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

Astoria, Astoria Regional Airport (KAST)

Lat: 46.15694°NLon: 123.8825°WElev: 10.0ft.

Clear

39°F

4°C

Humidity 93%
Wind Speed E 3 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 25 Dec 09:55 PM PST
Extended Forecast for

Astoria OR

  • Tonight

    Tonight: Showers likely, mainly after 1am. Mostly cloudy, with a low around 40. South southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Rain. High near 47. West wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm before 10pm, then rain likely. Low around 40. West northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers then
    Rain Likely

  • Saturday

    Saturday: A chance of rain before 10am, then a slight chance of showers after 10am. Mostly cloudy, with a high near 46. West northwest wind 7 to 9 mph. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly after 1am. Mostly cloudy, with a low around 40. South southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 47. West wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain and possibly a thunderstorm before 10pm, then rain likely. Low around 40. West northwest wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of rain before 10am, then a slight chance of showers after 10am. Mostly cloudy, with a high near 46. West northwest wind 7 to 9 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 37. Calm wind.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 42.
New Year's Day
Rain. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Astoria OR
 46.18°N 123.81°W (Elev. 233 ft)
Last Update:
9:45 pm PST Dec 25, 2025
Forecast Valid:
10pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation