Active Week Of Severe Weather Possible Over Portions Of The Plains

Severe thunderstorms will be possible over portions of the Plains each afternoon and evening this week. The main threats with these storms are expected to be large hail, damaging winds, and a few tornadoes. Locally heavy rainfall could pose a risk for some flooding concerns particularly over portions of the Great Plains and Mississippi Valley.
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Current conditions at

Helena Regional Airport (KHLN)

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

Fair

49°F

9°C

Humidity 74%
Wind Speed WNW 3 MPH
Barometer 29.97 in (1015.1 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 26 May 2:53 am MDT
Extended Forecast for

Helena MT

  • Overnight

    Overnight: Scattered showers.  Mostly cloudy, with a steady temperature around 49. Southwest wind around 6 mph.  Chance of precipitation is 30%.

    Scattered
    Showers

    Low: 49 °F

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 68. West wind 7 to 9 mph.  Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 68 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 45. North northwest wind 5 to 7 mph becoming west southwest after midnight.  Chance of precipitation is 30%.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 45 °F

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon.  Cloudy, with a high near 58. West wind around 6 mph.  Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 58 °F

  • Friday
    Night

    Friday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 40. West wind 6 to 9 mph.  Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    Showers

    Low: 40 °F

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon.  Mostly sunny, with a high near 58. Chance of precipitation is 40%.

    Chance
    Showers

    High: 58 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 41.

    Chance
    Showers

    Low: 41 °F

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 65.

    Chance
    Showers

    High: 65 °F

  • Sunday
    Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 44.

    Chance
    Showers

    Low: 44 °F

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a steady temperature around 49. Southwest wind around 6 mph. Chance of precipitation is 30%.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 68. West wind 7 to 9 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45. North northwest wind 5 to 7 mph becoming west southwest after midnight. Chance of precipitation is 30%.
Friday
A chance of showers, with thunderstorms also possible after noon. Cloudy, with a high near 58. West wind around 6 mph. Chance of precipitation is 50%.
Friday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 40. West wind 6 to 9 mph. Chance of precipitation is 60%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 58. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 41.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 44.
Memorial Day
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 62.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 62.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 69.
Click Map For Forecast
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
9:04 pm MDT May 25, 2016
3am MDT May 26, 2016-6pm MDT Jun 1, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database