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

32°F

0°C

Humidity 99%
Wind Speed W 10 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 19 Feb 03:01 PM PST
Extended Forecast for

5 Miles NE Hopland CA

Cold Weather Advisory February 20, 12:00am until February 20, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 30. Blustery, with a north northwest wind 10 to 18 mph, with gusts as high as 31 mph.

    Low: 30 °F

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43. Light and variable wind becoming south 5 to 8 mph in the morning.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow after 10pm. Mostly cloudy, with a low around 36. Southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 36 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 46. Breezy, with a southeast wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain Likely
    and Breezy

  • Saturday Night

    Saturday Night: Rain. Low around 41. Windy, with a southeast wind 24 to 28 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain and
    Windy

  • Sunday

    Sunday: Rain. High near 53. Windy, with a south southeast wind 21 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain and
    Windy

  • Sunday Night

    Sunday Night: Rain. Low around 51. Breezy. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Rain and
    Breezy

  • Monday

    Monday: Rain. Cloudy, with a high near 54. Breezy.

    High: 54 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Cloudy, with a low around 50.

    Low: 50 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 30. Blustery, with a north northwest wind 10 to 18 mph, with gusts as high as 31 mph.
Friday
Partly sunny, with a high near 43. Light and variable wind becoming south 5 to 8 mph in the morning.
Friday Night
A chance of rain and snow after 10pm. Mostly cloudy, with a low around 36. Southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 46. Breezy, with a southeast wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 41. Windy, with a southeast wind 24 to 28 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 53. Windy, with a south southeast wind 21 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain. Low around 51. Breezy. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. Cloudy, with a high near 54. Breezy.
Monday Night
Rain. Cloudy, with a low around 50.
Tuesday
Rain. Cloudy, with a high near 53.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 47.
Wednesday
Rain likely. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Thursday
A chance of rain. Partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Hopland CA
 39.01°N 123.03°W (Elev. 2598 ft)
Last Update:
1:10 pm PST Feb 19, 2026
Forecast Valid:
4pm PST Feb 19, 2026-6pm PST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation