Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Mostly Cloudy

53°F

12°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 48°F (9°C)
Visibility 8.00 mi
Last update 23 Nov 10:54 AM PST
Extended Forecast for

Union City CA

  • Today

    Today: Sunny, with a high near 63. West northwest wind 3 to 6 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Patchy fog before 2am, then patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog between 9am and 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. East northeast wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Calm wind becoming north around 6 mph in the afternoon.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 63. West northwest wind 3 to 6 mph.
Tonight
Patchy fog before 2am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47. Light and variable wind.
Monday
Patchy fog between 9am and 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 45. East northeast wind 3 to 5 mph.
Tuesday
Sunny, with a high near 64. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 45.
Thanksgiving Day
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
A slight chance of rain. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Union City CA
 37.61°N 122.02°W (Elev. 184 ft)
12:31 am PST Nov 23, 2025
11am PST Nov 23, 2025-6pm PST Nov 29, 2025
 
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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