10-Day Weather Forecast - Great Falls, MT

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  • |45°F
    Mostly Clear

    Tonight

    45°F

    Mostly clear. Lows in the mid 40s. West winds up to 15 mph. Gusts up to 30 mph in the evening.

    Hourly details
  • 66|45°F
    50% Chance of Storms

    Day

    66°F

    Sunny in the morning then partly sunny with a 50 percent chance of thunderstorms in the afternoon. Highs in the upper 60s. West winds up to 10 mph shifting to the northwest in the afternoon.

    Night

    45°F

    Cloudy. Chance of rain showers and slight chance of thunderstorms in the evening then chance of rain showers after midnight. Lows in the lower 40s. North winds 5 to 15 mph. Chance of precipitation 50 percent.

    Hourly details
  • 61|42°F
    50% Chance Rain Showers

    Day

    61°F

    Partly sunny. A 50 percent chance of rain showers in the morning. Highs around 60. Northwest winds 5 to 15 mph.

    Night

    42°F

    Partly cloudy. Lows in the upper 30s. Northeast winds up to 10 mph shifting to the south after midnight.

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  • 68|45°F
    Sunny

    Day

    68°F

    Sunny. Highs in the upper 60s.

    Night

    45°F

    Partly cloudy. Lows in the mid 40s. Highs 71 to 77.

    Hourly details
  • 73|58°F
    Partly Cloudy

    Day

    73°F

    Partly cloudy. Lows in the mid 40s. Highs 71 to 77.

    Night

    58°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s.

    Hourly details
  • 79|56°F
    Mostly Sunny

    Day

    79°F

    Warmer. Mostly sunny. Highs 79 to 85.

    Night

    56°F

    Partly cloudy. Slight chance of thunderstorms in the evening then slight chance of rain showers after midnight. Lows in the mid 50s. Chance of precipitation 20 percent.

    Hourly details
  • 62|49°F
    30% Chance of Storms

    Day

    62°F

    Mostly sunny. Slight chance of rain showers in the morning then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 73 to 79. Chance of precipitation 30 percent.

    Night

    49°F

    Partly cloudy. Slight chance of thunderstorms in the evening then slight chance of rain showers after midnight. Lows in the lower 50s. Chance of precipitation 20 percent.

    Hourly details
  • 68|49°F
    Sunny

    Day

    68°F

    Sunny. Slight chance of rain showers in the morning then slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 20 percent.

    Night

    49°F

    Clear. Low temperature around 49F. Dew point will be around 43F with an average humidity of 65%. Winds will be 5 mph from the N.

  • 71|51°F
    Sunny

    Day

    71°F

    Sunny. High temperature around 71F. Dew point will be around 41F with an average humidity of 45%. Winds will be 5 mph from the N.

    Night

    51°F

    Clear. Low temperature around 51F. Dew point will be around 44F with an average humidity of 60%. Winds will be 4 mph from the N.

  • 72|52°F
    Sunny

    Day

    72°F

    Sunny. High temperature around 72F. Dew point will be around 43F with an average humidity of 45%. Winds will be 5 mph from the SW.

    Night

    52°F

    Mostly clear. Low temperature around 52F. Dew point will be around 47F with an average humidity of 66%. Winds will be 4 mph from the N.