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.

Mist

52°F

11°C

Humidity 81%
Wind Speed E 4 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Last update 31 Jan 12:30 AM PST
Extended Forecast for

San Lorenzo CA

Coastal Flood Advisory January 31, 12:59am until February 1, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory January 31, 12:59am until February 1, 12:00pm

    NOW until 12:00pm Sun

    Coastal Flood Advisory

  • Overnight

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. East wind around 6 mph becoming west in the afternoon.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63. Calm wind becoming west northwest 5 to 9 mph in the morning.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 46. West wind around 6 mph becoming calm  in the evening.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am.  Otherwise, sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 44. East northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 66. East wind around 6 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 45. Calm wind.
Sunday
Partly sunny, with a high near 63. Calm wind becoming west northwest 5 to 9 mph in the morning.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 46. West wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
San Lorenzo CA
 37.66°N 122.12°W (Elev. 66 ft)
12:43 am PST Jan 31, 2026
12am PST Jan 31, 2026-6pm PST Feb 6, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database