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

39°F

4°C

Humidity 100%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 16 Feb 02:01 AM PST
Extended Forecast for

5 Miles W Lakeport CA

Winter Weather Advisory February 16, 10:00pm until February 18, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a low around 42. Southeast wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain

  • Washington's Birthday

    Washington's Birthday: Rain, mainly before 4pm. High near 46. Breezy, with an east northeast wind 8 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain and snow, becoming all snow after 4am. Low around 35. Windy, with a west southwest wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Chance
    Rain/Snow and
    Windy then
    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: Snow before 7am, then rain and snow showers. Some thunder is also possible. High near 37. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow, mainly before 10pm. Low around 31. Breezy, with a west wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow before 1pm, then rain and snow. High near 40. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow. Low around 35. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow. Mostly cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a low around 42. Southeast wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Washington's Birthday
Rain, mainly before 4pm. High near 46. Breezy, with an east northeast wind 8 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain and snow, becoming all snow after 4am. Low around 35. Windy, with a west southwest wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday
Snow before 7am, then rain and snow showers. Some thunder is also possible. High near 37. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Tuesday Night
Snow, mainly before 10pm. Low around 31. Breezy, with a west wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday
Snow before 1pm, then rain and snow. High near 40. West wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow. Low around 35. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Rain and snow. Mostly cloudy, with a high near 41.
Thursday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 34.
Friday
A chance of snow before 1pm, then a chance of rain. Partly sunny, with a high near 43.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 40.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 47.
Saturday Night
Rain likely. Mostly cloudy, with a low around 45.
Sunday
Rain. Cloudy, with a high near 51. Breezy.
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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:
1:10 am PST Feb 16, 2026
Forecast Valid:
2am PST Feb 16, 2026-6pm PST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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