Expires:202410171000;;409287 FPUS55 KTFX 170300 ZFPTFX Zone Forecast Product for Central and Southwest Montana National Weather Service Great Falls MT 859 PM MDT Wed Oct 16 2024 Spot temperatures and probabilities of measurable precipitation are for the rest of tonight, Thursday, Thursday night, and Friday. MTZ330-171000- Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 859 PM MDT Wed Oct 16 2024 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO NOON MDT FRIDAY... .REST OF TONIGHT...Colder. Chance of rain and snow early in the evening, then snow and rain after midnight. Areas of smoke early in the evening. Haze through the night. Snow accumulation of 1 to 4 inches. Snow level above 8000 feet. Lows 25 to 35. West winds 5 to 15 mph. Gusts up to 35 mph early in the evening. Chance of precipitation near 100 percent. .THURSDAY...Much colder. Snow and rain in the morning, then snow in the afternoon. Snow may be heavy at times in the afternoon. Snow accumulation of 5 to 8 inches. Highs 30 to 40. West winds 5 to 15 mph. Chance of precipitation near 100 percent. .THURSDAY NIGHT...Breezy, colder, snow. Snow may be heavy at times in the evening. Snow accumulation of 4 to 7 inches. Lows 15 to 25. North winds 10 to 15 mph increasing to 15 to 25 mph after midnight. Chance of snow near 100 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of snow in the morning, then partly cloudy in the afternoon. Highs 25 to 35. North winds 10 to 20 mph. .FRIDAY NIGHT...Colder. Mostly clear. Lows 10 to 20. North winds up to 10 mph shifting to the south after midnight. .SATURDAY AND SATURDAY NIGHT...Not as cool. Mostly clear. Highs 40 to 50. Lows 25 to 30. .SUNDAY...Sunny. Highs 45 to 55. .SUNDAY NIGHT...Mostly cloudy. Lows 25 to 35. .MONDAY...Mostly cloudy with a 20 percent chance of rain and snow. Highs 40 to 50. .MONDAY NIGHT...Mostly cloudy with chance of rain and slight chance of snow. Lows 25 to 30. Chance of precipitation 50 percent. .TUESDAY AND TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of rain and snow. Highs 40 to 50. Lows 25 to 30. .WEDNESDAY...Partly cloudy with a 20 percent chance of rain and snow. Highs 40 to 50. && TEMPERATURE / PRECIPITATION West Yellowstone 31 41 9 36 / 100 100 100 40 $$