10-Day Weather Forecast - Big Sky, MT

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  • 48|37°F
    Partly Cloudy
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    Today

    48°F

    Partly cloudy. High temperature around 48F. Dew point will be around 28F with an average humidity of 78%. Winds will be 9 mph from the SW.

    Tonight

    37°F

    Windy. Mostly cloudy. Slight chance of snow after midnight. Chance of snow and slight chance of rain late in the night. Patchy blowing snow after midnight. Visibility one quarter mile or less at times after midnight. Lows 24 to 32. South winds 15 to 30 mph. Gusts up to 60 mph increasing to 75 mph after midnight. Chance of precipitation 50 percent.

    Hourly details
  • Day

    41°F

    Very windy. Snow and rain in the morning then mostly sunny with slight chance of snow in the afternoon. Blowing snow in the morning then patchy blowing snow in the afternoon. Visibility one quarter mile or less at times. Snow accumulation up to 6 inches. Highs 32 to 42. Temperatures falling into the lower 20s in the afternoon. West winds 30 to 40 mph with gusts to around 80 mph. Chance of precipitation near 100 percent.

    Night

    21°F

    Windy colder. Mostly cloudy. Patchy blowing snow in the evening. Visibility one quarter mile or less at times in the evening. Near steady temperature around 17. West winds 25 to 35 mph with gusts to around 75 mph decreasing to 15 to 25 mph with gusts to around 65 mph after midnight.

    Hourly details
  • Day

    34°F

    Breezy. Chance of snow in the morning then snow in the afternoon. Moderate snow accumulations. Highs 25 to 35. South winds 10 to 15 mph with gusts to around 35 mph increasing to 15 to 25 mph with gusts to around 45 mph in the afternoon. Chance of snow near 100 percent.

    Night

    34°F

    Windy. Snow likely in the evening then chance of snow and rain after midnight. Moderate snow accumulations. Lows 21 to 29. South winds 15 to 30 mph with gusts to around 60 mph. Chance of precipitation 70 percent.

    Hourly details
  • Day

    46°F

    Breezy. Not as cold. Snow likely in the morning then snow in the afternoon. Moderate snow accumulations. Near steady temperature in the mid 30s. Chance of snow 90 percent.

    Night

    29°F

    Mostly cloudy. Snow likely in the evening then chance of snow after midnight. Moderate snow accumulations. Lows 16 to 24. Chance of snow 70 percent.

    Hourly details
  • Weekend Weather

  • Day

    37°F

    Partly sunny with a 50 percent chance of snow. Highs 24 to 34.

    Night

    22°F

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

    Hourly details
  • Day

    40°F

    Partly sunny with a 50 percent chance of snow. Highs 29 to 37.

    Night

    33°F

    Mostly cloudy with a 50 percent chance of snow and rain. Lows 25 to 33. Highs 32 to 42.

    Hourly details
  • Day

    46°F

    Mostly cloudy with a 50 percent chance of snow and rain. Lows 25 to 33. Highs 32 to 42.

    Night

    34°F

    Mostly cloudy with a 50 percent chance of snow and rain. Lows 25 to 33. Highs 32 to 42.

  • Day

    46°F

    Mostly cloudy. Slight chance of snow in the morning then slight chance of snow and rain in the afternoon. Highs 33 to 43. Chance of precipitation 20 percent.

    Night

    35°F

    Cloudy. Low temperature around 35F. Dew point will be around 29F with an average humidity of 70%. Winds will be 6 mph from the S.

  • Day

    42°F

    Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 42F. Dew point will be around 28F with an average humidity of 64%. Winds will be 7 mph from the S.

    Night

    31°F

    Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 31F. Dew point will be around 26F with an average humidity of 71%. Winds will be 5 mph from the S.

  • Day

    39°F

    Mostly cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 39F. Dew point will be around 27F with an average humidity of 68%. Winds will be 6 mph from the S.

    Night

    26°F

    Mostly cloudy with a chance of rain-snow mix. Chance of precipitation 40%. Low temperature around 26F. Dew point will be around 22F with an average humidity of 72%. Winds will be 3 mph from the SW.