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

Hazardous Weather Conditions

Current conditions at

LYONS VALLEY (COWC1)

Lat: 39.12583°NLon: 123.07333°WElev: 3355.0ft.

NA

27°F

-3°C

Humidity 97%
Wind Speed WNW 14 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill16°F (-9°C)
Last update 20 Feb 03:01 AM PST
Extended Forecast for

Lakeport CA

Cold Weather Advisory until February 20, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until February 20, 09:00am

    NOW until 9:00am Fri

    Cold Weather Advisory

  • Overnight

    Low: 25 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 46. Calm wind becoming east 5 to 8 mph in the morning.

    High: 46 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 29. East southeast wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 49. East southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain. Low around 43. Breezy, with a southeast wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain. High near 52. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 4am. Low around 44. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Monday

    Monday: Rain likely, mainly after 10am. Mostly cloudy, with a high near 55.

    High: 55 °F

    Rain Likely

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 25. Light west northwest wind.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 46. Calm wind becoming east 5 to 8 mph in the morning.
Friday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 29. East southeast wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 49. East southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 43. Breezy, with a southeast wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 52. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before 4am. Low around 44. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 55.
Monday Night
Rain. Cloudy, with a low around 45.
Tuesday
Rain. Mostly cloudy, with a high near 56.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Mostly cloudy, with a high near 58.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Mostly cloudy, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lakeport CA
 39.05°N 122.92°W (Elev. 1388 ft)
Last Update:
1:10 am PST Feb 20, 2026
Forecast Valid:
3am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation