Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

50°F

10°C

Humidity 97%
Wind Speed SSE 9 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 16 Nov 11:00 PM PST
Extended Forecast for

14 Miles NE Mount Hamilton CA

  • Tonight

    Tonight: Showers.  Low around 40. South wind around 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Showers

  • Monday

    Monday: Showers likely, mainly between 8am and 11am.  Partly sunny, with a steady temperature around 43. West wind 9 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 10pm.  Mostly cloudy, with a low around 35. South southwest wind around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. North northwest wind 6 to 8 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Light south southwest wind.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 10pm.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly between 10am and 4pm.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 10pm.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers. Low around 40. South wind around 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Showers likely, mainly between 8am and 11am. Partly sunny, with a steady temperature around 43. West wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 30 percent chance of showers before 10pm. Mostly cloudy, with a low around 35. South southwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 48. North northwest wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 35. Light south southwest wind.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
A 30 percent chance of showers after 10pm. Mostly cloudy, with a low around 39.
Thursday
Showers likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 48.
Thursday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
1:20 pm PST Nov 16, 2025
11pm PST Nov 16, 2025-6pm PST Nov 23, 2025
 
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Additional Resources

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