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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

55°F

13°C

Humidity 32%
Wind Speed ENE 6 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 09 Jan 05:00 PM PST
Extended Forecast for

3 Miles SW Union City CA

  • Tonight

    Tonight: Patchy frost between 4am and 5am. Otherwise, mostly clear, with a low around 38. East wind 3 to 5 mph.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Partly sunny, with a high near 56. Light and variable wind becoming north northwest around 6 mph in the morning.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. East northeast wind 3 to 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59. North wind 3 to 6 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Light east northeast wind.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy frost between 4am and 5am. Otherwise, mostly clear, with a low around 38. East wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 56. Light and variable wind becoming north northwest around 6 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 38. East northeast wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 59. North wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 40. Light east northeast wind.
Monday
Sunny, with a high near 59.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Union City CA
 37.56°N 122.07°W (Elev. 112 ft)
Last Update:
1:09 pm PST Jan 9, 2026
Forecast Valid:
5pm PST Jan 9, 2026-6pm PST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation