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

Ukiah Municipal Airport (KUKI)

Lat: 39.12783°NLon: 123.20011°WElev: 597.0ft.

Rain

54°F

12°C

Humidity 87%
Wind Speed SSE 13 MPH
Barometer 29.5 in (998.99 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 24 Dec 11:20 PM PST
Extended Forecast for

Ukiah CA

Flood Watch December 24, 11:40pm until December 26, 10:00pm
Wind Advisory December 24, 11:40pm until December 25, 10:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch December 24, 11:40pm until December 26, 10:00pm
    Wind Advisory December 24, 11:40pm until December 25, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 44 °F

    Showers and
    Windy

  • Christmas Day

    Christmas Day: Rain and possibly a thunderstorm before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 53. Breezy, with a south wind 18 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Rain. Low around 43. Breezy, with a south wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain and
    Breezy

  • Friday

    Friday: Rain and possibly a thunderstorm. High near 54. South wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. East wind 6 to 11 mph becoming north northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Slight Chance
    Rain then
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 1am, then rain between 1am and 4am, then showers and possibly a thunderstorm after 4am. Low around 44. Windy, with a south southeast wind 24 to 26 mph, with gusts as high as 50 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 before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 53. Breezy, with a south wind 18 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 43. Breezy, with a south wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain and possibly a thunderstorm. High near 54. South wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. East wind 6 to 11 mph becoming north northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 55. Calm wind.
Saturday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ukiah CA
 39.16°N 123.21°W (Elev. 663 ft)
Last Update:
1:28 pm PST Dec 24, 2025
Forecast Valid:
11pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation