National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Cold Temperatures Continue in the Southeast; Snow in the Central Appalachians and Ohio Valley; Rain and Thunderstorms in the Southeast

Cold temperatures will persist across Florida and the Southeast through Tuesday, then milder conditions are expected beginning Wednesday. A frontal system is expected to bring wintry precipitation to the Central Appalachians and portions of the Mid-Atlantic Tuesday into Wednesday, meanwhile, showers and thunderstorms are expected along the Gulf Coast and Southeast. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

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

NA

57°F

14°C

Humidity 32%
Wind Speed N 12 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 02 Feb 05:50 PM PST
Extended Forecast for

3 Miles E Walnut Creek CA

  • Tonight

    Tonight: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 68. Northeast wind 3 to 7 mph.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. East northeast wind 3 to 7 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 41. Light east northeast wind.

    Low: 41 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 68.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 39. Calm wind.
Tuesday
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 68. Northeast wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 68. East northeast wind 3 to 7 mph.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 41. Light east northeast wind.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 68.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 67.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Partly sunny, with a high near 65.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Walnut Creek CA
 37.9°N 122.01°W (Elev. 364 ft)
Last Update:
12:26 pm PST Feb 2, 2026
Forecast Valid:
6pm PST Feb 2, 2026-6pm PST Feb 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation