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.

Overcast

55°F

13°C

Humidity 87%
Wind Speed NW 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Mar 05:35 PM PDT
Extended Forecast for

5 Miles S Kelso WA

  • This Afternoon

    This Afternoon: Rain likely.  Cloudy, with a high near 59. West wind around 5 mph.  Chance of precipitation is 60%.

    High: 59 °F

    Rain Likely

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 7pm.  Snow level 5700 feet lowering to 1800 feet after midnight . Cloudy, then gradually becoming partly cloudy, with a low around 38. Northwest wind around 6 mph.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54. Northwest wind 5 to 7 mph.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 4am.  Otherwise, mostly clear, with a low around 34. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Clear
    then Frost

  • Sunday

    Sunday: Widespread frost, mainly before 7am.  Otherwise, mostly sunny, with a high near 57. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 57 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 56.

    High: 56 °F

    Rain

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 59. West wind around 5 mph. Chance of precipitation is 60%.
Tonight
A 30 percent chance of rain, mainly before 7pm. Snow level 5700 feet lowering to 1800 feet after midnight . Cloudy, then gradually becoming partly cloudy, with a low around 38. Northwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 54. Northwest wind 5 to 7 mph.
Saturday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 34. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Widespread frost, mainly before 7am. Otherwise, mostly sunny, with a high near 57. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly cloudy, with a high near 58.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 43.
Tuesday
Rain. Cloudy, with a high near 56.
Tuesday Night
Rain. Mostly cloudy, with a low around 42.
Wednesday
Rain. Mostly cloudy, with a high near 53.
Wednesday Night
A chance of rain. Snow level 2900 feet lowering to 1600 feet after midnight . Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 34.
Friday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Kelso WA
 46.06°N 122.89°W (Elev. 200 ft)
5:41 pm PDT Mar 20, 2026
5pm 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