Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

HELENA VALLEY (HVMT)

Lat: 46.67917°NLon: 111.98333°WElev: 3673.0ft.

NA

65°F

18°C

Humidity 15%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 19 Mar 12:00 PM MDT
Extended Forecast for

11 Miles NE East Helena MT

High Wind Watch March 20, 09:00am until March 21, 12:00pm
Click here for hazard details and duration
High Wind Watch
  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 68. West wind 15 to 18 mph, with gusts as high as 36 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West wind 6 to 13 mph becoming southeast after midnight. Winds could gust as high as 29 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. Breezy, with a southeast wind 6 to 11 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 73 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. West wind 6 to 16 mph becoming south after midnight. Winds could gust as high as 34 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain, mainly after noon.  Partly sunny, with a high near 63. Southwest wind 6 to 15 mph, with gusts as high as 29 mph.

    High: 63 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West northwest wind 9 to 14 mph becoming light west  after midnight. Winds could gust as high as 26 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. West wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 68. West wind 15 to 18 mph, with gusts as high as 36 mph.
Tonight
Partly cloudy, with a low around 46. West wind 6 to 13 mph becoming southeast after midnight. Winds could gust as high as 29 mph.
Friday
Mostly sunny, with a high near 73. Breezy, with a southeast wind 6 to 11 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph.
Friday Night
Partly cloudy, with a low around 46. West wind 6 to 16 mph becoming south after midnight. Winds could gust as high as 34 mph.
Saturday
A 40 percent chance of rain, mainly after noon. Partly sunny, with a high near 63. Southwest wind 6 to 15 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 31. West northwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 26 mph.
Sunday
Sunny, with a high near 55. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 32. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Monday
Partly sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly cloudy, with a high near 62.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Partly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NE East Helena MT
 46.71°N 111.79°W (Elev. 4304 ft)
12:42 pm MDT Mar 19, 2026
1pm MDT Mar 19, 2026-6pm MDT Mar 25, 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