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

Helmville MT-200 MP 53.3 (MTHLM)

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

NA

50°F

10°C

Humidity 54%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 21 Mar 02:45 AM MDT
Extended Forecast for

11 Miles SE Helmville MT

  • Overnight

    Overnight: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Rain likely, mainly between 10am and 2pm.  Snow level 9000 feet lowering to 5600 feet in the afternoon . Partly sunny, with a high near 49. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 34 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. West wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 38 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 48. West wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. West wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow before 3pm, then a chance of rain.  Snow level 5300 feet rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. Calm wind.
Saturday
Rain likely, mainly between 10am and 2pm. Snow level 9000 feet lowering to 5600 feet in the afternoon . Partly sunny, with a high near 49. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly clear, with a low around 28. West wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 38 mph.
Sunday
Sunny, with a high near 48. West wind 7 to 10 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 27. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
A chance of rain and snow before 3pm, then a chance of rain. Snow level 5300 feet rising to 7600 feet in the afternoon. Mostly cloudy, with a high near 55.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Partly sunny, with a high near 50.
Wednesday Night
A chance of rain and snow. Snow level 5800 feet lowering to 4800 feet after midnight . Mostly cloudy, with a low around 27.
Thursday
A slight chance of snow. Mostly sunny, with a high near 42.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SE Helmville MT
 46.77°N 112.76°W (Elev. 4764 ft)
2:01 am MDT Mar 21, 2026
3am 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