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 >

Hazardous Weather Conditions

Current conditions at

Fortuna Rohnerville Airport (KFOT)

Lat: 40.55296°NLon: 124.13338°WElev: 377.0ft.

Clear

46°F

8°C

Humidity 100%
Wind Speed SE 5 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 24 Dec 09:35 AM PST
Extended Forecast for

4 Miles ENE Capetown CA

Flood Watch December 24, 09:58am until December 26, 10:00pm
High Wind Watch December 25, 12:00am until December 25, 07:00pm
Click here for hazard details and duration
Flood Watch
High Wind Watch
  •  
    Flood Watch December 24, 09:58am until December 26, 10:00pm

    NOW until 10:00pm Fri

    Flood Watch

  • Today

    High: 53 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain, with thunderstorms also possible after 1am. Steady temperature around 50. Very windy, with a south southeast wind 21 to 26 mph increasing to 34 to 39 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 50 °F

    Rain and Very
    Windy

  • Christmas Day

    Christmas Day: Rain and possibly a thunderstorm. High near 50. Strong and damaging winds, with a south wind 40 to 45 mph decreasing to 33 to 38 mph in the afternoon. Winds could gust as high as 90 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 50 °F

    Rain and
    Damaging
    Winds

  • Thursday Night

    Thursday Night: Rain. Low around 46. Very windy, with a south wind around 34 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 46 °F

    Rain and Very
    Windy

  • Friday

    Friday: Rain. High near 49. Very windy, with a south southeast wind 29 to 34 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 49 °F

    Rain and Very
    Windy

  • Friday Night

    Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 41. Breezy, with a north wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Breezy.
    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Today
Rain, mainly after 4pm. High near 53. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, with thunderstorms also possible after 1am. Steady temperature around 50. Very windy, with a south southeast wind 21 to 26 mph increasing to 34 to 39 mph after midnight. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Christmas Day
Rain and possibly a thunderstorm. High near 50. Strong and damaging winds, with a south wind 40 to 45 mph decreasing to 33 to 38 mph in the afternoon. Winds could gust as high as 90 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 46. Very windy, with a south wind around 34 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 49. Very windy, with a south southeast wind 29 to 34 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 41. Breezy, with a north wind 18 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Capetown CA
 40.49°N 124.29°W (Elev. 2051 ft)
Last Update:
1:10 am PST Dec 24, 2025
Forecast Valid:
9am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation