National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Storms and Flooding Threat in the Central Plains; Heat Continues in the South and West

Severe thunderstorms may produce damaging winds, large hail, and numerous instances of flash/urban flooding over parts of the central Plains and lower Missouri Valley. Hazardous heat will continue in the South, Desert Southwest and the California Central Valley this weekend. Isolated dry thunderstorms may increase the risk of fire starts and spread across the Four Corners region and vicinity. Read More >

Hazardous Weather Conditions

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

59°F

15°C

Humidity 83%
Wind Speed NW 4 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 Jun 10:54 PM PDT
Extended Forecast for

2 Miles SSE Union City CA

Coastal Flood Advisory June 12, 11:01pm until June 17, 03:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory June 12, 11:01pm until June 17, 03:00am

    NOW until 3:00am Wed

    Coastal Flood Advisory

  • Tonight

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Light west wind becoming northwest 5 to 10 mph in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Northwest wind 5 to 10 mph becoming light west northwest after midnight.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Light northwest wind.
Saturday
Sunny, with a high near 86. Light west wind becoming northwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 59. Northwest wind 5 to 10 mph becoming light west northwest after midnight.
Sunday
Sunny, with a high near 82. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 59. West northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 56.
Juneteenth
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Union City CA
 37.59°N 122.02°W (Elev. 164 ft)
Last Update:
2:06 pm PDT Jun 12, 2026
Forecast Valid:
11pm PDT Jun 12, 2026-6pm PDT Jun 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation