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

Ken Jernstedt Airfield (K4S2)

Lat: 45.67457°NLon: 121.53493°WElev: 600.0ft.

Overcast

54°F

12°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Mar 10:55 PM PDT
Extended Forecast for

9 Miles ENE Cascade Locks OR

  • Tonight

    Tonight: A 40 percent chance of rain, mainly before 2am.  Snow level 7200 feet lowering to 3700 feet. Mostly cloudy, with a low around 38. Breezy, with a west wind 15 to 18 mph, with gusts as high as 29 mph.

    Low: 38 °F

    Chance Rain
    and Breezy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 45. Windy, with a west wind 20 to 23 mph, with gusts as high as 33 mph.

    High: 45 °F

    Becoming
    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Windy, with a west wind 13 to 23 mph, with gusts as high as 32 mph.

    Low: 31 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 51. West northwest wind around 11 mph, with gusts as high as 18 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely.  Mostly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Rain Likely
    and Breezy

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly before 2am. Snow level 7200 feet lowering to 3700 feet. Mostly cloudy, with a low around 38. Breezy, with a west wind 15 to 18 mph, with gusts as high as 29 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 45. Windy, with a west wind 20 to 23 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 31. Windy, with a west wind 13 to 23 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 51. West northwest wind around 11 mph, with gusts as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 36. West wind 9 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 52.
Monday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 40.
Tuesday
Rain likely. Mostly cloudy, with a high near 51.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 40. Breezy.
Wednesday
Rain. Snow level 4300 feet lowering to 3700 feet. Mostly cloudy, with a high near 43. Windy.
Wednesday Night
A chance of rain. Snow level 3600 feet lowering to 1900 feet after midnight . Partly cloudy, with a low around 31. Windy.
Thursday
Sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 33.
Friday
Mostly sunny, with a high near 50. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Cascade Locks OR
 45.73°N 121.7°W (Elev. 1893 ft)
10:41 pm PDT Mar 20, 2026
11pm PDT Mar 20, 2026-6pm PDT 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