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

Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Overcast

43°F

6°C

Humidity 86%
Wind Speed SSE 8 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 11 Mar 12:35 AM PDT
Extended Forecast for

Kelso WA

  • Overnight

    Overnight: Rain. Low around 40. South southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 54. South southeast wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 42. South southwest wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    Rain

  • Thursday

    Thursday: Rain. High near 49. South wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 39. Light south southeast wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Rain

  • Friday

    Friday: Rain. High near 49. Chance of precipitation is 100%.

    High: 49 °F

    Rain

  • Friday Night

    Friday Night: Rain before 5am, then rain likely, possibly mixed with snow. Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow before 11am, then a chance of rain. Snow level 1200 feet rising to 1700 feet in the afternoon. Partly sunny, with a high near 52.

    High: 52 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm. Snow level 1900 feet lowering to 1100 feet. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Rain. Low around 40. South southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 54. South southeast wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 42. South southwest wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain. High near 49. South wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 39. Light south southeast wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 49. Chance of precipitation is 100%.
Friday Night
Rain before 5am, then rain likely, possibly mixed with snow. Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 11am, then a chance of rain. Snow level 1200 feet rising to 1700 feet in the afternoon. Partly sunny, with a high near 52.
Saturday Night
A slight chance of rain after 11pm. Snow level 1900 feet lowering to 1100 feet. Mostly cloudy, with a low around 35.
Sunday
Rain likely, mainly after 11am. Snow level 1600 feet rising to 5300 feet in the afternoon. Cloudy, with a high near 51.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
A chance of rain. Mostly cloudy, with a high near 62.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kelso WA
 46.12°N 122.91°W (Elev. 52 ft)
Last Update:
12:41 am PDT Mar 11, 2026
Forecast Valid:
12am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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