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Heavy Rain and Thunderstorms in the Deep South and portions of the east coast

A slow moving frontal boundary will continue to bring areas of heavy rain and thunderstorms in the Deep South and East coast early this week. A low pressure system will keep conditions wet and cool through mid-week in the Upper Midwest. High pressure over the west will shift east allowing cooling along the coast, and intensifying the heat for the interior Pacific NW and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Helena Regional Airport (KHLN)

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

Fair

81°F

27°C

Humidity 17%
Wind Speed NNE 5 MPH
Barometer 30.10 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 29 May 5:00 pm MDT
Extended Forecast for

Helena MT

  • Memorial
    Day

    Memorial Day: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 76. East northeast wind around 7 mph.

    Slight Chance
    T-storms

    High: 76 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 50. East northeast wind 5 to 7 mph becoming light and variable  after midnight.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 50 °F

  • Tuesday

    Tuesday: Sunny, with a high near 79. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    Sunny

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 52. Light and variable wind.

    Partly Cloudy

    Low: 52 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Light south southeast wind.

    Sunny then
    Slight Chance
    T-storms

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Chance
    Showers then
    Mostly Cloudy

    Low: 55 °F

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 75. Chance of precipitation is 30%.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 75 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 51.

    Chance
    T-storms then
    Chance
    Showers

    Low: 51 °F

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 73.

    Slight Chance
    Showers then
    Slight Chance
    T-storms

    High: 73 °F

Detailed Forecast

Memorial Day
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. East northeast wind around 7 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 50. East northeast wind 5 to 7 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 79. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 52. Light and variable wind.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Light south southeast wind.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Friday
A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 70.
Click Map For Forecast
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
4:47 pm MDT May 29, 2017
5pm MDT May 29, 2017-6pm MDT Jun 5, 2017
 
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