National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

36°F

2°C

Humidity 93%
Wind Speed NNW 4 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 34°F (1°C)
Visibility 8.00 mi
Wind Chill33°F (1°C)
Last update 22 Mar 09:30 AM PDT
Extended Forecast for

11 Miles E Kelso WA

  • Today

    Today: Areas of frost before 10am. Otherwise, mostly sunny, with a high near 50. Light north wind becoming north northwest 5 to 10 mph in the afternoon.

    High: 50 °F

    Areas Frost
    then Mostly
    Sunny

  • Tonight

    Tonight: Widespread frost, mainly after 5am. Otherwise, mostly cloudy, with a low around 33. North wind 5 to 9 mph becoming light after midnight.

    Low: 33 °F

    Mostly Cloudy
    then Frost

  • Monday

    Monday: Widespread frost, mainly before 8am. Otherwise, increasing clouds, with a high near 50. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 50 °F

    Frost then
    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Snow level 3400 feet rising to 4500 feet after midnight. Cloudy, with a low around 43. Calm wind becoming southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 47. Breezy, with a south wind 8 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain. Snow level 6100 feet lowering to 3300 feet after midnight . Low around 38. Chance of precipitation is 100%.

    Low: 38 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow before 11am, then rain. Snow level 2900 feet. High near 45. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Snow level 2800 feet lowering to 1900 feet after midnight . Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow before 11am, then a chance of rain. Snow level rising to 2500 feet in the afternoon. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

Today
Areas of frost before 10am. Otherwise, mostly sunny, with a high near 50. Light north wind becoming north northwest 5 to 10 mph in the afternoon.
Tonight
Widespread frost, mainly after 5am. Otherwise, mostly cloudy, with a low around 33. North wind 5 to 9 mph becoming light after midnight.
Monday
Widespread frost, mainly before 8am. Otherwise, increasing clouds, with a high near 50. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
A 40 percent chance of rain after 11pm. Snow level 3400 feet rising to 4500 feet after midnight. Cloudy, with a low around 43. Calm wind becoming southeast around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 47. Breezy, with a south wind 8 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Snow level 6100 feet lowering to 3300 feet after midnight . Low around 38. Chance of precipitation is 100%.
Wednesday
Rain likely, possibly mixed with snow before 11am, then rain. Snow level 2900 feet. High near 45. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain likely before 11pm, then a chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Snow level 2800 feet lowering to 1900 feet after midnight . Mostly cloudy, with a low around 32.
Thursday
A chance of snow before 11am, then a chance of rain. Snow level rising to 2500 feet in the afternoon. Partly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A slight chance of rain. Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E Kelso WA
 46.11°N 122.66°W (Elev. 1909 ft)
Last Update:
9:42 am PDT Mar 22, 2026
Forecast Valid:
9am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation