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

74°F

23°C

Humidity 20%
Wind Speed WNW 11 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 28 Mar 04:01 PM PDT
Extended Forecast for

10 Miles NNW Lakeport CA

  • Tonight

    Tonight: Mostly clear, with a low around 46. West northwest wind 3 to 8 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. West northwest wind 5 to 11 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 48. West northwest wind 5 to 10 mph becoming light north northwest after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 71. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 71 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. West wind 5 to 9 mph becoming calm in the evening.

    Low: 43 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain. Partly sunny, with a high near 67. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 67 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 46. West northwest wind 3 to 8 mph.
Sunday
Mostly sunny, with a high near 79. West northwest wind 5 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 48. West northwest wind 5 to 10 mph becoming light north northwest after midnight.
Monday
Mostly cloudy, with a high near 71. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 43. West wind 5 to 9 mph becoming calm in the evening.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 67. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Partly sunny, with a high near 59.
Wednesday Night
Rain. Mostly cloudy, with a low around 35.
Thursday
A chance of rain. Partly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 40.
Saturday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Lakeport CA
 39.17°N 122.98°W (Elev. 1998 ft)
Last Update:
2:10 pm PDT Mar 28, 2026
Forecast Valid:
4pm PDT Mar 28, 2026-6pm PDT Apr 4, 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