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 SSE Hopland CA

Cold Weather Advisory February 18, 08:26am until February 18, 09:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 18, 08:26am until February 18, 09:00am

    NOW until 9:00am Wed

    Cold Weather Advisory

  • Today

    High: 45 °F

    Rain/Snow
    Likely then
    Chance
    Showers

  • Tonight

    Tonight: Showers, mainly after 10pm. Low around 36. South wind 3 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 10am. High near 43. Northwest wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 10pm. Mostly clear, with a low around 27. Northwest wind 5 to 8 mph.

    Low: 27 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers after 10am. Mostly sunny, with a high near 48. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 48 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 34. East southeast wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 48. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers. Cloudy, with a low around 45.

    Low: 45 °F

    Showers

Detailed Forecast

Today
Rain and snow showers likely before 10am, then a chance of rain showers. Mostly cloudy, with a high near 45. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tonight
Showers, mainly after 10pm. Low around 36. South wind 3 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers, mainly before 10am. High near 43. Northwest wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 30 percent chance of showers before 10pm. Mostly clear, with a low around 27. Northwest wind 5 to 8 mph.
Friday
A 20 percent chance of showers after 10am. Mostly sunny, with a high near 48. Light and variable wind becoming south around 6 mph in the afternoon.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 34. East southeast wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 48. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers. Cloudy, with a low around 45.
Sunday
Showers. Cloudy, with a high near 53.
Sunday Night
Showers. Cloudy, with a low around 46.
Monday
Showers. Cloudy, with a high near 55.
Monday Night
Showers. Cloudy, with a low around 43.
Tuesday
Showers. Cloudy, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Hopland CA
 38.91°N 123.09°W (Elev. 968 ft)
Last Update:
1:10 am PST Feb 18, 2026
Forecast Valid:
8am PST Feb 18, 2026-6pm PST Feb 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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