Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. 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 70%
Wind Speed SW 5 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 01:54 AM PDT
Extended Forecast for

Union City CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. Light west wind.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 72. Light west wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 72 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. West northwest wind 6 to 11 mph becoming light west  after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 73. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 73 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. West northwest wind 5 to 9 mph becoming light west southwest  after midnight.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 57. Light west wind.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 72. Light west wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Increasing clouds, with a low around 55. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 73. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 55. West northwest wind 5 to 9 mph becoming light west southwest after midnight.
Monday
Mostly sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 76.
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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 Jun 20, 2026
2am PDT Jun 20, 2026-6pm PDT Jun 26, 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