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 26%
Wind Speed ENE 11 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 04 Apr 06:01 AM PDT
Extended Forecast for

Lakeport CA

  • Today

    Today: Mostly sunny, with a high near 77. Light and variable wind becoming east southeast around 6 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 78. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 78 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. West wind 5 to 9 mph becoming light northwest after midnight.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 11pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 66.

    High: 66 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 77. Light and variable wind becoming east southeast around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 48. Calm wind.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 78. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 46. Southwest wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 76. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 43. West wind 5 to 9 mph becoming light northwest after midnight.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 47.
Wednesday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 66.
Wednesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 44.
Thursday
A slight chance of rain. Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lakeport CA
 39.05°N 122.92°W (Elev. 1388 ft)
Last Update:
2:10 am PDT Apr 4, 2026
Forecast Valid:
6am PDT Apr 4, 2026-6pm PDT Apr 10, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation