Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

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

unknown precip

12°F

-11°C

Humidity 86%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility NA
Last update 15 Mar 04:30 AM MDT
Extended Forecast for

10 Miles NNE Ovando MT

  • Today

    Today: Mostly sunny, with a high near 19. Wind chill values as low as -11. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 19 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after 11pm.  Increasing clouds, with a low around 15. West southwest wind 8 to 11 mph, with gusts as high as 21 mph.  New snow accumulation of around an inch possible.

    Low: 15 °F

    Chance Snow

  • Monday

    Monday: Snow.  High near 33. West southwest wind 11 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 33 °F

    Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow before midnight.  Mostly cloudy, with a low around 32. West southwest wind 16 to 20 mph, with gusts as high as 33 mph.  Little or no snow accumulation expected.

    Low: 32 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A chance of snow before noon, then a chance of rain and snow.  Snow level rising to 7700 feet in the afternoon. Partly sunny, with a high near 38. West wind 18 to 21 mph, with gusts as high as 36 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow, mainly before midnight.  Snow level 7700 feet. Mostly cloudy, with a low around 34. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 3pm, then a chance of rain.  Snow level 7300 feet rising to 8000 feet in the afternoon. Mostly cloudy, with a high near 39. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain.  Partly sunny, with a high near 44.

    High: 44 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 19. Wind chill values as low as -11. West wind 7 to 11 mph, with gusts as high as 22 mph.
Tonight
A 40 percent chance of snow, mainly after 11pm. Increasing clouds, with a low around 15. West southwest wind 8 to 11 mph, with gusts as high as 21 mph. New snow accumulation of around an inch possible.
Monday
Snow. High near 33. West southwest wind 11 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 32. West southwest wind 16 to 20 mph, with gusts as high as 33 mph. Little or no snow accumulation expected.
Tuesday
A chance of snow before noon, then a chance of rain and snow. Snow level rising to 7700 feet in the afternoon. Partly sunny, with a high near 38. West wind 18 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain and snow, mainly before midnight. Snow level 7700 feet. Mostly cloudy, with a low around 34. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday
A chance of rain and snow before 3pm, then a chance of rain. Snow level 7300 feet rising to 8000 feet in the afternoon. Mostly cloudy, with a high near 39. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 33.
Thursday
A chance of rain. Partly sunny, with a high near 44.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Friday
A chance of rain. Partly sunny, with a high near 47.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Saturday
A slight chance of rain and snow. Snow level 7600 feet. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Ovando MT
 47.17°N 113.09°W (Elev. 7034 ft)
2:01 am MDT Mar 15, 2026
4am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

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