362
WHUS72 KJAX 210430
MWWJAX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
1130 PM EST Thu Nov 20 2025

AMZ450-452-211700-
/O.NEW.KJAX.MF.Y.0011.251121T0430Z-251121T1700Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
1130 PM EST Thu Nov 20 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON EST FRIDAY...

* WHAT...Dense fog will reduce visibility to one mile or less.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach
  FL out 20 NM and Coastal waters from Fernandina Beach to St.
  Augustine FL out 20 NM.

* WHEN...Until noon EST Friday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$