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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Livermore, Livermore Municipal Airport (KLVK)

Lat: 37.69278°NLon: 121.81444°WElev: 397.0ft.

Fog

41°F

5°C

Humidity 100%
Wind Speed ENE 8 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 41°F (5°C)
Visibility 0.50 mi
Wind Chill36°F (2°C)
Last update 07 Dec 07:35 AM PST
Extended Forecast for

4 Miles E Union City CA

Coastal Flood Advisory December 7, 07:50am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 7, 07:50am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. North northeast wind 5 to 10 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. North northwest wind 3 to 8 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West wind 3 to 5 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. North northeast wind around 8 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a high near 59. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 44. North northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 61. North northwest wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 46. West wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 60. North northeast wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Union City CA
 37.6°N 121.93°W (Elev. 161 ft)
Last Update:
2:33 am PST Dec 7, 2025
Forecast Valid:
7am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation