10-Day Weather Forecast - Saint Mary, MT

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  • Weekend Weather

  • |31°F
    Frozen Mix

    Tonight

    31°F

    Cloudy with likely rain-snow mix. Chance of precipitation 95%. Low temperature around 31F. Dew point will be around 29F with an average humidity of 81%. Winds will be 6 mph from the W.

    Hourly details
  • Day

    40°F

    Snow in the morning then chance of snow in the afternoon. Snow accumulation of 1 to 6 inches. Total snow accumulation 1 to 11 inches. Highs in the lower 30s. North winds 10 to 20 mph with gusts to around 45 mph. Chance of snow near 100 percent.

    Night

    28°F

    Mostly cloudy with a 20 percent chance of snow in the evening then partly cloudy after midnight. Lows 20 to 26. North winds up to 10 mph. Gusts up to 30 mph in the evening.

    Hourly details
  • Day

    51°F

    Not as cool. Partly sunny. Chance of snow showers slight chance of rain and thunderstorms in the afternoon. Highs 40 to 50. North winds up to 10 mph. Chance of precipitation 40 percent.

    Night

    34°F

    Partly cloudy. Lows 26 to 32. Southwest winds up to 10 mph. Gusts up to 25 mph after midnight.

    Hourly details
  • Day

    56°F

    Mostly sunny. Chance of rain showers snow showers and slight chance of thunderstorms in the afternoon. Highs 43 to 55. West winds 10 to 15 mph with gusts to around 35 mph. Chance of precipitation 50 percent.

    Night

    39°F

    Mostly cloudy. A 40 percent chance of rain and snow after midnight. Lows 30 to 36.

    Hourly details
  • Day

    53°F

    Mostly cloudy. Chance of rain and snow in the morning then rain and snow likely in the afternoon. Light snow accumulations. Highs 44 to 54. Chance of precipitation 70 percent.

    Night

    39°F

    Mostly cloudy with a 30 percent chance of rain and snow in the evening then partly cloudy after midnight. Lows 32 to 38.

    Hourly details
  • Day

    60°F

    Not as cool. Mostly sunny. A 20 percent chance of rain in the afternoon. Highs 48 to 60.

    Night

    43°F

    Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening then chance of rain after midnight. Lows 35 to 41. Chance of precipitation 40 percent.

    Hourly details
  • Day

    59°F

    Partly sunny. Chance of rain and snow in the morning then chance of rain showers snow showers and slight chance of thunderstorms in the afternoon. Highs 48 to 60. Chance of precipitation 50 percent.

    Night

    42°F

    Partly cloudy. A 20 percent chance of rain in the evening. Lows 35 to 41.

    Hourly details
  • Weekend Weather

  • Day

    67°F

    Warmer. Mostly sunny. Highs 53 to 65.

    Night

    40°F

    Mostly clear. Low temperature around 40F. Dew point will be around 36F with an average humidity of 57%. Winds will be 7 mph from the SW.

  • Day

    61°F

    Partly cloudy. High temperature around 61F. Dew point will be around 32F with an average humidity of 45%. Winds will be 9 mph from the W.

    Night

    41°F

    Mostly clear. Low temperature around 41F. Dew point will be around 33F with an average humidity of 54%. Winds will be 7 mph from the SW.

  • Day

    62°F

    Sunny. High temperature around 62F. Dew point will be around 33F with an average humidity of 44%. Winds will be 7 mph from the W.

    Night

    42°F

    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 42F. Dew point will be around 35F with an average humidity of 57%. Winds will be 6 mph from the SW.

  • Day

    62°F

    Sunny. High temperature around 62F. Dew point will be around 36F with an average humidity of 49%. Winds will be 5 mph from the W.

    Night

    42°F

    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 42F. Dew point will be around 38F with an average humidity of 65%. Winds will be 3 mph from the W.