Heavy Rainfall Continues in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday. Gusty winds and low humidity will promote elevated to critical fire weather conditions from central Georgia into north-central North Carolina Wednesday. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Mostly Cloudy

55°F

13°C

Humidity 82%
Wind Speed ESE 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 08 Apr 02:30 AM PDT
Extended Forecast for

3 Miles SE Union City CA

  • Overnight

    Overnight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 55. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 55 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after 11pm.  Mostly cloudy, with a low around 56. West wind 5 to 10 mph becoming light southwest  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance Rain

  • Friday

    Friday: A chance of rain, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 69. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely after 8pm.  Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of rain, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 65.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 52. Calm wind.
Wednesday
Sunny, with a high near 76. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 55. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 56. West wind 5 to 10 mph becoming light southwest in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 69. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely after 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Saturday
A chance of rain, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 65.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 49.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 62.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Union City CA
 37.57°N 121.98°W (Elev. 43 ft)
1:26 am PDT Apr 8, 2026
2am PDT Apr 8, 2026-6pm PDT Apr 14, 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