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

26°F

-3°C

Humidity 97%
Wind Speed W 8 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill18°F (-8°C)
Last update 17 Feb 10:01 PM PST
Extended Forecast for

5 Miles NE Hopland CA

Cold Weather Advisory until February 18, 07:00am
Winter Storm Warning February 17, 10:21pm until February 19, 06:00am
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning
  •  
    Cold Weather Advisory until February 18, 07:00am
    Winter Storm Warning February 17, 10:21pm until February 19, 06:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 31 °F

    Scattered
    Snow Showers

  • Wednesday

    Wednesday: Snow showers likely, mainly after 4pm. Mostly cloudy, with a high near 40. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow before 1am, then rain and snow. Low around 34. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Snow then
    Rain/Snow

  • Thursday

    Thursday: Snow, mainly before 10am. High near 38. Breezy, with a west northwest wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Breezy. Snow
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before 10pm. Partly cloudy, with a low around 30. Blustery, with a northwest wind 10 to 16 mph, with gusts as high as 29 mph.

    Low: 30 °F

    Chance Snow
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: A 20 percent chance of snow after 10am. Mostly sunny, with a high near 42. North wind around 8 mph becoming south southwest in the afternoon.

    High: 42 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A chance of rain and snow. Mostly cloudy, with a low around 36. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Rain and snow likely, becoming all rain after 1pm. Mostly cloudy, with a high near 45.

    High: 45 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Scattered snow showers. Mostly cloudy, with a low around 31. West wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Wednesday
Snow showers likely, mainly after 4pm. Mostly cloudy, with a high near 40. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow before 1am, then rain and snow. Low around 34. South wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Snow, mainly before 10am. High near 38. Breezy, with a west northwest wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow before 10pm. Partly cloudy, with a low around 30. Blustery, with a northwest wind 10 to 16 mph, with gusts as high as 29 mph.
Friday
A 20 percent chance of snow after 10am. Mostly sunny, with a high near 42. North wind around 8 mph becoming south southwest in the afternoon.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 36. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and snow likely, becoming all rain after 1pm. Mostly cloudy, with a high near 45.
Saturday Night
Rain. Cloudy, with a low around 41. Breezy.
Sunday
Rain. Cloudy, with a high near 51. Breezy.
Sunday Night
Rain. Cloudy, with a low around 48. Breezy.
Monday
Rain. Cloudy, with a high near 50.
Monday Night
Rain. Cloudy, with a low around 47.
Tuesday
Rain. Cloudy, with a high near 49.
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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 17, 2026
Forecast Valid:
10pm PST Feb 17, 2026-6pm PST Feb 24, 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