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Severe weather possible across parts of Plains, Ohio Valley and mid-Atlantic to New England

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Wednesday afternoon and evening across parts of the central and southern Plains, the Ohio Valley and the mid-Atlantic into New England. Damaging winds and large hail will be the main threats, with an isolated risk of tornadoes across parts of the central and southern Plains.
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Current conditions at

Helena Regional Airport (KHLN)

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

Lt Rain

52°F

11°C

Humidity 83%
Wind Speed calm
Barometer 30.05 in (1017.8 mb)
Dewpoint 47°F (8°C)
Visibility 7.00 mi
Last update 27 May 10:53 am MDT
Extended Forecast for

11 Miles ENE East Helena MT

  • This
    Afternoon

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 67 °F

  • Tonight

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    Low: 45 °F

  • Thursday

    Thunderstorms Likely Chance for Measurable Precipitation 70%

    Thunderstorms
    Likely

    High: 66 °F

  • Thursday
    Night

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    Low: 45 °F

  • Friday

    Chance Showers Chance for Measurable Precipitation 30%

    Chance
    Showers

    High: 72 °F

  • Friday
    Night

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    Low: 47 °F

  • Saturday

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    High: 75 °F

  • Saturday
    Night

    Chance Thunderstorms

    Chance
    Thunderstorms

    Low: 49 °F

  • Sunday

    Slight Chance Thunderstorms

    Slight Chc
    Thunderstorms

    High: 77 °F

Detailed Forecast

This Afternoon
Showers and thunderstorms likely. Mostly cloudy, with a high near 67. Northwest wind around 8 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45. Northwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 66. Light and variable wind becoming north northwest 6 to 11 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 45. North northwest wind 6 to 8 mph. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 72. Light and variable wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 20%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 75.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 77.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 74.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 72.
  Click Map For Forecast
Point Forecast:
11 Miles ENE East Helena MT
 46.65°N 111.72°W (Elev. 3799 ft)
10:01 am MDT May 27, 2015
1pm MDT May 27, 2015-6pm MDT Jun 2, 2015
 
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