10-Day Weather Forecast - Grantsdale, MT

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  • 56|35°F
    Mostly Sunny
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    Today

    56°F

    Mostly sunny. Highs in the lower to mid 50s.

    Tonight

    35°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows near 30.

    Hourly details
  • Day

    62°F

    Partly cloudy. Highs in the upper 50s to mid 60s.

    Night

    45°F

    Mostly cloudy. Lows near 40.

    Hourly details
  • Day

    61°F

    A chance of rain in the morning then rain likely in the afternoon. Chance of rain 70 percent. Highs in the mid 50s to lower 60s.

    Night

    46°F

    Rain likely in the evening then a chance of rain after midnight. Chance of rain 80 percent. Lows in the lower to mid 40s.

    Hourly details
  • Day

    57°F

    Rain likely in the morning then a chance of rain in the afternoon. Chance of rain 60 percent. Highs in the lower to mid 50s.

    Night

    35°F

    Mostly cloudy. A 20 percent chance of rain in the evening. Lows near 30.

    Hourly details
  • Day

    43°F

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

    Night

    26°F

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

    Hourly details
  • Day

    56°F

    Mostly sunny. Highs in the mid to upper 50s.

    Night

    33°F

    Partly cloudy. Lows in the mid 20s to lower 30s.

    Hourly details
  • Weekend Weather

  • Day

    60°F

    Partly cloudy. Highs in the upper 50s to mid 60s.

    Night

    41°F

    Partly cloudy. Low temperature around 41F. Dew point will be around 27F with an average humidity of 43%. Winds will be 4 mph from the S.

  • Day

    63°F

    Partly cloudy. High temperature around 63F. Dew point will be around 30F with an average humidity of 41%. Winds will be 6 mph from the W.

    Night

    39°F

    Mostly cloudy. Low temperature around 39F. Dew point will be around 31F with an average humidity of 53%. Winds will be 4 mph from the W.

  • Day

    54°F

    Mostly cloudy. High temperature around 54F. Dew point will be around 30F with an average humidity of 50%. Winds will be 5 mph from the W.

    Night

    36°F

    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 36F. Dew point will be around 28F with an average humidity of 55%. Winds will be 4 mph from the W.

  • Day

    54°F

    Mostly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 54F. Dew point will be around 28F with an average humidity of 47%. Winds will be 3 mph from the S.

    Night

    36°F

    Cloudy. Low temperature around 36F. Dew point will be around 28F with an average humidity of 54%. Winds will be 3 mph from the SE.