Snow Expected from the Ohio Valley into the Mid-Atlantic; Rain and Thunderstorms in the Southeast

A frontal system is expected to bring wintry precipitation to the Central Appalachians and portions of the Mid-Atlantic into Wednesday, meanwhile, showers and thunderstorms are expected along the Gulf Coast and Southeast. A series of Clipper systems will bring periods of snow to the Northern Plains and Great Lakes over the next several days. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

63°F

17°C

Humidity 19%
Wind Speed NE 3 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 03 Feb 11:35 AM PST
Extended Forecast for

3 Miles ESE Danville CA

  • Today

    Today: Sunny, with a high near 68. Northeast wind around 6 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 42. Calm wind.

    Low: 42 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. Calm wind becoming north northeast around 6 mph in the morning.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog between 7am and 8am.  Otherwise, mostly sunny, with a high near 69. Calm wind becoming east northeast around 5 mph in the morning.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 68.

    High: 68 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Sunny, with a high near 68. Northeast wind around 6 mph.
Tonight
Clear, with a low around 42. Calm wind.
Wednesday
Sunny, with a high near 69. Calm wind becoming north northeast around 6 mph in the morning.
Wednesday Night
Mostly clear, with a low around 42. Calm wind.
Thursday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 69. Calm wind becoming east northeast around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 68.
Friday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 45.
Saturday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 68.
Saturday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 46.
Sunday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 65.
Sunday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Monday
A slight chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Danville CA
 37.8°N 121.96°W (Elev. 604 ft)
10:52 am PST Feb 3, 2026
11am PST Feb 3, 2026-6pm PST Feb 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