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

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

Ukiah Municipal Airport (KUKI)

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

rain,mist

55°F

13°C

Humidity 93%
Wind Speed SSE 20 MPH
Barometer 29.4 in (995.6 mb)
Dewpoint 54°F (12°C)
Visibility 2.50 mi
Last update 24 Dec 01:00 AM PST
Extended Forecast for

Redwood Valley CA

Flood Watch December 24, 01:18am until December 26, 10:00pm
High Wind Watch December 25, 12:00am until December 25, 07:00pm
High Wind Warning December 24, 01:18am until December 24, 06:00am
Click here for hazard details and duration
Flood Watch
High Wind Watch
High Wind Warning
  •  
    Flood Watch December 24, 01:18am until December 26, 10:00pm
    High Wind Warning December 24, 01:18am until December 24, 06:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 46 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain, mainly before 10am. High near 56. Southeast wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, with thunderstorms also possible after 10pm. Low around 43. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 43 °F

    Rain and
    Breezy

  • Christmas Day

    Christmas Day: Rain, with thunderstorms also possible after 10am. High near 50. Breezy, with a south wind 14 to 16 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 50 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain. Low around 41. South wind 8 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain and possibly a thunderstorm before 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 51. South southeast wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 51 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers before 10am. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Showers then
    Mostly Sunny

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Low around 46. Windy, with a southeast wind around 31 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain, mainly before 10am. High near 56. Southeast wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain, with thunderstorms also possible after 10pm. Low around 43. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Christmas Day
Rain, with thunderstorms also possible after 10am. High near 50. Breezy, with a south wind 14 to 16 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain. Low around 41. South wind 8 to 13 mph, with gusts as high as 31 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 before 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 51. South southeast wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A slight chance of showers before 10am. Mostly sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Redwood Valley CA
 39.28°N 123.19°W (Elev. 869 ft)
Last Update:
1:10 am PST Dec 24, 2025
Forecast Valid:
1am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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