Heavy Rainfall And Severe Weather Potential Continues From The Plains To The Mississippi Valley; Dry Out West

A low pressure system over the Mississippi Valley may yield heavy rainfall and flash flooding concerns through Friday. In addition, the threat for severe thunderstorms capable of damaging winds and large hail will continue. Fire threats remain high across parts of the West with hot and dry conditions expected. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Fair

58°F

14°C

Humidity 44%
Wind Speed NE 3 MPH
Barometer 30.16 in (1019.7 mb)
Dewpoint 36°F (2°C)
Visibility 8.00 mi
Last update 16 Aug 7:53 am MDT
Extended Forecast for

Helena MT

Fire Weather Watch August 17, 12:00pm until August 18, 12:00am
Click here for hazard details and duration
Fire Weather Watch
  • Today

    Today: Areas of smoke. Increasing clouds, with a high near 89. Calm wind becoming north northeast 5 to 8 mph in the afternoon.

    Areas Smoke

    High: 89 °F

  • Tonight

    Tonight: A slight chance of thunderstorms before midnight.  Areas of smoke. Cloudy, then gradually becoming partly cloudy, with a low around 56. North wind 5 to 7 mph becoming calm  after midnight.  Little or no precipitation expected.

    Slight Chance
    T-storms then
    Areas Smoke

    Low: 56 °F

  • Friday

    Friday: A slight chance of thunderstorms after noon.  Areas of smoke. Mostly sunny, with a high near 89. Calm wind becoming southeast around 6 mph in the afternoon.  Little or no precipitation expected.

    Areas Smoke
    then Slight
    Chance
    T-storms

    High: 89 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Some of the storms could produce gusty winds.  Areas of smoke. Mostly cloudy, with a low around 58. West southwest wind 3 to 6 mph.

    Chance
    T-storms

    Low: 58 °F

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon.  Mostly cloudy, with a high near 78. Light and variable wind becoming north northwest 5 to 8 mph in the afternoon.  Chance of precipitation is 60%.

    T-storms
    Likely

    High: 78 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 53.

    Chance
    T-storms

    Low: 53 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 54.

    Chance
    T-storms

    Low: 54 °F

  • Monday

    Monday: A chance of showers and thunderstorms, mainly before noon.  Partly sunny, with a high near 74.

    Chance
    T-storms

    High: 74 °F

Detailed Forecast

Today
Areas of smoke. Increasing clouds, with a high near 89. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Tonight
A slight chance of thunderstorms before midnight. Areas of smoke. Cloudy, then gradually becoming partly cloudy, with a low around 56. North wind 5 to 7 mph becoming calm after midnight. Little or no precipitation expected.
Friday
A slight chance of thunderstorms after noon. Areas of smoke. Mostly sunny, with a high near 89. Calm wind becoming southeast around 6 mph in the afternoon. Little or no precipitation expected.
Friday Night
A 50 percent chance of showers and thunderstorms. Some of the storms could produce gusty winds. Areas of smoke. Mostly cloudy, with a low around 58. West southwest wind 3 to 6 mph.
Saturday
Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 78. Light and variable wind becoming north northwest 5 to 8 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Monday
A chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 74.
Monday Night
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 51.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
Helena MT
 46.6°N 112.05°W (Elev. 3973 ft)
5:21 am MDT Aug 16, 2018
8am MDT Aug 16, 2018-6pm MDT Aug 22, 2018
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database