National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Spring Storm Sweeps Into East; Unsettled Weather In The West; Severe Storms Early This Week For Southern U.S.

A Spring storm will sweep into the East today with the threat for strong to severe thunderstorms (Eastern Great Lakes and Ohio Valley into the Mid-Atlantic), gusty winds (Great Lakes and Ohio Valley), and snow in Maine. A series of storms will continue to produce lower elevation rain, mountain snow in the West. Also, severe storms will be possible across the Southern U.S. on Monday and Tuesday. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

28°F

-2°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 29 Mar 06:45 AM MDT
Extended Forecast for

Helena MT

  • Today

    Today: A 20 percent chance of rain after 3pm. Mostly sunny, with a high near 60. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon.

    Sunny then
    Slight Chance
    Rain

    High: 60 °F

  • Tonight

    Tonight: A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 32. South southeast wind 5 to 10 mph.

    Slight Chance
    Rain

    Low: 32 °F

  • Monday

    Monday: A 20 percent chance of rain after noon. Partly sunny, with a high near 57. South southeast wind 5 to 14 mph, with gusts as high as 21 mph.

    Partly Sunny
    then Slight
    Chance Rain

    High: 57 °F

  • Monday
    Night

    Monday Night: Rain before midnight, then rain and snow likely. Low around 29. Southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Rain then
    Rain/Snow
    Likely

    Low: 29 °F

  • Tuesday

    Tuesday: A 50 percent chance of snow. Partly sunny, with a high near 43. West southwest wind 11 to 16 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    Chance Snow

    High: 43 °F

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 21. West southwest wind 7 to 16 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 21 °F

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 35. Northwest wind around 9 mph. New snow accumulation of less than a half inch possible.

    Chance Snow

    High: 35 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around 17. North wind 7 to 9 mph.

    Slight Chance
    Snow then
    Mostly Cloudy

    Low: 17 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 37.

    Mostly Cloudy

    High: 37 °F

Detailed Forecast

Today
A 20 percent chance of rain after 3pm. Mostly sunny, with a high near 60. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon.
Tonight
A 20 percent chance of rain before 4am. Mostly cloudy, with a low around 32. South southeast wind 5 to 10 mph.
Monday
A 20 percent chance of rain after noon. Partly sunny, with a high near 57. South southeast wind 5 to 14 mph, with gusts as high as 21 mph.
Monday Night
Rain before midnight, then rain and snow likely. Low around 29. Southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
A 50 percent chance of snow. Partly sunny, with a high near 43. West southwest wind 11 to 16 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 21. West southwest wind 7 to 16 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 35. Northwest wind around 9 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 17. North wind 7 to 9 mph.
Thursday
Mostly cloudy, with a high near 37.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly cloudy, with a high near 44.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
A slight chance of rain and snow. Partly sunny, with a high near 45.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Helena MT
 46.61°N 112.02°W (Elev. 3940 ft)
Last Update:
4:43 am MDT Mar 29, 2020
Forecast Valid:
7am MDT Mar 29, 2020-6pm MDT Apr 4, 2020
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation