Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083° N Lon: 122.11833° W Elev: 46.0 ft.

Clear

61°F

16°C

Humidity 82%
Wind Speed WNW 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 27 Jul 10:35 PM PDT
Detailed forecast for

San Francisco Bay Shoreline

Rest Of Tonight
Mostly clear. Lows in the upper 50s. Southwest winds 10 to 20 mph.
Tuesday
Partly cloudy in the morning then becoming sunny. Highs in the 70s. West winds 10 to 20 mph.
Tuesday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. West winds 10 to 20 mph.
Wednesday
Mostly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 80s. Southwest winds 5 to 10 mph... Becoming west 10 to 20 mph in the afternoon.
Wednesday Night
Mostly clear. Lows in the upper 50s. Southwest winds 10 to 20 mph.
Thursday
Partly cloudy in the morning then becoming sunny. Highs in the 70s to lower 80s.
Thursday Night
Clear. Lows in the upper 50s.
Friday Through Saturday
Mostly clear. Highs in the lower 70s to mid 80s. Lows in the upper 50s.
Saturday Night
Clear. Lows around 60.
Sunday
Sunny. Highs in the lower 70s to mid 80s.
Sunday Night
Clear. Lows in the upper 50s.
Monday
Partly cloudy in the morning then becoming sunny. Highs in the lower 70s to mid 80s.



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902 PM PDT Mon Jul 27 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database