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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. 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 52%
Wind Speed WNW 16 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 04:15 PM PDT
Extended Forecast for

3 Miles NW Union City CA

  • Tonight

    Tonight: Increasing clouds, with a low around 55. West northwest wind 6 to 11 mph becoming light west after midnight.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

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

    High: 75 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 56. West wind 5 to 8 mph becoming calm after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 77 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. West wind 5 to 9 mph becoming calm after midnight.

    Low: 57 °F

    Partly Cloudy

  • 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

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 55. West northwest wind 6 to 11 mph becoming light west after midnight.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 75. Light west wind becoming west northwest 5 to 10 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 56. West wind 5 to 8 mph becoming calm after midnight.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 57. West wind 5 to 9 mph becoming calm after midnight.
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
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Union City CA
 37.63°N 122.06°W (Elev. 187 ft)
Last Update:
1:26 pm PDT Jun 20, 2026
Forecast Valid:
4pm PDT Jun 20, 2026-6pm PDT Jun 27, 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