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

RED BOX (RXFO3)

Lat: 45.0275°NLon: 121.92111°WElev: 3345.0ft.

NA

43°F

6°C

Humidity 69%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 21 Mar 06:07 PM PDT
Extended Forecast for

16 Miles N Mt Jefferson OR

  • Tonight

    Tonight: Widespread frost after 11pm.  Otherwise, mostly clear, with a low around 26. Blustery, with a west northwest wind 6 to 16 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 26 °F

    Frost and
    Blustery then
    Frost

  • Sunday

    Sunday: Mostly sunny, with a high near 50. East wind 5 to 7 mph becoming north in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. North northeast wind around 7 mph becoming east southeast after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. West wind 5 to 7 mph.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow showers after 11pm.  Snow level 6100 feet rising to 6800 feet after midnight. Mostly cloudy, with a low around 39. Southwest wind around 9 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 39 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow showers, becoming all rain after 8am.  High near 45. Windy.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow and
    Breezy then
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain and snow.  Snow level 7300 feet lowering to 5400 feet after midnight . Low around 34. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow, possibly mixed with rain.  Cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 8pm.  Mostly cloudy, with a low around 26.

    Low: 26 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Tonight
Widespread frost after 11pm. Otherwise, mostly clear, with a low around 26. Blustery, with a west northwest wind 6 to 16 mph becoming east after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 50. East wind 5 to 7 mph becoming north in the afternoon.
Sunday Night
Mostly cloudy, with a low around 33. North northeast wind around 7 mph becoming east southeast after midnight.
Monday
Partly sunny, with a high near 51. West wind 5 to 7 mph.
Monday Night
A chance of rain and snow showers after 11pm. Snow level 6100 feet rising to 6800 feet after midnight. Mostly cloudy, with a low around 39. Southwest wind around 9 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
Rain, possibly mixed with snow showers, becoming all rain after 8am. High near 45. Windy. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain before 11pm, then rain and snow. Snow level 7300 feet lowering to 5400 feet after midnight . Low around 34. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday
Snow, possibly mixed with rain. Cloudy, with a high near 41.
Wednesday Night
Rain and snow likely, becoming all snow after 8pm. Mostly cloudy, with a low around 26.
Thursday
A chance of snow before 2pm, then a slight chance of rain and snow. Mostly sunny, with a high near 43.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 53.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles N Mt Jefferson OR
 44.9°N 121.84°W (Elev. 5266 ft)
6:41 pm PDT Mar 21, 2026
6pm PDT Mar 21, 2026-6pm PDT 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