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Elev 436 ft, 37.71 °N, 122.06 °W

Castro Valley, CA Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Castro Valley, CA
Elevation: 436ft
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Active Weather Alerts

Small Craft Advisory
Issued: 9:36 PM Sep. 16, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS
EVENING...

* WHAT...West winds 10 to 15 kt and choppy waters.

* WHERE...San Francisco Bay South of the Bay Bridge.

* WHEN...Until 9 PM PDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

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