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.

haze

50°F

10°C

Humidity 79%
Wind Speed E 5 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 44°F (7°C)
Visibility 4.00 mi
Wind Chill48°F (9°C)
Last update 06 Dec 01:53 PM PST
Extended Forecast for

4 Miles E Union City CA

Coastal Flood Advisory December 6, 02:02pm until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 6, 02:02pm until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • This Afternoon

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. North wind around 5 mph becoming calm.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. Northeast wind around 6 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 60. Northeast wind around 6 mph becoming light and variable.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 59. North wind around 6 mph.
Tonight
Mostly clear, with a low around 46. North wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 61. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 45. Northeast wind around 6 mph.
Monday
Mostly sunny, with a high near 60. Northeast wind around 6 mph becoming light and variable.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
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:
12:26 pm PST Dec 6, 2025
Forecast Valid:
2pm PST Dec 6, 2025-6pm PST Dec 12, 2025
 
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