Winter Weather in the Eastern U.S.; Fire Weather in the Southern High Plains

A wintry mix may impact travel across portions of the Ohio Valley, central Appalachians, Mid-Atlantic, and Northeast U.S. today through Tuesday. Gusty winds and low relative humidity will bring elevated to critical fire weather to northeastern New Mexico and southeastern Colorado today and Tuesday. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

47°F

8°C

Humidity 95%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 02 Mar 02:55 PM PST
Extended Forecast for

6 Miles NE San Ramon CA

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West northwest wind around 9 mph.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 61. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 61 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 46. Southwest wind around 14 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 59. West wind 16 to 21 mph, with gusts as high as 33 mph.

    High: 59 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41. West northwest wind 15 to 20 mph, with gusts as high as 32 mph.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 64. Breezy.

    High: 64 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. West northwest wind around 9 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 61. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Increasing clouds, with a low around 46. Southwest wind around 14 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 59. West wind 16 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Clear, with a low around 41. West northwest wind 15 to 20 mph, with gusts as high as 32 mph.
Thursday
Sunny, with a high near 60.
Thursday Night
Clear, with a low around 45.
Friday
Sunny, with a high near 64. Breezy.
Friday Night
Clear, with a low around 47.
Saturday
Sunny, with a high near 68.
Saturday Night
Clear, with a low around 49.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE San Ramon CA
 37.83°N 121.88°W (Elev. 1913 ft)
12:26 pm PST Mar 2, 2026
3pm PST Mar 2, 2026-6pm PDT Mar 9, 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