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

LYONS VALLEY (COWC1)

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

NA

54°F

12°C

Humidity 30%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 07 Feb 08:01 PM PST
Extended Forecast for

5 Miles SW Lakeport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Northwest wind around 6 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers after 10am. Increasing clouds, with a high near 55. West wind 3 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 44. Northwest wind around 11 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 57. Calm wind becoming west around 5 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of showers after 10pm. Mostly cloudy, with a low around 46. North wind around 6 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 48. Northeast wind 6 to 8 mph becoming southwest in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm. Partly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Northwest wind around 6 mph.
Sunday
A 50 percent chance of showers after 10am. Increasing clouds, with a high near 55. West wind 3 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 40 percent chance of showers before 10pm. Mostly cloudy, with a low around 44. Northwest wind around 11 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly cloudy, with a high near 57. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers after 10pm. Mostly cloudy, with a low around 46. North wind around 6 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 48. Northeast wind 6 to 8 mph becoming southwest in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers. Partly sunny, with a high near 49.
Wednesday Night
A chance of showers before 10pm. Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Friday
A chance of showers. Partly sunny, with a high near 51.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41.
Saturday
Showers. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Lakeport CA
 38.99°N 122.99°W (Elev. 2595 ft)
Last Update:
1:57 pm PST Feb 7, 2026
Forecast Valid:
8pm PST Feb 7, 2026-6pm PST Feb 14, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation