Arctic Air for the Northeast and Mid-Atlantic; Increase Rainfall for Pacific Northwest

An arctic cold front will quickly track across the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

56°F

13°C

Humidity 26%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 06 Feb 07:20 AM PST
Extended Forecast for

2 Miles S Clayton CA

  • Today

    Today: Sunny, with a high near 69. Light and variable wind becoming west southwest around 6 mph in the afternoon.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Southwest wind around 7 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. West wind 3 to 6 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. West southwest wind around 8 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. West wind 6 to 8 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of rain after 10pm.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain, mainly after 10am.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 69. Light and variable wind becoming west southwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 49. Southwest wind around 7 mph.
Saturday
Mostly sunny, with a high near 67. West wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 48. West southwest wind around 8 mph.
Sunday
Partly sunny, with a high near 65. West wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 50.
Monday
Mostly cloudy, with a high near 62.
Monday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain, mainly after 10am. Partly sunny, with a high near 59.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Partly sunny, with a high near 59.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Clayton CA
 37.92°N 121.93°W (Elev. 600 ft)
12:39 am PST Feb 6, 2026
7am PST Feb 6, 2026-6pm PST Feb 12, 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