Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927° N Lon: 121.29538° W Elev: 1861.0 ft.

NA

67°F

19°C

Humidity 27%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 05 Nov 03:00 PM PST
Detailed forecast for

Eastern Diablo Range Above 1000 ft

Today
Sunny. Highs 61 to 71. Northwest winds up to 15 mph with gusts to around 30 mph.
Tonight
Mostly clear. Lows 45 to 54. Northwest winds up to 10 mph with gusts to around 20 mph.
Friday
Mostly sunny. Highs 63 to 73. North winds up to 10 mph with gusts to around 20 mph.
Friday Night
Clear. Lows 46 to 55. Light winds.
Saturday
Sunny. Highs 66 to 76. Light winds becoming east around 10 mph in the afternoon.
Saturday Night
Clear. Lows 46 to 56.
Sunday
Mostly sunny. Highs 65 to 75.
Sunday Night Through Monday Night
Mostly clear. Lows 46 to 56. Highs 64 to 74.
Tuesday
Sunny. Highs 64 to 72.
Tuesday Night And Veterans Day
Mostly clear. Lows 47 to 56. Highs 65 to 73.



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101 PM PST Thu Nov 5 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database