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

5 Miles W Lakeport CA

Flood Watch February 24, 04:00am until February 24, 10:00pm
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A chance of showers between 1pm and 4pm, then rain likely after 4pm. Mostly cloudy, with a high near 56. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain Likely

  • Tonight

    Tonight: Rain. The rain could be heavy at times. Low around 54. Breezy, with a south wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Heavy Rain
    and Breezy

  • Tuesday

    Tuesday: Rain. The rain could be heavy at times. High near 63. Breezy, with a south wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 63 °F

    Heavy Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Showers, mainly before 10pm. Low around 47. West wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 58. West wind 7 to 9 mph.

    High: 58 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47. Northwest wind 6 to 8 mph becoming northeast after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of showers between 1pm and 4pm, then rain likely after 4pm. Mostly cloudy, with a high near 56. South wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. The rain could be heavy at times. Low around 54. Breezy, with a south wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain. The rain could be heavy at times. High near 63. Breezy, with a south wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Showers, mainly before 10pm. Low around 47. West wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Partly sunny, with a high near 58. West wind 7 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 47. Northwest wind 6 to 8 mph becoming northeast after midnight.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 64.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Saturday
A chance of rain. Mostly cloudy, with a high near 61.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 50.
Sunday
A chance of rain. Partly sunny, with a high near 58.
Basemap Options
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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:
12:16 pm PST Feb 23, 2026
Forecast Valid:
12pm PST Feb 23, 2026-6pm PST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation