Big Sky, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    70% Chance Frozen Mix
    33°
    Wednesday 5/8
    Forecast night icon
    33°
    70% Chance Frozen Mix
    Hourly
    Night Details
    Breezy. Patchy blowing snow in the evening. Chance of snow and rain in the evening then chance of snow and rain likely after midnight. Snow accumulation of 6 to 9 inches. Lows 25 to 35. North winds 15 to 25 mph. Chance of precipitation 70 percent.
  • Forecast day icon
    Thursday
    50% Chance Frozen Mix
    47°
    Forecast night icon
    Night
    Partly Cloudy
    32°
    Thursday 5/9
    Day
    47°
    50% Chance Frozen Mix
    Forecast day icon
    Night
    32°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Mostly cloudy. Chance of snow and rain in the morning then slight chance of rain and snow in the afternoon. Highs 40 to 50. Northeast winds 10 to 20 mph. Chance of precipitation 50 percent.
    Night Details
    Partly cloudy. Lows 25 to 30. Northeast winds 10 to 15 mph decreasing to up to 10 mph after midnight.
  • Forecast day icon
    Friday
    Partly Cloudy
    59°
    Forecast night icon
    Night
    Mostly Clear
    35°
    Friday 5/10
    Day
    59°
    Partly Cloudy
    Forecast day icon
    Night
    35°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Partly cloudy in the morning then becoming sunny. Highs 50 to 60. East winds up to 10 mph shifting to the north in the afternoon.
    Night Details
    Mostly clear. Lows 30 to 35. North winds 5 to 10 mph shifting to the south after midnight.
  • Forecast day icon
    Saturday
    Mostly Sunny
    64°
    Forecast night icon
    Night
    Mostly Clear
    39°
    Saturday 5/11
    Day
    64°
    Mostly Sunny
    Forecast day icon
    Night
    39°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 55 to 65. Lows 35 to 40.
    Night Details
    Mostly clear. Highs 55 to 65. Lows 35 to 40.
  • Forecast day icon
    Sunday
    Mostly Sunny
    68°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Sunday 5/12
    Day
    68°
    Mostly Sunny
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 55 to 65. Lows 35 to 40.
    Night Details
    Mostly clear with a 20 percent chance of rain. Lows 35 to 40.
  • Forecast day icon
    Monday
    40% Chance of Rain
    67°
    Forecast night icon
    Night
    Partly Cloudy
    40°
    Monday 5/13
    Day
    67°
    40% Chance of Rain
    Forecast day icon
    Night
    40°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny with a 40 percent chance of rain. Highs 55 to 65.
    Night Details
    Partly cloudy with a 20 percent chance of rain. Lows 35 to 40.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    63°
    Forecast night icon
    Night
    Partly Cloudy
    38°
    Tuesday 5/14
    Day
    63°
    40% Chance of Storms
    Forecast day icon
    Night
    38°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 40 percent.
    Night Details
    Partly cloudy with a 20 percent chance of rain. Lows 30 to 35.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    64°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Wednesday 5/15
    Day
    64°
    Partly Cloudy
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy with a 20 percent chance of rain and snow. Highs 50 to 60.
    Night Details
    Mostly clear. Low temperature around 40F. Dew point will be around 33F with an average humidity of 59%. Winds will be 6 mph from the SW.
  • Forecast day icon
    Thursday
    Sunny
    67°
    Forecast night icon
    Night
    Clear
    40°
    Thursday 5/16
    Day
    67°
    Sunny
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 67F. Dew point will be around 30F with an average humidity of 38%. Winds will be 8 mph from the W.
    Night Details
    Clear. Low temperature around 40F. Dew point will be around 33F with an average humidity of 56%. Winds will be 6 mph from the W.
  • Forecast day icon
    Friday
    Sunny
    65°
    Forecast night icon
    Night
    30% Chance of Rain
    41°
    Friday 5/17
    Day
    65°
    Sunny
    Forecast day icon
    Night
    41°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 65F. Dew point will be around 32F with an average humidity of 42%. Winds will be 7 mph from the W.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 41F. Dew point will be around 36F with an average humidity of 61%. Winds will be 6 mph from the SW.