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

Severe Weather and Tornado Outbreak through Saturday; Excessive Rainfall and Flooding in the Tennessee and Ohio Valleys

A severe weather outbreak, including the potential for strong, long-track tornadoes, is expected through Saturday. Severe thunderstorms will impact the Midwest into the Mississippi Valley tonight, then shift into the Central Gulf Coast states and Deep South Saturday. Heavy to excessive rainfall may lead to flash and river flooding in the Tennessee and Ohio Valleys Saturday. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

unknown precip

22°F

-6°C

Humidity 91%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 15 Mar 05:30 AM MDT
Extended Forecast for

Helmville MT

  • Today

    Today: Snow likely, mainly after noon. Mostly cloudy, with a high near 43. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance Snow
    then Snow
    Likely

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 23. West wind 5 to 11 mph becoming south after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Sunday

    Sunday: Snow before 3pm, then rain. High near 47. Southwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Snow Likely
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 9pm. Low around 26. West wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 30 percent chance of snow. Partly sunny, with a high near 42. West wind 7 to 10 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow after noon. Partly sunny, with a high near 39. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

Today
Snow likely, mainly after noon. Mostly cloudy, with a high near 43. Light and variable wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 23. West wind 5 to 11 mph becoming south after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow before 3pm, then rain. High near 47. Southwest wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain and snow, becoming all snow after 9pm. Low around 26. West wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 42. West wind 7 to 10 mph, with gusts as high as 18 mph. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
A 50 percent chance of snow after noon. Partly sunny, with a high near 39. New snow accumulation of less than a half inch possible.
Tuesday Night
Partly cloudy, with a low around 16.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Mostly cloudy, with a high near 45.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 45.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Helmville MT
 46.86°N 112.97°W (Elev. 4376 ft)
Last Update:
3:30 am MDT Mar 15, 2025
Forecast Valid:
5am MDT Mar 15, 2025-6pm MDT Mar 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation