Harrison, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    70% Chance of Rain
    38°
    Wednesday 5/8
    Forecast night icon
    38°
    70% Chance of Rain
    Hourly
    Night Details
    Breezy. Rain likely. Lows 35 to 40. North winds 15 to 25 mph decreasing to 5 to 15 mph after midnight. Chance of rain 70 percent.
  • Forecast day icon
    Thursday
    50% Chance of Rain
    52°
    Forecast night icon
    Night
    Partly Cloudy
    38°
    Thursday 5/9
    Day
    52°
    50% Chance of Rain
    Forecast day icon
    Night
    38°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Chance of rain in the morning then slight chance of rain in the afternoon. Highs 55 to 60. North winds 5 to 15 mph. Chance of rain 50 percent.
    Night Details
    Partly cloudy. Lows in the mid 30s. Northeast winds 5 to 15 mph.
  • Forecast day icon
    Friday
    Partly Cloudy
    63°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Friday 5/10
    Day
    63°
    Partly Cloudy
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning then becoming sunny. Highs around 65. Southeast winds up to 10 mph.
    Night Details
    Mostly clear. Lows 35 to 40. Southeast winds 5 to 10 mph shifting to the southwest after midnight.
  • Forecast day icon
    Saturday
    Mostly Sunny
    71°
    Forecast night icon
    Night
    Mostly Clear
    46°
    Saturday 5/11
    Day
    71°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 70 to 80. Lows around 45.
    Night Details
    Mostly clear. Highs 70 to 80. Lows around 45.
  • Forecast day icon
    Sunday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Sunday 5/12
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 70 to 80. Lows around 45.
    Night Details
    Mostly clear. Highs 70 to 80. Lows around 45.
  • Forecast day icon
    Monday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    Partly Cloudy
    47°
    Monday 5/13
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs 70 to 80. Lows around 45.
    Night Details
    Partly cloudy. Lows around 45.
  • Forecast day icon
    Tuesday
    Partly Cloudy
    68°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Tuesday 5/14
    Day
    68°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 20 percent chance of thunderstorms. Highs around 70.
    Night Details
    Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. Highs 65 to 70.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    67°
    Forecast night icon
    Night
    Clear
    45°
    Wednesday 5/15
    Day
    67°
    Partly Cloudy
    Forecast day icon
    Night
    45°
    Clear
    Forecast night icon
    Day Details
    Partly cloudy with a 20 percent chance of rain. Lows 40 to 45. Highs 65 to 70.
    Night Details
    Clear. Low temperature around 45F. Dew point will be around 32F with an average humidity of 44%. Winds will be 6 mph from the W.
  • Forecast day icon
    Thursday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    44°
    Thursday 5/16
    Day
    69°
    Sunny
    Forecast day icon
    Night
    44°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 69F. Dew point will be around 34F with an average humidity of 40%. Winds will be 8 mph from the W.
    Night Details
    Clear. Low temperature around 44F. Dew point will be around 30F with an average humidity of 41%. Winds will be 6 mph from the W.
  • Forecast day icon
    Friday
    30% Chance of Rain
    68°
    Forecast night icon
    Night
    30% Chance of Rain
    44°
    Friday 5/17
    Day
    68°
    30% Chance of Rain
    Forecast day icon
    Night
    44°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 68F. Dew point will be around 35F with an average humidity of 42%. Winds will be 6 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 44F. Dew point will be around 34F with an average humidity of 48%. Winds will be 5 mph from the W.