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

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

US30 EB at Lewis/Clark Br HWY2W MP48.68 (ODT93)

Lat: 46.09595°NLon: 122.96919°WElev: 36.0ft.

NA

43°F

6°C

Humidity 95%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 25 Dec 09:40 PM PST
Extended Forecast for

3 Miles SW Kelso WA

  • Tonight

    Tonight: A slight chance of showers before 11pm, then a chance of showers after 1am. Mostly cloudy, with a low around 38. South southeast wind around 6 mph. Chance of precipitation is 40%.

    Low: 38 °F

    Chance
    Showers

  • Friday

    Friday: Rain. Snow level 3000 feet lowering to 1700 feet in the afternoon . High near 44. West wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 4am. Snow level 1300 feet. Low around 36. West southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain

  • Saturday

    Saturday: A 40 percent chance of rain before 10am. Snow level 1200 feet. Mostly cloudy, with a high near 44. West wind around 5 mph.

    High: 44 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Areas of frost before 10am. Otherwise, partly sunny, with a high near 44.

    High: 44 °F

    Areas Frost
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before 11pm, then a chance of showers after 1am. Mostly cloudy, with a low around 38. South southeast wind around 6 mph. Chance of precipitation is 40%.
Friday
Rain. Snow level 3000 feet lowering to 1700 feet in the afternoon . High near 44. West wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain, mainly before 4am. Snow level 1300 feet. Low around 36. West southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of rain before 10am. Snow level 1200 feet. Mostly cloudy, with a high near 44. West wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 35. Calm wind.
Sunday
Areas of frost before 10am. Otherwise, partly sunny, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 46.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 48.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Mostly cloudy, with a high near 47.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39.
New Year's Day
Rain likely. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Kelso WA
 46.1°N 122.93°W (Elev. 144 ft)
Last Update:
9:41 pm PST Dec 25, 2025
Forecast Valid:
9pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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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