Heavy Rain From East Texas to the Central Gulf Coast; Lower Mississippi Valley

Showers and thunderstorms, heavy at times, are expected from south Texas to the central Gulf coast and the lower Mississippi Valley through the weekend. Heavy rain will also spread into the Pacific and interior Northwest, with snow in the higher elevations of the Cascades. Snow will also impact the northern Great Lakes and northern New England at times. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Overcast

30°F

-1°C

Humidity 71%
Wind Speed E 7 MPH
Barometer 29.99 in (1020.1 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 02 Dec 11:53 pm MST
Extended Forecast for

Helena MT

Winter Storm Watch December 4, 11:00am until December 5, 05:00pm
Click here for hazard details and duration
Winter Storm Watch
  • Overnight

    Overnight: Snow likely, mainly before 2am.  Mostly cloudy, with a low around 26. South southwest wind around 8 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Snow Likely

    Low: 26 °F

  • Saturday

    Saturday: A slight chance of snow showers between 8am and 9am.  Mostly cloudy, with a high near 37. Breezy, with a southwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 20%.

    Slight Chance
    Snow Showers
    then Partly
    Sunny and
    Breezy

    High: 37 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 30. Southwest wind 13 to 15 mph, with gusts as high as 21 mph.

    Slight Chance
    Snow

    Low: 30 °F

  • Sunday

    Sunday: A 40 percent chance of snow.  Mostly cloudy, with a high near 37. South southwest wind around 9 mph.  New snow accumulation of less than a half inch possible.

    Chance Snow

    High: 37 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 19. West southwest wind 9 to 11 mph.  New snow accumulation of 1 to 2 inches possible.

    Chance Snow

    Low: 19 °F

  • Monday

    Monday: A 40 percent chance of snow.  Partly sunny, with a high near 22. New snow accumulation of less than one inch possible.

    Chance Snow

    High: 22 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of snow showers.  Mostly cloudy, with a low around -1.

    Slight Chance
    Snow Showers

    Low: -1 °F

  • Tuesday

    Tuesday: A slight chance of snow showers.  Mostly cloudy and cold, with a high near 9.

    Slight Chance
    Snow Showers

    High: 9 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of snow showers.  Mostly cloudy, with a low around -6.

    Slight Chance
    Snow Showers

    Low: -6 °F

Detailed Forecast

Overnight
Snow likely, mainly before 2am. Mostly cloudy, with a low around 26. South southwest wind around 8 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow showers between 8am and 9am. Mostly cloudy, with a high near 37. Breezy, with a southwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 30. Southwest wind 13 to 15 mph, with gusts as high as 21 mph.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 37. South southwest wind around 9 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. West southwest wind 9 to 11 mph. New snow accumulation of 1 to 2 inches possible.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 22. New snow accumulation of less than one inch possible.
Monday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around -1.
Tuesday
A slight chance of snow showers. Mostly cloudy and cold, with a high near 9.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around -6.
Wednesday
A slight chance of snow showers. Mostly cloudy and cold, with a high near 10.
Wednesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 1.
Thursday
Partly sunny, with a high near 19.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
A chance of snow showers. Cloudy, with a high near 25.
Click Map For Forecast
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
10:02 pm MST Dec 2, 2016
12am MST Dec 3, 2016-6pm MST Dec 8, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database