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers and snow showers. Lows 30 to 35. .THURSDAY...Mostly cloudy with chance of rain showers, snow showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 30 to 35. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 55 to 65. $$ MTZ328-172200- Beaverhead and Western Madison below 6000ft- Including Bannack, Dillon, Glen, and Waterloo 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. A 50 percent chance of rain showers in the afternoon. Highs 55 to 65. Southeast winds up to 10 mph. .TONIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain after midnight. Lows around 40. Southeast winds 5 to 10 mph shifting to the southwest after midnight. Chance of precipitation near 100 percent. .SUNDAY...Cooler. Rain in the morning, then rain and slight chance of thunderstorms in the afternoon. Highs 45 to 50. Northwest winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Colder. Mostly cloudy. Chance of rain showers and snow showers in the evening, then slight chance of rain showers and snow showers after midnight. Lows around 30. Northwest winds 10 to 20 mph. Chance of precipitation 50 percent. .MONDAY...Not as cool. Partly cloudy. A 20 percent chance of rain showers and snow showers in the morning. Highs 50 to 60. West winds 5 to 15 mph. .MONDAY NIGHT...Partly cloudy. Lows 30 to 35. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 55 to 60. Chance of precipitation 50 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Lows around 35. .WEDNESDAY...Partly cloudy. Highs 60 to 65. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 40 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 35 to 40. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 65 to 70. && TEMPERATURE / PRECIPITATION Dillon 62 40 49 / 40 80 90 $$ MTZ329-172200- Ruby Mountains and Southern Beaverhead Mountains- Including Monida Pass 238 AM MDT Sat May 17 2025 .TODAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 60. Southeast winds 5 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Rain showers and slight chance of thunderstorms in the evening, then rain and snow after midnight. Snow accumulation of 1 to 4 inches. Lows 30 to 40. South winds 5 to 15 mph. Chance of precipitation near 100 percent. .SUNDAY...Breezy, cooler. Snow and rain in the morning, then rain, snow and slight chance of thunderstorms in the afternoon. Snow accumulation of 3 to 6 inches. Highs 40 to 45. Northwest winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation near 100 percent. .SUNDAY NIGHT...Breezy, colder. Mostly cloudy. Snow likely in the evening, then slight chance of snow showers after midnight. Light snow accumulations. Lows 25 to 30. Northwest winds 15 to 25 mph decreasing to 10 to 15 mph after midnight. Chance of snow 70 percent. .MONDAY...Partly cloudy. Slight chance of snow showers in the morning, then slight chance of rain showers and snow showers in the afternoon. Highs 45 to 50. Northwest winds 10 to 20 mph. Chance of precipitation 20 percent. .MONDAY NIGHT...Partly cloudy. Lows 30 to 35. .TUESDAY...Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 55. Chance of precipitation 50 percent. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers and snow showers. Lows 30 to 35. .WEDNESDAY...Partly cloudy. Highs 55 to 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows 35 to 40. .THURSDAY...Mostly cloudy with chance of rain showers, slight chance of thunderstorms and snow showers. Highs 55 to 60. Chance of precipitation 40 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain showers. Lows 30 to 35. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 55 to 65. $$ http://www.weather.gov/greatfalls https://www.twitter.com/NWSGreatFalls https://www.facebook.com/NWSGreatFalls