Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Southwest Washington Regional Airport (KKLS)

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

Rain

43°F

6°C

Humidity 92%
Wind Speed SSE 4 MPH
Barometer 29.34 in (993.57 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 24 Dec 08:56 AM PST
Extended Forecast for

3 Miles WNW Kelso WA

Wind Advisory until December 24, 04:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 24, 04:00pm

    NOW until 4:00pm Wed

    Wind Advisory

  • Today

    High: 51 °F

    Rain and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of rain after 4am.  Increasing clouds, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Rain

  • Christmas Day

    Christmas Day: Rain, mainly after 10am.  High near 50. Light and variable wind becoming southeast around 6 mph in the morning.  Chance of precipitation is 80%.

    High: 50 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 4am, then showers likely after 4am.  Mostly cloudy, with a low around 38. Light southeast wind.  Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

  • Friday

    Friday: Showers.  High near 46. South wind 5 to 7 mph becoming west southwest in the afternoon.  Chance of precipitation is 80%.

    High: 46 °F

    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers.  Patchy fog before 4am, then patchy fog after 5am. Snow level 2000 feet.  Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before noon.  Otherwise, mostly cloudy, with a high near 46.

    High: 46 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Patchy fog before 11pm, then patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 35.

    Low: 35 °F

    Patchy Fog

Detailed Forecast

Today
Rain, mainly before 1pm. High near 51. Breezy, with a northeast wind 6 to 11 mph becoming south 12 to 17 mph in the morning. Winds could gust as high as 39 mph. Chance of precipitation is 80%.
Tonight
A 30 percent chance of rain after 4am. Increasing clouds, with a low around 40. Calm wind.
Christmas Day
Rain, mainly after 10am. High near 50. Light and variable wind becoming southeast around 6 mph in the morning. Chance of precipitation is 80%.
Thursday Night
A chance of rain before 4am, then showers likely after 4am. Mostly cloudy, with a low around 38. Light southeast wind. Chance of precipitation is 60%.
Friday
Showers. High near 46. South wind 5 to 7 mph becoming west southwest in the afternoon. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of showers. Patchy fog before 4am, then patchy fog after 5am. Snow level 2000 feet. Otherwise, mostly cloudy, with a low around 38.
Saturday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 46.
Saturday Night
Patchy fog before 11pm, then patchy fog after midnight. Otherwise, mostly cloudy, with a low around 35.
Sunday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Mostly cloudy, with a high near 49.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Kelso WA
 46.14°N 122.95°W (Elev. 184 ft)
8:56 am PST Dec 24, 2025
9am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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