Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

67°F

19°C

Humidity 70%
Wind Speed W 8 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 12:54 PM PDT
Extended Forecast for

3 Miles SW Union City CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 68. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 59. West wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 71. Light west wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 71 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 59. West wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Light west wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 68. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tonight
Increasing clouds, with a low around 59. West wind 5 to 11 mph, with gusts as high as 18 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 71. Light west wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Increasing clouds, with a low around 59. West wind 5 to 11 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 71. Light west wind becoming west northwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Union City CA
 37.56°N 122.07°W (Elev. 112 ft)
12:56 pm PDT Aug 21, 2026
1pm PDT Aug 21, 2026-6pm PDT Aug 27, 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