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

44°F

7°C

Humidity 100%
Wind Speed W 9 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 15 Apr 09:01 PM PDT
Extended Forecast for

10 Miles NNW Lakeport CA

Freeze Warning April 16, 12:00am until April 16, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind 9 to 11 mph.

    Low: 31 °F

    Mostly Cloudy
    then Frost

  • Thursday

    Thursday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64. North northwest wind 3 to 7 mph.

    High: 64 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 35. North northwest wind 6 to 8 mph becoming northeast after midnight.

    Low: 35 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming west around 6 mph in the afternoon.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. West wind 5 to 7 mph becoming calm in the evening.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Tonight
Widespread frost after 5am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind 9 to 11 mph.
Thursday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64. North northwest wind 3 to 7 mph.
Thursday Night
Clear, with a low around 35. North northwest wind 6 to 8 mph becoming northeast after midnight.
Friday
Sunny, with a high near 71. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 41. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 73. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 63.
Sunday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 42.
Monday
Rain likely. Mostly cloudy, with a high near 59.
Monday Night
A chance of rain. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 59.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Lakeport CA
 39.17°N 122.98°W (Elev. 1998 ft)
Last Update:
2:10 pm PDT Apr 15, 2026
Forecast Valid:
9pm PDT Apr 15, 2026-6pm PDT Apr 22, 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