10-Day Weather Forecast - Helena, MT

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  • 86|62°F
    Partly Cloudy

    Today

    86°F

    Partly cloudy. High temperature around 86F. Dew point will be around 54F with an average humidity of 44%. Winds will be 8 mph from the N.

    Tonight

    62°F

    Mostly cloudy. Chance of thunderstorms in the evening then slight chance of rain showers after midnight. Some thunderstorms may produce damaging winds large hail and heavy rainfall in the evening. Lows around 60. Northwest winds 10 to 15 mph with gusts to around 30 mph shifting to the west after midnight. Chance of precipitation 50 percent.

    Hourly details
  • 85|62°F
    50% Chance of Storms

    Day

    85°F

    Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the morning then chance of thunderstorms in the afternoon. Highs in the mid 80s. Northwest winds up to 5 mph. Chance of precipitation 50 percent.

    Night

    62°F

    Mostly cloudy with a 30 percent chance of thunderstorms in the evening then mostly clear after midnight. Lows around 60. Northwest winds up to 5 mph.

    Hourly details
  • 88|63°F
    40% Chance of Storms

    Day

    88°F

    Partly cloudy in the morning then mostly cloudy with a 40 percent chance of thunderstorms in the afternoon. Highs around 90. Light winds becoming northeast up to 5 mph in the afternoon.

    Night

    63°F

    Mostly cloudy with a 40 percent chance of thunderstorms in the evening then mostly clear after midnight. Lows around 60. North winds up to 10 mph.

    Hourly details
  • 92|67°F
    50% Chance of Storms

    Day

    92°F

    Partly cloudy with a 50 percent chance of thunderstorms. Highs around 95. Lows around 60.

    Night

    67°F

    Partly cloudy with a 50 percent chance of thunderstorms. Highs around 95. Lows around 60.

    Hourly details
  • 93|63°F
    Partly Cloudy

    Day

    93°F

    Partly cloudy with a 20 percent chance of thunderstorms. Highs 90 to 95.

    Night

    63°F

    Mostly clear with a 20 percent chance of thunderstorms. Lows around 60.

    Hourly details
  • 91|59°F
    Mostly Sunny

    Day

    91°F

    Mostly clear. Highs 90 to 95. Lows around 60.

    Night

    59°F

    Mostly clear. Highs 90 to 95. Lows around 60.

    Hourly details
  • 86|62°F
    Partly Cloudy

    Day

    86°F

    Partly cloudy. Highs around 90.

    Night

    62°F

    Partly cloudy with a 20 percent chance of thunderstorms. Lows around 60.

  • 85|64°F
    Mostly Cloudy

    Day

    85°F

    Mostly cloudy with a 20 percent chance of thunderstorms. Highs around 85.

    Night

    64°F

    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 64F. Dew point will be around 57F with an average humidity of 59%. Winds will be 5 mph from the W.

  • 84|63°F
    30% Chance of Rain

    Day

    84°F

    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 84F. Dew point will be around 58F with an average humidity of 57%. Winds will be 6 mph from the NE.

    Night

    63°F

    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 63F. Dew point will be around 57F with an average humidity of 60%. Winds will be 4 mph from the W.

  • 86|63°F
    40% Chance of Storms

    Day

    86°F

    Mostly sunny with a 45% chance for rain and thunderstorms. High temperature around 86F. Dew point will be around 58F with an average humidity of 54%. Winds will be 4 mph from the N.

    Night

    63°F

    Mostly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 57F with an average humidity of 58%. Winds will be 4 mph from the SW.