10-Day Weather Forecast - Grass Range, MT

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  • |50°F
    Windy
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    Tonight

    50°F

    Very windy. Partly cloudy. Lows in the lower 40s. Southwest winds 20 to 30 mph with gusts to around 70 mph increasing to west 25 to 45 mph with gusts to around 80 mph after midnight.

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  • Day

    48°F

    Windy cooler. Mostly sunny. Highs in the mid 40s. West winds 15 to 30 mph with gusts to around 70 mph decreasing to 10 to 15 mph with gusts to around 40 mph in the afternoon.

    Night

    40°F

    Mostly cloudy. A 50 percent chance of rain after midnight. Lows in the mid 30s. Southwest winds 10 to 15 mph. Gusts up to 30 mph increasing to 40 mph after midnight.

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  • Day

    48°F

    Very windy. Mostly cloudy with a 50 percent chance of rain in the morning then mostly sunny in the afternoon. Highs in the upper 40s. Southwest winds 15 to 30 mph increasing to west 30 to 45 mph in the afternoon. Gusts up to 65 mph.

    Night

    28°F

    Very windy. Colder. Mostly cloudy in the evening then becoming partly cloudy. Lows around 19. West winds 25 to 40 mph with gusts to around 65 mph decreasing to 10 to 25 mph with gusts to around 50 mph after midnight.

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  • Day

    37°F

    Mostly sunny in the morning then becoming mostly cloudy. Highs around 40.

    Night

    34°F

    Not as cold. Mostly cloudy. Slight chance of snow in the evening then slight chance of rain and snow after midnight. Lows in the lower 30s. Chance of precipitation 20 percent.

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  • Day

    46°F

    Breezy. Partly sunny with a 50 percent chance of rain and snow. Highs in the mid 40s.

    Night

    30°F

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

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  • Weekend Weather

  • Day

    36°F

    Mostly sunny. A 20 percent chance of snow in the morning. Highs in the upper 30s.

    Night

    30°F

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

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  • Day

    33°F

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

    Night

    26°F

    Mostly cloudy with a 20 percent chance of snow. Lows around 15. Highs 29 to 35.

    Hourly details
  • Day

    31°F

    Mostly cloudy with a 20 percent chance of snow. Lows around 15. Highs 29 to 35.

    Night

    28°F

    Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 28F. Dew point will be around 18F with an average humidity of 66%. Winds will be 8 mph from the W.

  • Day

    33°F

    Mostly cloudy. High temperature around 33F. Dew point will be around 19F with an average humidity of 61%. Winds will be 8 mph from the W.

    Night

    31°F

    Mostly clear. Low temperature around 31F. Dew point will be around 18F with an average humidity of 58%. Winds will be 9 mph from the SW.

  • Day

    36°F

    Mostly cloudy. High temperature around 36F. Dew point will be around 22F with an average humidity of 59%. Winds will be 7 mph from the SW.

    Night

    32°F

    Mostly cloudy. Low temperature around 32F. Dew point will be around 20F with an average humidity of 59%. Winds will be 10 mph from the W.