Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Clear

54°F

12°C

Humidity 54%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 28 Dec 11:35 AM PST
Extended Forecast for

San Lorenzo CA

  • Today

    Today: Sunny, with a high near 55. North wind 5 to 7 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. North northeast wind around 6 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. East northeast wind around 8 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. East northeast wind around 6 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58. East northeast wind 6 to 8 mph.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of rain after 4pm.  Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • New Year's Day

    New Year's Day: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 55. North wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 38. North northeast wind around 6 mph.
Monday
Sunny, with a high near 58. East northeast wind around 8 mph.
Monday Night
Mostly clear, with a low around 39. East northeast wind around 6 mph.
Tuesday
Sunny, with a high near 58. East northeast wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 56.
Wednesday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 47.
New Year's Day
Rain likely, mainly after 10am. Mostly cloudy, with a high near 56.
Thursday Night
Rain likely. Mostly cloudy, with a low around 50.
Friday
Rain likely. Mostly cloudy, with a high near 59.
Friday Night
A chance of rain. Mostly cloudy, with a low around 48.
Saturday
A chance of rain. Mostly cloudy, with a high near 57.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
San Lorenzo CA
 37.66°N 122.12°W (Elev. 66 ft)
6:40 am PST Dec 28, 2025
11am PST Dec 28, 2025-6pm PST Jan 3, 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