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

50°F

10°C

Humidity 34%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 21 Mar 06:00 PM MDT
Extended Forecast for

6 Miles ESE Fortine MT

Flood Watch March 21, 06:34pm until March 22, 12:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 21, 06:34pm until March 22, 12:00pm

    NOW until 12:00pm Sun

    Flood Watch

  • Tonight

    Low: 21 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 32. West southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. West southwest wind 7 to 17 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. South wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after noon.  High near 35. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow.  Low around 30. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Snow then
    Snow Likely

  • Wednesday

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

    High: 35 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
A 20 percent chance of snow before 7pm. Partly cloudy, with a low around 21. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.
Sunday
Sunny, with a high near 32. West southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 24. West southwest wind 7 to 17 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 40. South wind 7 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 30. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday
Snow, mainly after noon. High near 35. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. Low around 30. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow likely. Mostly cloudy, with a high near 35. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 32.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 20.
Friday
Sunny, with a high near 37.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 42.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Fortine MT
 48.74°N 114.77°W (Elev. 6283 ft)
2:01 pm MDT Mar 21, 2026
6pm 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