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

N/A

Humidity 99%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 21 Feb 04:01 AM PST
Extended Forecast for

4 Miles ENE Calpella CA

Flood Watch February 24, 10:22am until February 24, 10:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch February 24, 10:22am until February 24, 10:00pm

    NOW until 10:00pm Tue

    Flood Watch

  • Today

    High: 58 °F

    Rain

  • Tonight

    Tonight: Showers, mainly before 7pm. Patchy fog after 4am. Low around 50. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers then
    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Calm wind.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 10pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Rain. High near 58. South southwest wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers, mainly before 7pm. Patchy fog after 4am. Low around 50. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 46. Light and variable wind.
Thursday
Mostly sunny, with a high near 69. Calm wind.
Thursday Night
Mostly cloudy, with a low around 49. Calm wind.
Friday
Partly sunny, with a high near 71.
Friday Night
A slight chance of showers after 10pm. Mostly cloudy, with a low around 51.
Saturday
A chance of showers, mainly after 10am. Mostly cloudy, with a high near 67.
Saturday Night
A chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 48.
Sunday
A chance of showers. Patchy fog. Otherwise, partly sunny, with a high near 64.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 44.
Monday
A slight chance of showers. Mostly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Calpella CA
 39.24°N 123.12°W (Elev. 997 ft)
Last Update:
1:10 am PST Feb 24, 2026
Forecast Valid:
10am PST Feb 24, 2026-6pm PST Mar 2, 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