Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

ONION PARK (ONPM8)

Lat: 46.91348°NLon: 110.8536°WElev: 7410.0ft.

NA

-3°F

-19°C

Humidity 83%
Wind Speed NA NA MPH
Barometer NA
Dewpoint -7°F (-22°C)
Visibility NA
Last update 15 Mar 05:00 AM MDT
Extended Forecast for

5 Miles NW Neihart MT

  • Today

    Today: Mostly sunny, with a high near 21. Wind chill values as low as -10. Light west southwest wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 21 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after 1am.  Increasing clouds, with a low around 15. Southwest wind 6 to 11 mph, with gusts as high as 26 mph.  Little or no snow accumulation expected.

    Low: 15 °F

    Partly Cloudy
    then Chance
    Snow

  • Monday

    Monday: Snow before 3pm, then rain.  High near 38. West southwest wind 14 to 21 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow Likely
    then
    Rain/Snow

  • Monday Night

    Monday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 24 to 29 mph, with gusts as high as 50 mph.  Chance of precipitation is 70%.

    Low: 37 °F

    Breezy. Rain
    Likely then
    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 45. Windy, with a west southwest wind 23 to 30 mph, with gusts as high as 55 mph.

    High: 45 °F

    Chance Rain
    and Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before midnight.  Mostly cloudy, with a low around 42. West southwest wind around 21 mph, with gusts as high as 40 mph.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 50. Breezy, with a west southwest wind 20 to 22 mph, with gusts as high as 40 mph.

    High: 50 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. West southwest wind 16 to 18 mph, with gusts as high as 37 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 21. Wind chill values as low as -10. Light west southwest wind becoming west 8 to 13 mph in the afternoon. Winds could gust as high as 23 mph.
Tonight
A 40 percent chance of snow, mainly after 1am. Increasing clouds, with a low around 15. Southwest wind 6 to 11 mph, with gusts as high as 26 mph. Little or no snow accumulation expected.
Monday
Snow before 3pm, then rain. High near 38. West southwest wind 14 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 24 to 29 mph, with gusts as high as 50 mph. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 45. Windy, with a west southwest wind 23 to 30 mph, with gusts as high as 55 mph.
Tuesday Night
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 42. West southwest wind around 21 mph, with gusts as high as 40 mph.
Wednesday
Partly sunny, with a high near 50. Breezy, with a west southwest wind 20 to 22 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly cloudy, with a low around 43. West southwest wind 16 to 18 mph, with gusts as high as 37 mph.
Thursday
Partly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
A chance of rain. Partly sunny, with a high near 57.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Saturday
A slight chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Neihart MT
 46.98°N 110.81°W (Elev. 6453 ft)
3:16 am MDT Mar 15, 2026
6am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database