10-Day Weather Forecast - Grantsdale, MT

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  • Weekend Weather

  • |15°F
    Partly Cloudy
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    Tonight

    15°F

    Partly cloudy. Lows 3 to 9.

    Hourly details
  • Day

    28°F

    Partly cloudy. Highs in the mid to upper 20s.

    Night

    21°F

    Mostly clear. Lows 7 to 14.

    Hourly details
  • Day

    38°F

    Partly cloudy. Highs in the lower to mid 30s.

    Night

    29°F

    Mostly cloudy. Patchy fog through the night. Lows 17 to 21.

    Hourly details
  • Day

    41°F

    Mostly cloudy. Patchy fog in the morning. Highs in the mid 30s to lower 40s.

    Night

    31°F

    Mostly cloudy. Lows in the lower to mid 20s.

    Hourly details
  • Day

    43°F

    Partly cloudy. Highs in the upper 30s to mid 40s.

    Night

    28°F

    Partly cloudy. Lows in the 20s.

    Hourly details
  • Day

    43°F

    Mostly cloudy. Highs in the lower to mid 40s.

    Night

    35°F

    Mostly cloudy. A 20 percent chance of rain and snow after midnight. Lows in the mid 20s to lower 30s.

    Hourly details
  • Day

    44°F

    Mostly cloudy with a 50 percent chance of rain and snow. Highs near 40.

    Night

    27°F

    Mostly cloudy with a chance of snow. A chance of rain in the evening. Chance of precipitation 30 percent. Lows in the mid to upper 20s.

    Hourly details
  • Weekend Weather

  • Day

    35°F

    Mostly cloudy with a 30 percent chance of snow. Highs in the upper 30s.

    Night

    25°F

    Mostly cloudy. Low temperature around 25F. Dew point will be around 19F with an average humidity of 70%. Winds will be 4 mph from the S.

  • Day

    33°F

    Partly cloudy. High temperature around 33F. Dew point will be around 20F with an average humidity of 64%. Winds will be 5 mph from the S.

    Night

    28°F

    Cloudy. Low temperature around 28F. Dew point will be around 21F with an average humidity of 70%. Winds will be 5 mph from the S.

  • Day

    36°F

    Partly cloudy. High temperature around 36F. Dew point will be around 24F with an average humidity of 66%. Winds will be 6 mph from the S.

    Night

    30°F

    Cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 30F. Dew point will be around 24F with an average humidity of 70%. Winds will be 6 mph from the S.