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

36°F

2°C

Humidity 50%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 10 Apr 09:00 AM MDT
Extended Forecast for

9 Miles SW Neihart MT

  • Today

    Today: Mostly sunny, with a high near 53. South wind 7 to 9 mph.

    High: 53 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of rain between 9pm and midnight. Mostly cloudy, with a low around 39. Southeast wind 8 to 11 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after 3pm. Partly sunny, with a high near 55. South wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Rain showers before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of snow showers after 3am. Some thunder is also possible. Low around 35. West southwest wind 9 to 18 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers then
    Chance
    Rain/Snow

  • Sunday

    Sunday: Snow before 3pm, then rain and snow showers. Some thunder is also possible. High near 47. West southwest wind around 9 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F

    Chance Snow
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow showers before 9pm, then rain, possibly mixed with snow between 9pm and midnight, then snow likely after midnight. Some thunder is also possible. Low around 33. West southwest wind 7 to 9 mph becoming east southeast in the evening. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    then Snow
    Likely

  • Monday

    Monday: Snow before noon, then snow showers after noon. Some thunder is also possible. High near 37. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow

  • Monday Night

    Monday Night: Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 28. West wind 3 to 7 mph. Winds could gust as high as 18 mph.

    Low: 28 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Tuesday

    Tuesday: A chance of snow. Partly sunny, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 53. South wind 7 to 9 mph.
Tonight
A slight chance of rain between 9pm and midnight. Mostly cloudy, with a low around 39. Southeast wind 8 to 11 mph. Chance of precipitation is 20%.
Saturday
Showers likely and possibly a thunderstorm, mainly after 3pm. Partly sunny, with a high near 55. South wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain showers before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of snow showers after 3am. Some thunder is also possible. Low around 35. West southwest wind 9 to 18 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Snow before 3pm, then rain and snow showers. Some thunder is also possible. High near 47. West southwest wind around 9 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Rain, possibly mixed with snow showers before 9pm, then rain, possibly mixed with snow between 9pm and midnight, then snow likely after midnight. Some thunder is also possible. Low around 33. West southwest wind 7 to 9 mph becoming east southeast in the evening. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday
Snow before noon, then snow showers after noon. Some thunder is also possible. High near 37. Southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Rain and snow likely before midnight, then a chance of snow. Mostly cloudy, with a low around 28. West wind 3 to 7 mph. Winds could gust as high as 18 mph.
Tuesday
A chance of snow. Partly sunny, with a high near 40.
Tuesday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 30.
Wednesday
Snow likely. Mostly cloudy, with a high near 36.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 22.
Thursday
Snow likely. Mostly cloudy, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Neihart MT
 46.83°N 110.85°W (Elev. 7470 ft)
Last Update:
4:31 am MDT Apr 10, 2026
Forecast Valid:
10am MDT Apr 10, 2026-6pm MDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation