Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

70°F

21°C

Humidity 60%
Wind Speed WNW 18 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Jul 03:30 PM PDT
Extended Forecast for

Union City CA

  • Tonight

    Tonight: Increasing clouds, with a low around 56. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 73. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 73 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. West wind 5 to 10 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 75. Light west wind increasing to 5 to 10 mph in the afternoon.

    High: 75 °F

    Becoming
    Sunny

  • Thursday Night

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

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Friday Night

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

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. Northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 73. West northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Increasing clouds, with a low around 56. West wind 5 to 10 mph.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 75. Light west wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 57. West southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Union City CA
 37.61°N 122.02°W (Elev. 184 ft)
1:26 pm PDT Jul 15, 2025
3pm PDT Jul 15, 2025-6pm PDT Jul 22, 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