10-Day Weather Forecast - Big Sky, MT

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  • 69|41°F
    Sunny
    Arrow up

    Today

    69°F

    Warmer sunny. Highs 53 to 65. South winds 5 to 15 mph. Gusts up to 25 mph increasing to 35 mph in the afternoon.

    Tonight

    41°F

    Partly cloudy. Lows 35 to 43. South winds 5 to 15 mph with gusts to around 35 mph.

    Hourly details
  • Day

    71°F

    Breezy. Mostly sunny. Highs 55 to 67. South winds 5 to 15 mph with gusts to around 30 mph increasing to 15 to 25 mph with gusts to around 45 mph in the afternoon.

    Night

    44°F

    Partly cloudy. A 20 percent chance of rain after midnight. Lows 35 to 43. South winds 10 to 20 mph. Gusts up to 45 mph decreasing to 35 mph after midnight.

    Hourly details
  • Day

    56°F

    Windy. Mostly cloudy. Chance of rain showers and snow showers in the morning then snow showers with possible showers and thunderstorms likely in the afternoon. Moderate snow accumulations. Snow level 7600 feet. Highs 41 to 53. South winds 15 to 20 mph increasing to 15 to 30 mph in the afternoon. Gusts up to 55 mph. Chance of precipitation 90 percent.

    Night

    34°F

    Colder. Snow showers in the evening then snow after midnight. Snow may be heavy at times after midnight. Heavy snow accumulations. Lows 25 to 31. Chance of snow near 100 percent.

    Hourly details
  • Day

    40°F

    Snow in the morning then snow likely in the afternoon. Moderate snow accumulations. Near steady temperature around 30. Chance of snow 90 percent.

    Night

    24°F

    Snow likely. Light snow accumulations. Lows 16 to 22. Highs 27 to 37. Chance of snow 70 percent.

    Hourly details
  • Day

    37°F

    Snow likely. Light snow accumulations. Lows 16 to 22. Highs 27 to 37. Chance of snow 70 percent.

    Night

    18°F

    Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of snow. Lows 14 to 20.

    Hourly details
  • Weekend Weather

  • Day

    42°F

    Mostly sunny with a 20 percent chance of snow. Highs 30 to 40.

    Night

    22°F

    Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of snow. Lows 16 to 22.

    Hourly details
  • Day

    44°F

    Partly sunny. Slight chance of snow in the morning then chance of snow in the afternoon. Highs 33 to 43. Chance of snow 50 percent.

    Night

    27°F

    Partly cloudy. Low temperature around 27F. Dew point will be around 23F with an average humidity of 70%. Winds will be 1 mph from the N.

  • Day

    51°F

    Partly cloudy. High temperature around 51F. Dew point will be around 24F with an average humidity of 50%. Winds will be 2 mph from the NW.

    Night

    31°F

    Cloudy. Low temperature around 31F. Dew point will be around 28F with an average humidity of 67%. Winds will be 1 mph from the S.

  • Day

    55°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. High temperature around 55F. Dew point will be around 26F with an average humidity of 47%. Winds will be 3 mph from the W.

    Night

    33°F

    Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 33F. Dew point will be around 30F with an average humidity of 67%. Winds will be 1 mph from the NW.

  • Day

    54°F

    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 54F. Dew point will be around 28F with an average humidity of 51%. Winds will be 3 mph from the NW.

    Night

    32°F

    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 32F. Dew point will be around 30F with an average humidity of 68%. Winds will be 2 mph from the N.