10-Day Weather Forecast - Harrison, MT

As of

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  • |49°F
    Mostly Clear

    Tonight

    49°F

    Mostly clear. Low temperature around 49F. Dew point will be around 44F with an average humidity of 58%. Winds will be 3 mph from the W.

    Hourly details
  • 74|49°F
    Sunny

    Day

    74°F

    Sunny. Areas of fog early in the morning. Highs in the mid 70s. North winds up to 5 mph shifting to the northeast in the afternoon. Gusts up to 20 mph.

    Night

    49°F

    Mostly clear. Lows in the mid 40s. East winds up to 5 mph shifting to the north after midnight. Gusts up to 20 mph.

    Hourly details
  • 78|52°F
    Sunny

    Day

    78°F

    Sunny. Areas of fog in the morning. Highs in the upper 70s. Northeast winds up to 10 mph. Gusts up to 25 mph in the afternoon.

    Night

    52°F

    Partly cloudy with slight chance of thunderstorms in the evening, then mostly cloudy with rain showers likely and slight chance of thunderstorms after midnight. Lows in the upper 40s. North winds up to 10 mph with gusts to around 25 mph. Chance of precipitation 70 percent.

    Hourly details
  • 63|47°F
    Thunderstorms

    Day

    63°F

    Breezy, cooler. Rain showers and slight chance of thunderstorms in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. West winds up to 5 mph increasing to southwest 15 to 25 mph with gusts to around 40 mph in the afternoon. Chance of precipitation 90 percent.

    Night

    47°F

    Breezy. Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening, then partly cloudy with slight chance of rain after midnight. Lows in the lower 40s. Chance of precipitation 50 percent.

    Hourly details
  • 69|46°F
    Partly Cloudy

    Day

    69°F

    Partly cloudy. Highs in the upper 60s.

    Night

    46°F

    Partly cloudy. Lows in the lower 40s.

    Hourly details
  • 74|51°F
    Sunny

    Day

    74°F

    Sunny. Highs in the mid 70s.

    Night

    51°F

    Partly cloudy. Lows in the upper 40s.

    Hourly details
  • 76|55°F
    Partly Cloudy

    Day

    76°F

    Partly cloudy. Highs in the upper 70s.

    Night

    55°F

    Partly cloudy. A 20 percent chance of rain showers. Lows in the upper 40s.

    Hourly details
  • 73|50°F
    Partly Cloudy

    Day

    73°F

    Partly cloudy. A 20 percent chance of rain showers. Highs in the mid 70s.

    Night

    50°F

    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 50F. Dew point will be around 47F with an average humidity of 66%. Winds will be 5 mph from the SW.

  • 68|47°F
    40% Chance of Rain

    Day

    68°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 68F. Dew point will be around 47F with an average humidity of 62%. Winds will be 3 mph from the SW.

    Night

    47°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 47F. Dew point will be around 44F with an average humidity of 65%. Winds will be 3 mph from the W.

  • 66|48°F
    40% Chance of Rain

    Day

    66°F

    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 66F. Dew point will be around 45F with an average humidity of 64%. Winds will be 1 mph from the SW.

    Night

    48°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 48F. Dew point will be around 43F with an average humidity of 64%. Winds will be 3 mph from the SW.