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Areas of Hazardous Weather This Weekend

A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Mostly Cloudy

58°F

14°C

Humidity 86%
Wind Speed ENE 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 08 Nov 07:54 AM PST
Extended Forecast for

Union City CA

Coastal Flood Advisory November 8, 08:13am until November 13, 04:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory November 8, 08:13am until November 13, 04:00pm

    NOW until 4:00pm Fri

    Coastal Flood Advisory

  • Today

    High: 69 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 71. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 69. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 53. Calm wind.
Monday
Partly sunny, with a high near 71. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 53. Calm wind.
Tuesday
Sunny, with a high near 73. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 52.
Veterans Day
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 54.
Friday
A slight chance of rain. Mostly sunny, with a high near 67.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 53.
Saturday
A slight chance of rain. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union City CA
 37.63°N 122.03°W (Elev. 417 ft)
Last Update:
12:26 am PST Nov 8, 2026
Forecast Valid:
8am PST Nov 8, 2026-6pm PST Nov 14, 2026
 
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