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 73%
Wind Speed WSW 7 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 25 Feb 02:01 PM PST
Extended Forecast for

5 Miles SW Lakeport CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. West southwest wind around 6 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. Light west northwest wind.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 67. North wind around 6 mph becoming light and variable.

    High: 67 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 55. Light northeast wind.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 61. North northeast wind 5 to 7 mph becoming southwest in the morning.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 10am. Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. West southwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 63. Calm wind becoming west southwest around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 52. Light west northwest wind.
Friday
Partly sunny, with a high near 67. North wind around 6 mph becoming light and variable.
Friday Night
Mostly cloudy, with a low around 55. Light northeast wind.
Saturday
A 30 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 61. North northeast wind 5 to 7 mph becoming southwest in the morning.
Saturday Night
A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 48.
Sunday
A chance of showers after 10am. Mostly cloudy, with a high near 56.
Sunday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 46.
Monday
A slight chance of showers. Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Lakeport CA
 38.99°N 122.99°W (Elev. 2595 ft)
Last Update:
1:10 pm PST Feb 25, 2026
Forecast Valid:
3pm PST Feb 25, 2026-6pm PST Mar 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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