Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

61°F

16°C

Humidity 72%
Wind Speed W 8 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 52°F (11°C)
Visibility 8.00 mi
Last update 30 Jan 01:00 PM PST
Extended Forecast for

3 Miles SE Union City CA

Coastal Flood Advisory January 30, 01:28pm until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 30, 01:28pm until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • This Afternoon

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Light northeast wind.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Northeast wind 6 to 11 mph becoming light east northeast  in the evening.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 66. Calm wind becoming west northwest 5 to 9 mph in the morning.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

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

    Low: 44 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 69. North northeast wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 45. Light northeast wind.
Saturday
Mostly sunny, with a high near 70. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 46. Northeast wind 6 to 11 mph becoming light east northeast in the evening.
Sunday
Partly sunny, with a high near 66. Calm wind becoming west northwest 5 to 9 mph in the morning.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 71.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Union City CA
 37.57°N 121.98°W (Elev. 43 ft)
12:26 pm PST Jan 30, 2026
1pm PST Jan 30, 2026-6pm PST Feb 5, 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