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

Southwest Washington Regional Airport (KKLS)

Lat: 46.11553°NLon: 122.89273°WElev: 13.0ft.

Clear

50°F

10°C

Humidity 89%
Wind Speed NW 4 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 20 Mar 09:56 PM PDT
Extended Forecast for

11 Miles E Kelso WA

  • Tonight

    Tonight: A slight chance of rain between 11pm and 1am.  Snow level 4400 feet lowering to 1900 feet after midnight . Mostly cloudy, with a low around 34. North northwest wind around 6 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 46. North northwest wind 5 to 9 mph.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 1am.  Otherwise, mostly clear, with a low around 32. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Sunday

    Sunday: Widespread frost before 9am.  Otherwise, mostly sunny, with a high near 50. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 50 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Areas of frost after midnight.  Otherwise, mostly cloudy, with a low around 35. North northwest wind 5 to 9 mph becoming light north  after midnight.

    Low: 35 °F

    Mostly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm.  Snow level 3800 feet rising to 5200 feet after midnight. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Cloudy, with a low around 40.

    Low: 40 °F

    Rain

Detailed Forecast

Tonight
A slight chance of rain between 11pm and 1am. Snow level 4400 feet lowering to 1900 feet after midnight . Mostly cloudy, with a low around 34. North northwest wind around 6 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 46. North northwest wind 5 to 9 mph.
Saturday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 32. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 50. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night
Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 35. North northwest wind 5 to 9 mph becoming light north after midnight.
Monday
Mostly cloudy, with a high near 51.
Monday Night
A 40 percent chance of rain after 11pm. Snow level 3800 feet rising to 5200 feet after midnight. Mostly cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 50.
Tuesday Night
Rain. Cloudy, with a low around 40.
Wednesday
Rain. Snow level 3700 feet lowering to 3200 feet in the afternoon . Cloudy, with a high near 46.
Wednesday Night
A chance of rain and snow. Snow level 3000 feet lowering to 1900 feet after midnight . Partly cloudy, with a low around 33.
Thursday
A slight chance of rain and snow. Snow level rising to 2600 feet in the afternoon. Mostly sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 34.
Friday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E Kelso WA
 46.11°N 122.66°W (Elev. 1909 ft)
9:42 pm PDT Mar 20, 2026
10pm 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