National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

NWS Sacramento Changes to Public and Fire Weather Zones Coming April 16, 2026

Read More >

Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

32°F

0°C

Humidity 87%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 03 Apr 04:26 AM PDT
Extended Forecast for

20 Miles N Clearlake CA

  • Today

    Today: Sunny, with a high near 63. Breezy, with a north wind 18 to 28 mph, with gusts as high as 36 mph.

    High: 63 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 50. North northwest wind 11 to 15 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Northeast wind 11 to 16 mph, with gusts as high as 22 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. East northeast wind 5 to 8 mph becoming calm.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Northwest wind 6 to 9 mph becoming south southeast in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain after 11am. Mostly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 63. Breezy, with a north wind 18 to 28 mph, with gusts as high as 36 mph.
Tonight
Mostly clear, with a low around 50. North northwest wind 11 to 15 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 68. Northeast wind 11 to 16 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 53. East northeast wind 5 to 8 mph becoming calm.
Sunday
Mostly sunny, with a high near 71. Northwest wind 6 to 9 mph becoming south southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 51.
Tuesday
A slight chance of rain after 11am. Mostly sunny, with a high near 67.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain and thunderstorms. Partly sunny, with a high near 60.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles N Clearlake CA
 39.24°N 122.56°W (Elev. 3199 ft)
Last Update:
2:01 am PDT Apr 3, 2026
Forecast Valid:
5am PDT Apr 3, 2026-6pm PDT Apr 9, 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