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

57°F

14°C

Humidity 71%
Wind Speed NW 11 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 26 Feb 11:01 PM PST
Extended Forecast for

9 Miles N Lakeport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. West northwest wind 3 to 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 10 percent chance of showers after 4am. Mostly cloudy, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 72. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 50 percent chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 40. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. West northwest wind 3 to 6 mph.
Friday
Partly sunny, with a high near 75. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
A 10 percent chance of showers after 4am. Mostly cloudy, with a low around 50. Light and variable wind.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 72. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 44. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers, mainly after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 50 percent chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 40. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of showers. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.
Monday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 39.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 67.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Partly sunny, with a high near 63.
Wednesday Night
A slight chance of rain. Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Lakeport CA
 39.18°N 122.96°W (Elev. 1391 ft)
Last Update:
11:12 pm PST Feb 26, 2026
Forecast Valid:
11pm PST Feb 26, 2026-6pm PST Mar 5, 2026
 
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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