Alert USA
weather NWS minor Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm; Waters from San Mateo point to the Mexican Border Extending 10 to 60 nm out including San Clemente Island November 12, 2026 at 8:04 PM

Small Craft Advisory

* WHAT...Seas 5 to 9 ft and west winds 20 to 25 knots will lead to choppy seas and dangerous boating conditions.

* WHERE...Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm and Waters from San Mateo Point to the Mexican Border Extending 10 to 60 nm out including San Clemente Island.

* WHEN...From 10 AM Friday to 4 PM PST Saturday.

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

* ADDITIONAL DETAILS...Strongest winds in the outer coastal waters with the highest seas near and south of San Clemente Island. Seas and winds will begin to wane Saturday afternoon, but seas may remain above 7 feet into early Sunday.

Local conditions in Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm; Waters from San Mateo point to the Mexican Border Extending 10 to 60 nm out including San Clemente Island may affect travel, public safety, or daily routines. Stay informed and adjust plans if conditions change.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Residents should be prepared for possible effects on travel, public safety, and daily routines while the situation remains active.

Recommended steps: stay informed via official sources; avoid non-essential travel in the area; secure outdoor items if weather is involved; check on family and neighbors.

Alert USA is tracking this developing situation and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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