Harrison, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    50% Chance Frozen Mix
    36°
    Sunday 5/19
    Forecast night icon
    36°
    50% Chance Frozen Mix
    Hourly
    Night Details
    Partly cloudy with a chance of rain-snow mix. Chance of precipitation 50%. Low temperature around 36F. Dew point will be around 26F with an average humidity of 66%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Monday
    50% Chance Frozen Mix
    51°
    Forecast night icon
    Night
    50% Chance of Storms
    36°
    Monday 5/20
    Day
    51°
    50% Chance Frozen Mix
    Forecast day icon
    Night
    36°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Chance of rain showers and snow showers in the morning then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 50 to 55. North winds 5 to 15 mph. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening then partly cloudy with slight chance of rain showers after midnight. Lows in the mid 30s. Northwest winds up to 10 mph. Chance of precipitation 50 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    58°
    Forecast night icon
    Night
    Mostly Cloudy
    42°
    Tuesday 5/21
    Day
    58°
    40% Chance of Storms
    Forecast day icon
    Night
    42°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with slight chance of rain showers in the morning then mostly cloudy with chance of rain showers and slight chance of thunderstorms in the afternoon. Highs around 60. West winds up to 10 mph. Chance of precipitation 40 percent.
    Night Details
    Mostly cloudy. Lows around 40. Southwest winds up to 10 mph.
  • Forecast day icon
    Wednesday
    70% Chance of Storms
    55°
    Forecast night icon
    Night
    Thunderstorms
    38°
    Wednesday 5/22
    Day
    55°
    70% Chance of Storms
    Forecast day icon
    Night
    38°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Slight chance of rain in the morning then rain showers likely and slight chance of thunderstorms in the afternoon. Highs 55 to 60. Southwest winds 5 to 15 mph. Chance of precipitation 70 percent.
    Night Details
    Cooler. Rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 45 to 50. Chance of precipitation 90 percent.
  • Forecast day icon
    Thursday
    Thunderstorms
    47°
    Forecast night icon
    Night
    50% Chance of Rain
    35°
    Thursday 5/23
    Day
    47°
    Thunderstorms
    Forecast day icon
    Night
    35°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Cooler. Rain showers and slight chance of thunderstorms. Lows 35 to 40. Highs 45 to 50. Chance of precipitation 90 percent.
    Night Details
    Mostly cloudy with a 50 percent chance of rain. Lows 30 to 35.
  • Forecast day icon
    Friday
    Mostly Cloudy
    60°
    Forecast night icon
    Night
    Mostly Cloudy
    42°
    Friday 5/24
    Day
    60°
    Mostly Cloudy
    Forecast day icon
    Night
    42°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Mostly cloudy with a 20 percent chance of thunderstorms. Highs around 60.
    Night Details
    Mostly cloudy with a 20 percent chance of rain. Lows around 40.
  • Forecast day icon
    Saturday
    50% Chance of Storms
    56°
    Forecast night icon
    Night
    40% Chance of Rain
    38°
    Saturday 5/25
    Day
    56°
    50% Chance of Storms
    Forecast day icon
    Night
    38°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 60 to 65. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy with a 40 percent chance of rain. Lows 35 to 40.
  • Forecast day icon
    Sunday
    40% Chance of Storms
    61°
    Forecast night icon
    Night
    Mostly Clear
    39°
    Sunday 5/26
    Day
    61°
    40% Chance of Storms
    Forecast day icon
    Night
    39°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs around 60. Chance of precipitation 40 percent.
    Night Details
    Mostly clear. Low temperature around 39F. Dew point will be around 33F with an average humidity of 57%. Winds will be 7 mph from the W.
  • Forecast day icon
    Monday
    Sunny
    64°
    Forecast night icon
    Night
    Clear
    42°
    Monday 5/27
    Day
    64°
    Sunny
    Forecast day icon
    Night
    42°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 64F. Dew point will be around 35F with an average humidity of 52%. Winds will be 6 mph from the W.
    Night Details
    Clear. Low temperature around 42F. Dew point will be around 34F with an average humidity of 55%. Winds will be 5 mph from the W.
  • Forecast day icon
    Tuesday
    Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    45°
    Tuesday 5/28
    Day
    69°
    Sunny
    Forecast day icon
    Night
    45°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 69F. Dew point will be around 37F with an average humidity of 48%. Winds will be 4 mph from the W.
    Night Details
    Mostly clear. Low temperature around 45F. Dew point will be around 37F with an average humidity of 54%. Winds will be 3 mph from the W.
  • Forecast day icon
    Wednesday
    Sunny
    73°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Wednesday 5/29
    Day
    73°
    Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 73F. Dew point will be around 39F with an average humidity of 47%. Winds will be 3 mph from the W.
    Night Details
    Mostly clear. Low temperature around 48F. Dew point will be around 41F with an average humidity of 55%. Winds will be 3 mph from the SW.