Tropical Storm Edouard Along the Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard off the central Gulf Coast will bring tropical storm conditions and heavy rainfall to portions of Upper Texas and southwestern Louisiana coasts Tuesday into Wednesday. Storm Surge Watches and Tropical Storm Warnings are in effect. Hot and humid conditions will continue to expand from the Central Plains into the Ohio Valley and Mid-Atlantic this week. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Overcast

63°F

17°C

Humidity 67%
Wind Speed SW 8 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 01 Sep 03:00 AM PDT
Extended Forecast for

Union City CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. Southwest wind around 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 69. West wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 69 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 57. West wind 8 to 13 mph becoming light and variable  in the evening. Winds could gust as high as 20 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 72. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 58. West wind 9 to 14 mph becoming light southwest  in the evening. Winds could gust as high as 21 mph.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 71.

    High: 71 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. Southwest wind around 7 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 69. West wind 5 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Increasing clouds, with a low around 57. West wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 72. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 58. West wind 9 to 14 mph becoming light southwest in the evening. Winds could gust as high as 21 mph.
Thursday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 57.
Labor Day
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Union City CA
 37.61°N 122.02°W (Elev. 184 ft)
1:26 am PDT Sep 1, 2026
3am PDT Sep 1, 2026-6pm PDT Sep 7, 2026
 
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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