Westby, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Thursday
    80% Chance of Storms
    46°
    Forecast night icon
    Night
    80% Chance of Storms
    34°
    Thursday 5/2
    Day
    46°
    80% Chance of Storms
    Forecast day icon
    Night
    34°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A slight chance of light rain late in the morning then rain showers and a slight chance of thunderstorms in the afternoon. Highs in the upper 40s. Southwest winds 10 to 15 mph. Chance of precipitation 80 percent.
    Night Details
    Rain showers and a slight chance of thunderstorms in the evening then a chance of light rain after midnight. Lows in the lower 30s. Northwest winds 10 to 15 mph. Chance of precipitation 80 percent.
  • Forecast day icon
    Friday
    80% Chance Snow Showers
    43°
    Forecast night icon
    Night
    Frozen Mix
    31°
    Friday 5/3
    Day
    43°
    80% Chance Snow Showers
    Forecast day icon
    Night
    31°
    Frozen Mix
    Forecast night icon
    Hourly
    Day Details
    Snow showers possibly mixed with rain showers in the morning then rain showers likely in the afternoon. No snow accumulation. Highs in the upper 40s. Northwest winds 15 to 25 mph. Chance of precipitation 80 percent.
    Night Details
    A 20 percent chance of rain and snow showers in the evening. Lows in the upper 20s. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the evening.
  • Forecast day icon
    Saturday
    Sunny
    53°
    Forecast night icon
    Night
    Mostly Clear
    36°
    Saturday 5/4
    Day
    53°
    Sunny
    Forecast day icon
    Night
    36°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny warmer. Highs in the upper 50s. Light and variable winds becoming south around 10 mph in the afternoon.
    Night Details
    Mostly clear. Lows in the mid 30s.
  • Forecast day icon
    Sunday
    Partly Cloudy
    66°
    Forecast night icon
    Night
    Rain Showers
    48°
    Sunday 5/5
    Day
    66°
    Partly Cloudy
    Forecast day icon
    Night
    48°
    Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Warmer. Highs in the lower 70s.
    Night Details
    Showers likely. Lows around 50.
  • Forecast day icon
    Monday
    Chance of Storms
    59°
    Forecast night icon
    Night
    Chance of Storms
    48°
    Monday 5/6
    Day
    59°
    Chance of Storms
    Forecast day icon
    Night
    48°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Rain showers likely and a chance of thunderstorms. Highs in the mid 60s. Lows in the lower 40s.
    Night Details
    Rain showers likely and a chance of thunderstorms. Highs in the mid 60s. Lows in the lower 40s.
  • Forecast day icon
    Tuesday
    Rain Showers
    51°
    Forecast night icon
    Night
    Chance of Rain Showers
    39°
    Tuesday 5/7
    Day
    51°
    Rain Showers
    Forecast day icon
    Night
    39°
    Chance of Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Rain showers likely. Cooler. Highs in the mid 50s.
    Night Details
    A chance of rain showers possibly mixed with snow showers. Lows in the upper 30s. Highs in the mid 50s.
  • Forecast day icon
    Wednesday
    Chance of Rain Showers
    49°
    Forecast night icon
    Night
    40% Chance of Rain
    36°
    Wednesday 5/8
    Day
    49°
    Chance of Rain Showers
    Forecast day icon
    Night
    36°
    40% Chance of Rain
    Forecast night icon
    Day Details
    A chance of rain showers possibly mixed with snow showers. Lows in the upper 30s. Highs in the mid 50s.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 36F. Dew point will be around 35F with an average humidity of 87%. Winds will be 13 mph from the N.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    49°
    Forecast night icon
    Night
    Cloudy
    36°
    Thursday 5/9
    Day
    49°
    30% Chance of Rain
    Forecast day icon
    Night
    36°
    Cloudy
    Forecast night icon
    Day Details
    Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 49F. Dew point will be around 34F with an average humidity of 66%. Winds will be 10 mph from the N.
    Night Details
    Cloudy. Low temperature around 36F. Dew point will be around 33F with an average humidity of 75%. Winds will be 6 mph from the N.
  • Forecast day icon
    Friday
    Cloudy
    53°
    Forecast night icon
    Night
    Partly Cloudy
    39°
    Friday 5/10
    Day
    53°
    Cloudy
    Forecast day icon
    Night
    39°
    Partly Cloudy
    Forecast night icon
    Day Details
    Cloudy. High temperature around 53F. Dew point will be around 33F with an average humidity of 58%. Winds will be 3 mph from the N.
    Night Details
    Partly cloudy. Low temperature around 39F. Dew point will be around 33F with an average humidity of 67%. Winds will be 2 mph from the NE.
  • Forecast day icon
    Saturday
    Partly Cloudy
    59°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Saturday 5/11
    Day
    59°
    Partly Cloudy
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 59F. Dew point will be around 35F with an average humidity of 52%. Winds will be 3 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 42F. Dew point will be around 37F with an average humidity of 67%. Winds will be 4 mph from the NW.