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

40°F

4°C

Humidity 98%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 25 Dec 01:00 AM PST
Extended Forecast for

5 Miles WNW Kelso WA

  • Overnight

    Overnight: A 10 percent chance of rain after 4am.  Patchy fog.  Otherwise, cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Christmas Day

    Christmas Day: Rain, mainly between 7am and 11am.  High near 51. Light and variable wind becoming southeast around 6 mph in the morning.  Chance of precipitation is 80%.

    High: 51 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain between midnight and 4am, then showers likely after 4am.  Increasing clouds, with a low around 40. Southeast wind 3 to 5 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers.  Snow level 3400 feet lowering to 2200 feet in the afternoon . High near 45. South southeast wind 6 to 8 mph becoming west southwest in the afternoon.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before 4am.  Snow level 1300 feet. Low around 36. West southwest wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 10am.  Snow level 1200 feet. Mostly cloudy, with a high near 44.

    High: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Patchy fog before 1am, then patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 34.

    Low: 34 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 45.

    High: 45 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Patchy fog between 3am and 4am.  Otherwise, mostly cloudy, with a low around 33.

    Low: 33 °F

    Patchy Fog

Detailed Forecast

Overnight
A 10 percent chance of rain after 4am. Patchy fog. Otherwise, cloudy, with a low around 38. Calm wind.
Christmas Day
Rain, mainly between 7am and 11am. High near 51. Light and variable wind becoming southeast around 6 mph in the morning. Chance of precipitation is 80%.
Thursday Night
A chance of rain between midnight and 4am, then showers likely after 4am. Increasing clouds, with a low around 40. Southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Friday
Showers. Snow level 3400 feet lowering to 2200 feet in the afternoon . High near 45. South southeast wind 6 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers, mainly before 4am. Snow level 1300 feet. Low around 36. West southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of showers before 10am. Snow level 1200 feet. Mostly cloudy, with a high near 44.
Saturday Night
Patchy fog before 1am, then patchy fog after 2am. Otherwise, mostly cloudy, with a low around 34.
Sunday
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 45.
Sunday Night
Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 33.
Monday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 47.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Mostly cloudy, with a high near 47.
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 48.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Kelso WA
 46.15°N 122.98°W (Elev. 200 ft)
2:41 am PST Dec 25, 2025
2am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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Hourly Weather Forecast

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