Tue Nov 19 04:02:27 PM EST 2024 Gallatin and Madison County Mountains and Centennial Mountains- Including Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 201 PM MST Tue Nov 19 2024 .TONIGHT...Partly cloudy. Lows 5 to 10. South winds 10 to 15 mph. Gusts up to 30 mph after midnight. .WEDNESDAY...Sunny in the morning, then mostly cloudy with a 20 percent chance of snow in the afternoon. Highs 20 to 30. South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Wind chill readings 5 below to 15 below zero in the morning. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of snow. Near steady temperature in the lower 20s. South winds 10 to 20 mph with gusts to around 35 mph. .THURSDAY...Not as cold. Mostly cloudy. Chance of snow in the morning, then snow likely and chance of rain in the afternoon. Light snow accumulations. Highs 30 to 40. South winds 10 to 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of snow and rain. Lows 25 to 30. South winds 10 to 15 mph with gusts to around 30 mph. .FRIDAY...Mostly cloudy with a 20 percent chance of rain and snow. Highs 35 to 45. .FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of snow and rain. Lows 25 to 30. .SATURDAY...Snow. Heavy snow accumulations. Highs 30 to 40. Chance of snow 90 percent. .SATURDAY NIGHT...Colder. Snow likely. Moderate snow accumulations. Lows 15 to 20. Chance of snow 70 percent. .SUNDAY THROUGH MONDAY NIGHT...Mostly cloudy with a 50 percent chance of snow. Highs 20 to 30. Lows 10 to 15. .TUESDAY...Mostly cloudy with a 50 percent chance of snow. Highs 15 to 25. && TEMPERATURE / PRECIPITATION West Yellowstone 1 29 16 36 / 10 20 50 70