10-Day Weather Forecast - Garrison, MT

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  • 49|29°F
    Mostly Sunny
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    Today

    49°F

    Mostly sunny. Highs in the mid 40s to lower 50s. West winds to 15 mph.

    Tonight

    29°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s to lower 30s. Southwest winds to 15 mph.

    Hourly details
  • Day

    56°F

    Partly cloudy. Highs in the 50s to lower 60s. Southwest winds to 15 mph.

    Night

    37°F

    Mostly cloudy. Lows in the 30s to lower 40s. West winds to 15 mph.

    Hourly details
  • Day

    55°F

    Slight chance of rain in the morning then rain likely in the afternoon. Chance of rain 60 percent. Highs in the 50s to lower 60s. Southwest winds 15 to 20 mph with gusts to around 30 mph.

    Night

    43°F

    Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s to lower 40s.

    Hourly details
  • Day

    50°F

    Mostly cloudy with a chance of rain. A chance of snow in the afternoon. Chance of precipitation 50 percent. Highs in the 50s.

    Night

    28°F

    Mostly cloudy with a slight chance of snow. Slight chance of rain in the evening. Chance of precipitation 20 percent. Lows in the 20s to lower 30s.

    Hourly details
  • Day

    39°F

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

    Night

    22°F

    Mostly clear. Lows 16 to 23.

    Hourly details
  • Day

    48°F

    Mostly sunny. Highs in the upper 40s to mid 50s.

    Night

    29°F

    Mostly clear. Lows in the 20s.

    Hourly details
  • Weekend Weather

  • Day

    56°F

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

    Night

    36°F

    Partly cloudy. Low temperature around 36F. Dew point will be around 25F with an average humidity of 51%. Winds will be 2 mph from the NW.

  • Day

    57°F

    Partly cloudy. High temperature around 57F. Dew point will be around 29F with an average humidity of 49%. Winds will be 5 mph from the W.

    Night

    34°F

    Partly cloudy. Low temperature around 34F. Dew point will be around 30F with an average humidity of 60%. Winds will be 4 mph from the NW.

  • Day

    48°F

    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 48F. Dew point will be around 28F with an average humidity of 58%. Winds will be 6 mph from the W.

    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 26F with an average humidity of 64%. Winds will be 4 mph from the NW.

  • Day

    49°F

    Partly cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 49F. Dew point will be around 25F with an average humidity of 56%. Winds will be 2 mph from the NW.

    Night

    31°F

    Cloudy. Low temperature around 31F. Dew point will be around 26F with an average humidity of 62%. Winds will be 2 mph from the NW.