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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Clear

52°F

11°C

Humidity 71%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 12 Oct 08:00 PM PDT
Extended Forecast for

Kelso WA

Frost Advisory October 13, 12:00am until October 13, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Increasing clouds, with a low around 36. Calm wind.

    Low: 36 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Areas of frost before 8am. Otherwise, partly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Areas Frost
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 69. Calm wind.

    High: 69 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm. Otherwise, mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 52.

    Low: 52 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Increasing clouds, with a low around 36. Calm wind.
Tuesday
Areas of frost before 8am. Otherwise, partly sunny, with a high near 64. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 47. Calm wind.
Wednesday
Mostly sunny, with a high near 69. Calm wind.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 48. North wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 51.
Friday
Mostly sunny, with a high near 76.
Friday Night
Increasing clouds, with a low around 52.
Saturday
A chance of rain, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 63.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
Rain likely. Cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Kelso WA
 46.15°N 122.89°W (Elev. 194 ft)
Last Update:
7:41 pm PDT Oct 12, 2026
Forecast Valid:
8pm PDT Oct 12, 2026-6pm PDT Oct 19, 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