Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523° N Lon: 122.65831° W Elev: 1540.0 ft.

NA

88°F

31°C

Humidity 13%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Heat Index84°F (29°C)
Last update 14 Sep 03:26 PM PDT
Detailed forecast for

Glenn and Colusa County Coast Range Above 3000 ft

Tonight
Clear. Lows 53 to 63. Light winds.
Tuesday
Sunny. Highs 70 to 80. Light winds becoming south up to 10 mph with gusts to around 20 mph in the afternoon.
Tuesday Night
Clear. Lows 49 to 59. West winds up to 10 mph with gusts to around 20 mph.
Wednesday
Mostly sunny. A slight chance of rain in the afternoon. Highs 62 to 72. Light winds becoming southeast around 10 mph in the afternoon.
Wednesday Night
Mostly clear. A slight chance of rain in the evening. Lows 46 to 56. Light winds.
Thursday
Sunny. Highs 61 to 71.
Thursday Night
Clear. Lows 48 to 58.
Friday Through Sunday
Clear. Highs 71 to 81. Lows 52 to 62.
Sunday Night And Monday
Mostly clear. Lows 55 to 65. Highs 71 to 81.



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201 PM PDT Mon Sep 14 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database