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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Overcast

59°F

15°C

Humidity 59%
Wind Speed WNW 6 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 27 Jan 03:54 PM PST
Extended Forecast for

San Lorenzo CA

  • This Afternoon

    This Afternoon: A 40 percent chance of rain. Mostly cloudy, with a high near 62. South southwest wind around 10 mph.

    High: 62 °F

    Chance Rain

  • Tonight

    Tonight: A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 49. South southeast wind 5 to 7 mph becoming calm after midnight. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. North wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 63. Calm wind becoming north around 6 mph in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Mostly cloudy, with a high near 62. South southwest wind around 10 mph.
Tonight
A 40 percent chance of rain. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 49. South southeast wind 5 to 7 mph becoming calm after midnight. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Patchy fog before 7am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 62. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 43. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 63. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 65.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 66.
Saturday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Lorenzo CA
 37.66°N 122.12°W (Elev. 66 ft)
Last Update:
12:26 pm PST Jan 27, 2026
Forecast Valid:
4pm PST Jan 27, 2026-6pm PST Feb 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation