Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

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

Overcast

61°F

16°C

Humidity 82%
Wind Speed WNW 9 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 03:10 AM PDT
Detailed forecast for

San Francisco Bay Shoreline

Rest Of Tonight
Mostly cloudy. Lows in the upper 50s. West winds 5 to 10 mph.
Wednesday
Mostly cloudy in the morning then becoming sunny. Highs in the 70s to lower 80s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.
Wednesday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. West winds 10 to 20 mph.
Thursday
Mostly cloudy in the morning then becoming sunny. Highs in the 70s. Southwest winds 5 to 10 mph...becoming west 10 to 20 mph in the afternoon.
Thursday Night
Mostly clear in the evening then becoming partly cloudy. Breezy. Lows in the upper 50s. Southwest winds 20 to 30 mph decreasing to 10 to 20 mph after midnight.
Juneteenth
Mostly cloudy in the morning then becoming sunny. Highs in the upper 60s to mid 70s.
Friday Night And Saturday
Partly cloudy. Lows in the upper 50s. Highs in the upper 60s to mid 70s.
Saturday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.
Sunday
Mostly cloudy in the morning then becoming sunny. Highs in the upper 60s to mid 70s.
Sunday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.
Monday
Mostly cloudy in the morning then becoming partly cloudy. Highs in the 60s to upper 70s.
Monday Night
Mostly clear in the evening then becoming partly cloudy. Patchy fog. Lows in the mid 50s.
Tuesday
Mostly cloudy in the morning then becoming sunny. Highs in the 70s to lower 80s.



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302 AM PDT Wed Jun 17 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database