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

53°F

12°C

Humidity 80%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 28 Feb 10:01 PM PST
Extended Forecast for

Lakeport CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. Calm wind becoming west northwest around 5 mph after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 4pm. Mostly cloudy, with a high near 61. West southwest wind 6 to 10 mph.

    High: 61 °F

    Cloudy then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 43. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers, mainly before 10am. Mostly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 10am. Mostly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. Calm wind becoming west northwest around 5 mph after midnight.
Sunday
A 30 percent chance of showers after 4pm. Mostly cloudy, with a high near 61. West southwest wind 6 to 10 mph.
Sunday Night
Showers likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 43. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of showers, mainly before 10am. Mostly sunny, with a high near 62. Calm wind.
Monday Night
Partly cloudy, with a low around 42. Calm wind.
Tuesday
Mostly sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 42.
Wednesday
A chance of showers, mainly before 10am. Mostly sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 71.
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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:
1:10 pm PST Feb 28, 2026
Forecast Valid:
10pm PST Feb 28, 2026-6pm PST Mar 7, 2026
 
Forecast Discussion
 
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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