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Elev 256 ft, 38.51 °N, 122.47 °W

St. Helena, CA Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: St. Helena, CA
Elevation: 256ft
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Active Weather Alerts

Small Craft Advisory
Issued: 4:40 AM Jul. 22, 2026 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PDT WEDNESDAY...

* WHAT...Southwest winds 15 to 30 kt with gale force gusts up to
35 kt and choppy waters.

* WHERE...San Pablo Bay, Suisun Bay, the West Delta and the San
Francisco Bay north of the Bay Bridge.

* WHEN...Until 3 AM PDT Wednesday.

* 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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