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

58°F

14°C

Humidity 22%
Wind Speed WNW 11 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 07 Apr 09:01 PM PDT
Extended Forecast for

Lakeport CA

  • Tonight

    Tonight: Mostly clear, with a low around 46. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers after 11am. Sunny, with a high near 75. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 75 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. West wind 6 to 11 mph becoming light west northwest in the evening.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 67. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45. Southwest wind 8 to 13 mph becoming light west southwest in the evening. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 46. West northwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers after 11am. Sunny, with a high near 75. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 46. West wind 6 to 11 mph becoming light west northwest in the evening.
Thursday
A 40 percent chance of showers and thunderstorms after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 67. Light and variable wind becoming southwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 45. Southwest wind 8 to 13 mph becoming light west southwest in the evening. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 64. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 43. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain. Partly sunny, with a high near 57.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Partly sunny, with a high near 56.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 35.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 69.
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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:
4:54 pm PDT Apr 7, 2026
Forecast Valid:
10pm PDT Apr 7, 2026-6pm PDT Apr 14, 2026
 
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Additional Resources

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Chance of Precipitation