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Elev 194 ft, 37.88 °N, 122.05 °W

Walnut Creek, CA Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Walnut Creek, CA
Elevation: 194ft
Nearby Weather Stations

Active Weather Alerts

Small Craft Advisory
Issued: 3:37 PM Apr. 12, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT THIS
AFTERNOON...

* WHAT...Southwest winds 15 to 20 kt with gusts up to 25 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 PM PDT this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Marine Weather Statement
Issued: 2:36 PM Apr. 12, 2026 – National Weather Service
...THUNDERSTORMS EXPECTED ACROSS THE COASTAL WATERS AND BAYS
THROUGH SUNDAY EVENING...

There is a chance for thunderstorms through Sunday evening across
the coastal waters and bays. Thunderstorms will bring the threat
of cloud to ocean lightning, strong and erratic winds, brief heavy
rain, small hail, and isolated waterspouts. These conditions can
create hazardous ocean conditions, especially for smaller vessels.
Mariners are advised to have a plan to reach safe harbor quickly
if thunderstorms develop.


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