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

56°F

13°C

Humidity 67%
Wind Speed WNW 10 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 26 Feb 08:01 PM PST
Extended Forecast for

5 Miles SW Lakeport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm after midnight.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 10am. Partly sunny, with a high near 65. North northeast wind around 7 mph becoming south in the morning.

    High: 65 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 10pm. Mostly cloudy, with a low around 51. West northwest wind around 6 mph.

    Low: 51 °F

    Chance
    Showers then
    Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 10am. Partly sunny, with a high near 56. West wind 6 to 8 mph.

    High: 56 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers. Partly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Calm wind becoming west northwest around 5 mph after midnight.
Friday
Mostly sunny, with a high near 68. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm after midnight.
Saturday
A 30 percent chance of showers, mainly after 10am. Partly sunny, with a high near 65. North northeast wind around 7 mph becoming south in the morning.
Saturday Night
A 30 percent chance of showers before 10pm. Mostly cloudy, with a low around 51. West northwest wind around 6 mph.
Sunday
A 20 percent chance of showers after 10am. Partly sunny, with a high near 56. West wind 6 to 8 mph.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Monday
A slight chance of showers. Partly sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 45.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 54.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 59.
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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:
3:03 pm PST Feb 26, 2026
Forecast Valid:
8pm PST Feb 26, 2026-6pm PST Mar 5, 2026
 
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