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

33°F

1°C

Humidity 100%
Wind Speed WSW 31 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 17 Feb 12:01 PM PST
Extended Forecast for

Lakeport CA

Winter Storm Warning February 17, 12:57pm until February 18, 04:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 17, 12:57pm until February 18, 04:00pm

    NOW until 4:00pm Wed

    Winter Storm Warning

  • This Afternoon

    High: 42 °F

    Showers

  • Tonight

    Tonight: Rain likely, possibly mixed with snow showers before 7pm, then scattered snow showers. Mostly cloudy, with a low around 29. West wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Scattered
    Snow Showers

  • Wednesday

    Wednesday: Scattered snow showers before 10am, then rain showers likely. Mostly cloudy, with a high near 44. West southwest wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Scattered
    Rain/Snow
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 35. South wind around 6 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before 10am. High near 41. West northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm. Partly cloudy, with a low around 23. Northwest wind 5 to 9 mph. Chance of precipitation is 30%.

    Low: 23 °F

    Chance
    Rain/Snow
    then Mostly
    Clear

  • Friday

    Friday: A 20 percent chance of rain after 10am. Mostly sunny, with a high near 46.

    High: 46 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 42. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain likely, possibly mixed with snow showers before 7pm, then scattered snow showers. Mostly cloudy, with a low around 29. West wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Scattered snow showers before 10am, then rain showers likely. Mostly cloudy, with a high near 44. West southwest wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain. Low around 35. South wind around 6 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain, mainly before 10am. High near 41. West northwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain and snow before 10pm. Partly cloudy, with a low around 23. Northwest wind 5 to 9 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 46.
Friday Night
A chance of rain before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 29.
Saturday
A chance of rain and snow before 7am, then rain likely. Mostly cloudy, with a high near 46.
Saturday Night
Rain. Cloudy, with a low around 43.
Sunday
Rain. Cloudy, with a high near 51.
Sunday Night
Rain. Cloudy, with a low around 41.
Monday
Rain. Cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lakeport CA
 39.05°N 122.92°W (Elev. 1388 ft)
Last Update:
11:35 am PST Feb 17, 2026
Forecast Valid:
12pm PST Feb 17, 2026-6pm PST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation