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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Overcast

63°F

17°C

Humidity 77%
Wind Speed SSE 4 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Aug 05:35 AM PDT
Extended Forecast for

San Lorenzo CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 70. West southwest wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Increasing clouds, with a low around 60. West wind 7 to 14 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 69. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 69 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 59. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 69. West southwest wind 5 to 10 mph.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 70. West southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 60. West wind 7 to 14 mph, with gusts as high as 21 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 69. Southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Friday Night
Increasing clouds, with a low around 59. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 69. West southwest wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 58.
Sunday
Partly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 59.
Monday
Mostly cloudy, with a high near 70.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly cloudy, with a high near 71.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Lorenzo CA
 37.68°N 122.13°W (Elev. 112 ft)
Last Update:
1:26 am PDT Aug 13, 2026
Forecast Valid:
5am PDT Aug 13, 2026-6pm PDT Aug 19, 2026
 
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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