10-Day Weather Forecast - Westby, MT

As of

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  • |62°F
    Mostly Clear

    Tonight

    62°F

    Mostly clear. Low temperature around 62F. Dew point will be around 58F with an average humidity of 72%. Winds will be 14 mph from the E.

    Hourly details
  • 85|64°F
    Sunny

    Day

    85°F

    Sunny. Highs in the upper 80s. Northeast wind 10 to 15 mph.

    Night

    64°F

    Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the lower 60s. Northeast wind 10 to 15 mph. Chance of rain 20 percent.

    Hourly details
  • 78|61°F
    40% Chance of Storms

    Day

    78°F

    Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs around 80. Northeast wind 10 to 15 mph. Chance of rain 40 percent.

    Night

    61°F

    A chance of thunderstorms. Showers likely in the evening, then showers after midnight. Locally heavy rainfall possible after midnight. Lows in the upper 50s. East wind around 20 mph. Chance of rain near 100 percent.

    Hourly details
  • 74|53°F
    Thunderstorms

    Day

    74°F

    Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 70s. East wind around 15 mph, becoming north in the afternoon. Chance of rain 90 percent.

    Night

    53°F

    Showers likely with a slight chance of thunderstorms. Lows in the lower 50s.

    Hourly details
  • 63|49°F
    Chance of Storms

    Day

    63°F

    A chance of showers with a slight chance of thunderstorms. Windy with highs in the upper 60s.

    Night

    49°F

    Partly cloudy and windy. Lows in the upper 40s.

    Hourly details
  • 71|50°F
    Windy

    Day

    71°F

    Partly cloudy and windy. Highs in the mid 70s.

    Night

    50°F

    Partly cloudy and windy. Lows in the upper 40s.

    Hourly details
  • 78|53°F
    Windy

    Day

    78°F

    Partly cloudy and windy. Highs in the mid 70s.

    Night

    53°F

    Partly cloudy and windy. Lows in the upper 40s.

    Hourly details
  • 68|47°F
    Windy

    Day

    68°F

    Partly cloudy and windy. Highs in the mid 70s.

    Night

    47°F

    Partly cloudy. Low temperature around 47F. Dew point will be around 43F with an average humidity of 73%. Winds will be 8 mph from the NW.

  • 72|52°F
    Partly Cloudy

    Day

    72°F

    Partly cloudy. High temperature around 72F. Dew point will be around 46F with an average humidity of 47%. Winds will be 10 mph from the W.

    Night

    52°F

    Clear. Low temperature around 52F. Dew point will be around 46F with an average humidity of 66%. Winds will be 8 mph from the W.

  • 66|50°F
    Sunny

    Day

    66°F

    Sunny. High temperature around 66F. Dew point will be around 46F with an average humidity of 54%. Winds will be 6 mph from the NW.

    Night

    50°F

    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 50F. Dew point will be around 44F with an average humidity of 72%. Winds will be 2 mph from the NW.

  • 66|50°F
    Partly Cloudy

    Day

    66°F

    Partly cloudy. High temperature around 66F. Dew point will be around 46F with an average humidity of 57%. Winds will be 4 mph from the W.

    Night

    50°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 50F. Dew point will be around 46F with an average humidity of 75%. Winds will be 4 mph from the W.