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

ONION PARK (ONPM8)

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

NA

39°F

4°C

Humidity 87%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 12 Apr 02:00 PM MDT
Extended Forecast for

3 Miles WSW Neihart MT

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 49. West wind around 7 mph becoming south. Chance of precipitation is 80%.

    High: 49 °F

    Showers

  • Tonight

    Tonight: Rain and snow showers before 2am, then a slight chance of snow showers between 2am and 3am. Some thunder is also possible. Low around 29. Southeast wind 6 to 8 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow before 5pm, then a chance of rain and snow. Partly sunny, with a high near 44. Southwest wind 9 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow before 9pm, then a chance of snow between 9pm and midnight. Mostly cloudy, with a low around 28. West southwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. West southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Southwest wind 8 to 14 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow, mainly after noon. High near 44. Southwest wind 10 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Slight Chance
    Snow then
    Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Cloudy, with a low around 19. Southwest wind 10 to 13 mph becoming west northwest after midnight. Winds could gust as high as 28 mph.

    Low: 19 °F

    Rain/Snow
    then Heavy
    Snow

  • Thursday

    Thursday: Snow. Cloudy, with a high near 26.

    High: 26 °F

    Snow

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 49. West wind around 7 mph becoming south. Chance of precipitation is 80%.
Tonight
Rain and snow showers before 2am, then a slight chance of snow showers between 2am and 3am. Some thunder is also possible. Low around 29. Southeast wind 6 to 8 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow before 5pm, then a chance of rain and snow. Partly sunny, with a high near 44. Southwest wind 9 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of rain and snow before 9pm, then a chance of snow between 9pm and midnight. Mostly cloudy, with a low around 28. West southwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 45. West southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Southwest wind 8 to 14 mph, with gusts as high as 30 mph.
Wednesday
Snow, mainly after noon. High near 44. Southwest wind 10 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Cloudy, with a low around 19. Southwest wind 10 to 13 mph becoming west northwest after midnight. Winds could gust as high as 28 mph.
Thursday
Snow. Cloudy, with a high near 26.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 13.
Friday
Snow likely. Partly sunny, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 18.
Saturday
A chance of snow. Partly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
A slight chance of snow. Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Neihart MT
 46.92°N 110.8°W (Elev. 6801 ft)
Last Update:
12:32 pm MDT Apr 12, 2026
Forecast Valid:
3pm MDT Apr 12, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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