National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

LYONS VALLEY (COWC1)

Lat: 39.12583°NLon: 123.07333°WElev: 3355.0ft.

NA

N/A

Humidity 99%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 21 Feb 04:01 AM PST
Extended Forecast for

9 Miles N Lakeport CA

Flood Advisory February 25, 12:55am until February 25, 01:00am
Click here for hazard details and duration
...
  •  
    Flood Advisory February 25, 12:55am until February 25, 01:00am

    NOW until 1:00am Wed

    Flood Advisory

  • Overnight

    Low: 55 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66. Calm wind becoming west northwest around 6 mph in the morning.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 40. Light north northwest wind.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. Light north wind.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Isolated showers and thunderstorms after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47. Chance of precipitation is 10%.

    Low: 47 °F

    Mostly Cloudy
    then Isolated
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Isolated showers and thunderstorms, then a chance of rain after 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers and
    Patchy Fog

Detailed Forecast

Overnight
Scattered showers. Mostly cloudy, with a steady temperature around 55. Calm wind. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 66. Calm wind becoming west northwest around 6 mph in the morning.
Wednesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 40. Light north northwest wind.
Thursday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 71. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 44. Light north wind.
Friday
Mostly sunny, with a high near 74. Light and variable wind.
Friday Night
Isolated showers and thunderstorms after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47. Chance of precipitation is 10%.
Saturday
Isolated showers and thunderstorms, then a chance of rain after 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 67.
Saturday Night
A chance of rain, mainly before 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42.
Sunday
A chance of rain, mainly after 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.
Sunday Night
A chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 39.
Monday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Lakeport CA
 39.18°N 122.96°W (Elev. 1391 ft)
Last Update:
11:13 pm PST Feb 24, 2026
Forecast Valid:
12am PST Feb 25, 2026-6pm PST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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