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

Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

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

NA

47°F

8°C

Humidity 76%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 12 Jan 11:00 PM PST
Extended Forecast for

14 Miles SW Keyes CA

  • Tonight

    Tonight: Patchy dense fog before midnight, then widespread dense fog after 2am. Otherwise, partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Dense Fog

  • Tuesday

    Tuesday: Widespread dense fog before 10am. Otherwise, mostly sunny, with a high near 56. Light north wind.

    High: 56 °F

    Dense Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Light and variable wind.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Friday Night

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

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy dense fog before midnight, then widespread dense fog after 2am. Otherwise, partly cloudy, with a low around 38. Calm wind.
Tuesday
Widespread dense fog before 10am. Otherwise, mostly sunny, with a high near 56. Light north wind.
Tuesday Night
Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 40. Calm wind.
Wednesday
Mostly sunny, with a high near 57. Light and variable wind.
Wednesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 42. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 45.
M.L.King Day
Mostly sunny, with a high near 60.
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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 pm PST Jan 12, 2026
Forecast Valid:
11pm PST Jan 12, 2026-6pm PST Jan 19, 2026
 
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Additional Resources

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Chance of Precipitation