Boulder, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    33°
    Sunday 5/19
    Forecast night icon
    33°
    Partly Cloudy
    Hourly
    Night Details
    Colder. Partly cloudy with a 20 percent chance of thunderstorms early in the evening then mostly cloudy after midnight. Lows 25 to 30. Northwest winds 5 to 15 mph.
  • Forecast day icon
    Monday
    70% Chance of Storms
    52°
    Forecast night icon
    Night
    50% Chance Snow Showers
    35°
    Monday 5/20
    Day
    52°
    70% Chance of Storms
    Forecast day icon
    Night
    35°
    50% Chance Snow Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Slight chance of snow in the morning then rain showers snow showers likely and slight chance of thunderstorms in the afternoon. Snow accumulation up to 1 inch. Snow level 6000 feet. Highs 45 to 50. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent.
    Night Details
    Mostly cloudy with chance of rain showers snow showers and slight chance of thunderstorms in the evening then partly cloudy after midnight. Lows 30 to 35. Northwest winds 5 to 15 mph. Chance of precipitation 50 percent.
  • Forecast day icon
    Tuesday
    50% Chance Frozen Mix
    57°
    Forecast night icon
    Night
    40% Chance of Snow
    42°
    Tuesday 5/21
    Day
    57°
    50% Chance Frozen Mix
    Forecast day icon
    Night
    42°
    40% Chance of Snow
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Partly cloudy in the morning then mostly cloudy with a 50 percent chance of rain and snow in the afternoon. Highs 50 to 60. Northwest winds up to 10 mph.
    Night Details
    Mostly cloudy. Chance of snow and slight chance of rain in the evening. Lows 35 to 40. West winds up to 10 mph. Chance of precipitation 40 percent.
  • Forecast day icon
    Wednesday
    Light Snow
    54°
    Forecast night icon
    Night
    Snow
    37°
    Wednesday 5/22
    Day
    54°
    Light Snow
    Forecast day icon
    Night
    37°
    Snow
    Forecast night icon
    Hourly
    Day Details
    Rain showers with possible snow and thunderstorms. Light snow accumulations. Highs 45 to 55. Chance of precipitation 90 percent.
    Night Details
    Rain showers with possible snow and thunderstorms likely. Heavy snow accumulations. Lows 30 to 35. Chance of precipitation near 100 percent.
  • Forecast day icon
    Thursday
    Heavy Snow
    45°
    Forecast night icon
    Night
    50% Chance Frozen Mix
    34°
    Thursday 5/23
    Day
    45°
    Heavy Snow
    Forecast day icon
    Night
    34°
    50% Chance Frozen Mix
    Forecast night icon
    Hourly
    Day Details
    Snow showers rain and slight chance of thunderstorms. Heavy snow accumulations. Highs 35 to 45. Chance of precipitation 90 percent.
    Night Details
    Mostly cloudy with a 50 percent chance of rain and snow. Lows 25 to 35.
  • Forecast day icon
    Friday
    50% Chance of Snow
    57°
    Forecast night icon
    Night
    Mostly Cloudy
    39°
    Friday 5/24
    Day
    57°
    50% Chance of Snow
    Forecast day icon
    Night
    39°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Not as cool. Mostly cloudy with chance of rain showers slight chance of thunderstorms and snow. Highs 45 to 55. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy with a 20 percent chance of rain. Lows 30 to 40.
  • Forecast day icon
    Saturday
    50% Chance of Storms
    58°
    Forecast night icon
    Night
    50% Chance of Rain
    39°
    Saturday 5/25
    Day
    58°
    50% Chance of Storms
    Forecast day icon
    Night
    39°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Highs 50 to 60. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy with a 50 percent chance of rain. Lows 35 to 40.
  • Forecast day icon
    Sunday
    70% Chance of Snow
    55°
    Forecast night icon
    Night
    30% Chance of Rain
    39°
    Sunday 5/26
    Day
    55°
    70% Chance of Snow
    Forecast day icon
    Night
    39°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Rain showers likely with possible snow and thunderstorms. Highs 50 to 55. Chance of precipitation 70 percent.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 39F. Dew point will be around 32F with an average humidity of 61%. Winds will be 7 mph from the W.
  • Forecast day icon
    Monday
    Mostly Sunny
    62°
    Forecast night icon
    Night
    Mostly Clear
    41°
    Monday 5/27
    Day
    62°
    Mostly Sunny
    Forecast day icon
    Night
    41°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 62F. Dew point will be around 30F with an average humidity of 42%. Winds will be 8 mph from the W.
    Night Details
    Mostly clear. Low temperature around 41F. Dew point will be around 33F with an average humidity of 56%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    68°
    Forecast night icon
    Night
    Mostly Clear
    45°
    Tuesday 5/28
    Day
    68°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 68F. Dew point will be around 30F with an average humidity of 37%. Winds will be 3 mph from the S.
    Night Details
    Mostly clear. Low temperature around 45F. Dew point will be around 35F with an average humidity of 50%. Winds will be 2 mph from the S.