Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

65°F

18°C

Humidity 15%
Wind Speed WNW 6 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 12 Mar 05:40 PM PDT
Extended Forecast for

6 Miles NE San Ramon CA

  • Tonight

    Tonight: Partly cloudy, with a low around 51. West wind around 9 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75. West wind 6 to 9 mph.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. West southwest wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 75. West southwest wind 8 to 11 mph becoming northwest in the afternoon.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. West wind around 11 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. West wind around 9 mph.
Friday
Mostly sunny, with a high near 75. West wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 50. West southwest wind 11 to 13 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 75. West southwest wind 8 to 11 mph becoming northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. West wind around 11 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Sunny, with a high near 82.
Monday Night
Clear, with a low around 60.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 60.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 60.
Thursday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE San Ramon CA
 37.83°N 121.88°W (Elev. 1913 ft)
1:25 pm PDT Mar 12, 2026
7pm PDT Mar 12, 2026-6pm PDT Mar 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database