San Juan Capistrano, CA Severe Weather Alertstar_ratehome

...DENSE FOG WILL AFFECT THE SOUTHERN COASTAL WATERS THROUGH
SUNDAY MORNING...

Areas of dense fog can be expected across the coastal waters from
around the Channel Islands southward. Mariners should be prepared
for abrupt visibility changes down to one nautical mile or less.
Reduce speeds and be on the lookout for exposed rocks and other
vessels, including large ships in the shipping lanes. Use radar or
GPS navigation if available, and consider remaining in harbor if
such equipment is unavailable.