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

31°F

-1°C

Humidity 99%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 21 Feb 04:01 AM PST
Extended Forecast for

4 Miles N Hopland CA

Flood Watch until February 24, 10:00pm
Flood Watch February 24, 02:00pm until February 24, 10:00pm
Click here for hazard details and duration
Flood Watch
Flood Watch
  •  
    Flood Watch until February 24, 10:00pm

    NOW until 10:00pm Tue

    Flood Watch

  • Overnight

    Low: 49 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 57. South wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 57 °F

    Rain

  • Tuesday Night

    Tuesday Night: Showers, mainly before 10pm. Patchy fog between 10pm and 1am. Low around 47. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. West northwest wind 3 to 6 mph.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

Overnight
Rain. Low around 49. Southeast wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 57. South wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Showers, mainly before 10pm. Patchy fog between 10pm and 1am. Low around 47. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Partly sunny, with a high near 64. West northwest wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 69. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 71.
Friday Night
A slight chance of showers after 10pm. Mostly cloudy, with a low around 50.
Saturday
A chance of showers, mainly after 10am. Mostly cloudy, with a high near 67.
Saturday Night
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Sunday
A chance of showers. Partly sunny, with a high near 64.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Hopland CA
 39.02°N 123.12°W (Elev. 955 ft)
Last Update:
1:10 am PST Feb 24, 2026
Forecast Valid:
4am PST Feb 24, 2026-6pm PST Mar 2, 2026
 
Forecast Discussion
 
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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