Severe Thunderstorms and Heavy Rainfall on the East Coast

Scattered severe thunderstorms may continue Friday over the Carolinas and along the East Coast north into parts of the Mid-Atlantic. Damaging wind gusts and a few tornadoes are the primary threats. Across the Southeast and Mid-Atlantic, localized flash and urban flooding impacts are possible due to potentially heavy rainfall, particularly over steep terrain and in vulnerable urban areas. Read More >

7-Day Forecast 46.59°N 111.98°W (Text-Only)
NWS Forecast for: Helena MT
Issued by: National Weather Service Great Falls, MT
Last Update: 8:25 pm MDT May 26, 2022
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  • Tonight

    Tonight: A slight chance of showers before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 55 °F

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 74. West wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    High: 74 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 47. West wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 47 °F

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 63. West wind 7 to 10 mph.  Chance of precipitation is 60%.

    Showers
    Likely

    High: 63 °F

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 42. West wind 6 to 11 mph.  Chance of precipitation is 60%.

    Showers
    Likely

    Low: 42 °F

  • Sunday

    Sunday: Rain likely, then showers and possibly a thunderstorm after noon.  High near 55. West wind 6 to 11 mph becoming north in the afternoon.  Chance of precipitation is 100%.

    Rain Likely
    then Showers

    High: 55 °F

  • Sunday
    Night

    Sunday Night: Showers and possibly a thunderstorm before midnight, then rain after midnight.  Low around 40. Northwest wind 13 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%.

    Showers

    Low: 40 °F

  • Memorial
    Day

    Memorial Day: Rain.  Cloudy, with a high near 48. North northwest wind 15 to 18 mph, with gusts as high as 26 mph.

    Rain

    High: 48 °F

  • Monday
    Night

    Monday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 39.

    Rain Likely

    Low: 39 °F

  • Tonight: A slight chance of showers before midnight, then a slight chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 55. West southwest wind 6 to 9 mph. Chance of precipitation is 40%.

    Friday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 74. West wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 40%.

    Friday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 47. West wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 40%.

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 63. West wind 7 to 10 mph. Chance of precipitation is 60%.

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 42. West wind 6 to 11 mph. Chance of precipitation is 60%.

    Sunday: Rain likely, then showers and possibly a thunderstorm after noon. High near 55. West wind 6 to 11 mph becoming north in the afternoon. Chance of precipitation is 100%.

    Sunday Night: Showers and possibly a thunderstorm before midnight, then rain after midnight. Low around 40. Northwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

    Memorial Day: Rain. Cloudy, with a high near 48. North northwest wind 15 to 18 mph, with gusts as high as 26 mph.

    Monday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 39.

    Tuesday: A chance of rain. Mostly cloudy, with a high near 52.

    Tuesday Night: Mostly cloudy, with a low around 38.

    Wednesday: Partly sunny, with a high near 63.

    Wednesday Night: Partly cloudy, with a low around 39.

    Thursday: Mostly sunny, with a high near 71.



    Helena MT
     46.59°N 111.98°W (Elev. 3996 ft)

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