10-Day Weather Forecast - Simms, MT

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  • 79|47°F
    Partly Cloudy
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    Today

    79°F

    Partly cloudy. High temperature around 79F. Dew point will be around 29F with an average humidity of 35%. Winds will be 6 mph from the SE.

    Tonight

    47°F

    Mostly cloudy. A 20 percent chance of thunderstorms early in the evening. Lows 47 to 53. East winds 5 to 15 mph shifting to the south 5 to 10 mph after midnight.

    Hourly details
  • Day

    66°F

    Windy cooler. Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 60s. South winds 10 to 15 mph increasing to southwest 20 to 30 mph in the afternoon. Gusts up to 45 mph. Chance of precipitation 50 percent.

    Night

    37°F

    Windy colder. Rain in the evening then rain and snow after midnight. Snow accumulation up to 2 inches. Lows around 30. West winds 15 to 30 mph with gusts to around 45 mph. Chance of precipitation near 100 percent.

    Hourly details
  • Day

    41°F

    Windy. Much colder. Snow and rain in the morning then snow likely in the afternoon. Moderate snow accumulations. Highs around 40. Northwest winds 15 to 30 mph. Chance of precipitation near 100 percent.

    Night

    29°F

    Mostly cloudy with a 50 percent chance of snow. Lows in the mid 20s. Northwest winds 5 to 15 mph with gusts to around 30 mph.

    Hourly details
  • Day

    38°F

    Mostly cloudy with a 50 percent chance of snow. Highs in the upper 30s. Lows in the lower 20s.

    Night

    26°F

    Mostly cloudy with a 50 percent chance of snow. Highs in the upper 30s. Lows in the lower 20s.

    Hourly details
  • Weekend Weather

  • Day

    39°F

    Mostly cloudy with a 50 percent chance of snow. Highs in the upper 30s. Lows in the lower 20s.

    Night

    24°F

    Mostly cloudy with a 20 percent chance of snow. Lows in the mid 20s. Highs in the lower 40s.

    Hourly details
  • Day

    43°F

    Mostly cloudy with a 20 percent chance of snow. Lows in the mid 20s. Highs in the lower 40s.

    Night

    27°F

    Mostly cloudy with a 20 percent chance of snow. Lows in the mid 20s. Highs in the lower 40s.

    Hourly details
  • Day

    53°F

    Mostly sunny. A 20 percent chance of rain and snow in the afternoon. Highs in the lower 50s.

    Night

    33°F

    Partly cloudy. Lows in the lower 30s.

  • Day

    56°F

    Mostly sunny. A 20 percent chance of rain in the afternoon. Highs in the upper 50s.

    Night

    36°F

    Partly cloudy. Low temperature around 36F. Dew point will be around 31F with an average humidity of 60%. Winds will be 4 mph from the N.

  • Day

    60°F

    Mostly sunny. High temperature around 60F. Dew point will be around 31F with an average humidity of 49%. Winds will be 3 mph from the N.

    Night

    39°F

    Partly cloudy. Low temperature around 39F. Dew point will be around 33F with an average humidity of 58%. Winds will be 4 mph from the N.

  • Day

    58°F

    Partly cloudy. High temperature around 58F. Dew point will be around 33F with an average humidity of 51%. Winds will be 3 mph from the N.

    Night

    38°F

    Mostly cloudy. Low temperature around 38F. Dew point will be around 35F with an average humidity of 64%. Winds will be 4 mph from the NW.