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

31°F

-1°C

Humidity 99%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 21 Feb 04:01 AM PST
Extended Forecast for

2 Miles SSE Lakeport CA

Flood Watch February 23, 10:00pm until February 25, 12:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Rain. Low around 40. South southeast wind around 9 mph. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: Rain, mainly before 1pm. High near 53. South wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly before 10pm. Cloudy, with a low around 44. Southeast wind 3 to 5 mph.

    Low: 44 °F

    Chance Rain

  • Monday

    Monday: A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 61. South southeast wind 5 to 8 mph.

    High: 61 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain, mainly after 10pm. Low around 47. South southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 56. South wind 6 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 56 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 45. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain then
    Rain Likely

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Overnight
Rain. Low around 40. South southeast wind around 9 mph. Chance of precipitation is 80%.
Sunday
Rain, mainly before 1pm. High near 53. South wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 30 percent chance of rain, mainly before 10pm. Cloudy, with a low around 44. Southeast wind 3 to 5 mph.
Monday
A 30 percent chance of rain after 4pm. Mostly cloudy, with a high near 61. South southeast wind 5 to 8 mph.
Monday Night
Rain, mainly after 10pm. Low around 47. South southeast wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 56. South wind 6 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain. Low around 45. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain. Mostly cloudy, with a high near 62.
Wednesday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 45.
Thursday
A slight chance of rain. Partly sunny, with a high near 66.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 69.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Saturday
A slight chance of rain. Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Lakeport CA
 39.01°N 122.91°W (Elev. 1391 ft)
Last Update:
1:10 am PST Feb 22, 2026
Forecast Valid:
5am PST Feb 22, 2026-6pm PST Feb 28, 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