Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

ONION PARK (ONPM8)

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

NA

38°F

3°C

Humidity 76%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 21 Mar 05:00 AM MDT
Extended Forecast for

3 Miles WSW Neihart MT

  • Today

    Today: Rain and snow, becoming all snow after 4pm.  High near 47. West wind 9 to 14 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 47 °F

    Rain Likely
    then
    Rain/Snow

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 7pm.  Mostly cloudy, then gradually becoming clear, with a low around 23. West wind 9 to 14 mph, with gusts as high as 28 mph.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 39. West southwest wind 11 to 18 mph, with gusts as high as 33 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. West southwest wind 7 to 15 mph, with gusts as high as 31 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47. Southwest wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 31. West wind 6 to 10 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A chance of snow before 3pm, then a chance of rain and snow.  Mostly cloudy, with a high near 47. South southwest wind 6 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 47 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain before midnight.  Mostly cloudy, with a low around 36. Southwest wind 10 to 13 mph, with gusts as high as 29 mph.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of rain before 9am, then a chance of snow.  Partly sunny, with a high near 46.

    High: 46 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Today
Rain and snow, becoming all snow after 4pm. High near 47. West wind 9 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 40 percent chance of snow, mainly before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 23. West wind 9 to 14 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Sunday
Sunny, with a high near 39. West southwest wind 11 to 18 mph, with gusts as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 26. West southwest wind 7 to 15 mph, with gusts as high as 31 mph.
Monday
Partly sunny, with a high near 47. Southwest wind 6 to 11 mph, with gusts as high as 24 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 31. West wind 6 to 10 mph, with gusts as high as 24 mph.
Tuesday
A chance of snow before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 47. South southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain before midnight. Mostly cloudy, with a low around 36. Southwest wind 10 to 13 mph, with gusts as high as 29 mph.
Wednesday
A chance of rain before 9am, then a chance of snow. Partly sunny, with a high near 46.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Partly sunny, with a high near 35.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Neihart MT
 46.92°N 110.8°W (Elev. 6801 ft)
2:52 am MDT Mar 21, 2026
6am MDT Mar 21, 2026-6pm MDT Mar 27, 2026
 
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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