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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

47°F

8°C

Humidity 58%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 12 Jan 06:00 AM PST
Extended Forecast for

14 Miles SW Keyes CA

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog between 1am and 2am. Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 57. Light and variable wind.
Tonight
Patchy fog between 1am and 2am. Otherwise, mostly clear, with a low around 39. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, sunny, with a high near 58. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 40. Calm wind.
Wednesday
Mostly sunny, with a high near 58. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW Keyes CA
 37.44°N 121.09°W (Elev. 105 ft)
Last Update:
1:21 am PST Jan 12, 2026
Forecast Valid:
7am PST Jan 12, 2026-6pm PST Jan 18, 2026
 
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Additional Resources

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