Heavy Precipitation in the West; Wintry Mix in the North; Fire Weather in the High Plains

Pacific moisture will continue to bring locally heavy coastal/lower elevation rain and heavy mountain snow to the West Coast and portions of the Intermountain West through Monday. A wintry mix will create hazardous travel across the northern Plains and Upper Midwest into early Monday. Dry, gusty winds are resulting in elevated to critical fire weather in the south/central High Plains. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

45°F

7°C

Humidity 99%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 05 Jan 12:00 AM PST
Extended Forecast for

14 Miles NE Mount Hamilton CA

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am.  Mostly cloudy, with a low around 38. South southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 1pm.  Mostly cloudy, with a high near 49. South wind 11 to 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 38. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 54. South wind around 6 mph becoming north northeast in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. West wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 38. South southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Monday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 49. South wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 38. South southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Mostly sunny, with a high near 54. South wind around 6 mph becoming north northeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 37. West wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
11:51 pm PST Jan 4, 2026
1am PST Jan 5, 2026-6pm PST Jan 11, 2026
 
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