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

44°F

7°C

Humidity 100%
Wind Speed SE 14 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 20 Apr 11:01 AM PDT
Extended Forecast for

5 Miles W Lakeport CA

  • This Afternoon

    This Afternoon: Rain. High near 49. South southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Tonight

    Tonight: Showers. Low around 44. South southwest wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 8am. High near 49. Southeast wind 5 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 49 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly before 11pm. Low around 43. Southwest wind 9 to 14 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly sunny, with a high near 54. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 54 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. North northwest wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Rain. High near 49. South southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers. Low around 44. South southwest wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 8am. High near 49. Southeast wind 5 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, mainly before 11pm. Low around 43. Southwest wind 9 to 14 mph becoming light and variable after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 54. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 43. North northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Lakeport CA
 39.03°N 123.03°W (Elev. 2398 ft)
Last Update:
9:25 am PDT Apr 20, 2026
Forecast Valid:
12pm PDT Apr 20, 2026-6pm PDT Apr 26, 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