National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather for Portions of Montana and Plains; Warming Up for the Great Plains into Midwest

Scattered severe thunderstorms are expected from Montana into the Plains through early Monday. Heavy rain may cause localized flash flooding with these storms. Critical fire weather conditions will persist across the Great Basin and interior Alaska into early week. Meanwhile, heat will build for the Plains, Ohio and Tennessee Valleys and Great Lakes through early this week. Read More >

Hazardous Weather Conditions

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874ft.

Overcast

71°F

22°C

Humidity 49%
Wind Speed N 3 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 03 Jul 05:53 PM MDT
Extended Forecast for

Helena MTSimilar City Names

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 5am. Some storms could be severe, with large hail, damaging winds, and heavy rain. Low around 55. West wind 5 to 7 mph becoming north in the evening. Chance of precipitation is 90%.

    Severe
    Thunderstorms

    Low: 55 °F

  • Independence
    Day

    Independence Day: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some storms could be severe, with large hail, damaging winds, and heavy rain. Partly sunny, with a high near 75. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%.

    Severe
    Thunderstorms

    High: 75 °F

  • Monday
    Night

    Monday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Some storms could be severe, with large hail, damaging winds, and heavy rain. Mostly cloudy, with a low around 55. North northeast wind 5 to 7 mph becoming west northwest after midnight. Chance of precipitation is 60%.

    Severe
    Thunderstorms

    Low: 55 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Some of the storms could be severe. Partly sunny, with a high near 78. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    Partly Sunny
    then Severe
    Thunderstorms

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Partly cloudy, with a low around 56. West southwest wind 5 to 7 mph.

    Severe
    Thunderstorms

    Low: 56 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    Sunny then
    Chance
    T-storms

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. East northeast wind 5 to 7 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Chance
    T-storms

    Low: 57 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 83 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 58.

    Chance
    T-storms then
    Chance
    Showers

    Low: 58 °F

Detailed Forecast

Tonight
Showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 5am. Some storms could be severe, with large hail, damaging winds, and heavy rain. Low around 55. West wind 5 to 7 mph becoming north in the evening. Chance of precipitation is 90%.
Independence Day
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some storms could be severe, with large hail, damaging winds, and heavy rain. Partly sunny, with a high near 75. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Some storms could be severe, with large hail, damaging winds, and heavy rain. Mostly cloudy, with a low around 55. North northeast wind 5 to 7 mph becoming west northwest after midnight. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Some of the storms could be severe. Partly sunny, with a high near 78. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Partly cloudy, with a low around 56. West southwest wind 5 to 7 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Wednesday Night
A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. East northeast wind 5 to 7 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Helena MTSimilar City Names
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
4:21 pm MDT Jul 3, 2022
Forecast Valid:
6pm MDT Jul 3, 2022-6pm MDT Jul 10, 2022
 
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