Flooding Threat in Parts of Texas and New Mexico; Heat in the Western U.S.

Heavy to excessive rainfall across parts of central Texas into southern New Mexico may bring areas of flooding into this evening. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Hot temperatures are forecast for the far southwest U.S., parts of California, and the interior northwest U.S. this week. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

82°F

28°C

Humidity 40%
Wind Speed W 6 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 31 Aug 04:54 PM PDT
Extended Forecast for

Union City CA

  • Tonight

    Tonight: Mostly clear, with a low around 59. West northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 84. Light west northwest wind increasing to 5 to 10 mph in the morning.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Northwest wind 5 to 7 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Light west northwest wind increasing to 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Thursday Night

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

    Low: 57 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 59. West northwest wind 5 to 9 mph becoming calm in the evening.
Labor Day
Sunny, with a high near 84. Light west northwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 58. Northwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 80. Light west northwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 57. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 76.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 72.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Union City CA
 37.61°N 122°W (Elev. 594 ft)
2:32 pm PDT Aug 31, 2025
5pm PDT Aug 31, 2025-6pm PDT Sep 7, 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