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

STILLWATER (STWM8)

Lat: 48.53944°NLon: 114.55944°WElev: 3116.0ft.

NA

46°F

8°C

Humidity 45%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 21 Mar 07:00 PM MDT
Extended Forecast for

10 Miles E Fortine MT

Flood Watch March 21, 08:12pm until March 22, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 21, 08:12pm until March 22, 12:00pm

    NOW until 12:00pm Sun

    Flood Watch

  • Tonight

    Low: 20 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 33. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 33 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. West southwest wind 16 to 21 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 40 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. South wind 7 to 14 mph, with gusts as high as 28 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. West southwest wind 7 to 13 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after noon.  High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 3am.  Low around 28. Breezy.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Rain/Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Wednesday

    Wednesday: Snow likely.  Mostly cloudy, with a high near 35. Breezy.

    High: 35 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 20. Breezy, with a west southwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 50 mph.
Sunday
Sunny, with a high near 33. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 40 mph.
Sunday Night
Partly cloudy, with a low around 22. West southwest wind 16 to 21 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 40 mph.
Monday
Mostly sunny, with a high near 40. South wind 7 to 14 mph, with gusts as high as 28 mph.
Monday Night
Mostly cloudy, with a low around 28. West southwest wind 7 to 13 mph, with gusts as high as 25 mph.
Tuesday
Snow, mainly after noon. High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 3am. Low around 28. Breezy. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Wednesday
Snow likely. Mostly cloudy, with a high near 35. Breezy.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 21. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 32. Breezy.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 19. Breezy.
Friday
Sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 20.
Saturday
Sunny, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Fortine MT
 48.77°N 114.68°W (Elev. 5909 ft)
2:01 pm MDT Mar 21, 2026
8pm MDT Mar 21, 2026-6pm MDT Mar 28, 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