Dense Fog Advisory issued December 17 at 9:12PM CST until December 18 at 10:00AM CST by NWS New Orleans LA

* WHAT…Dense fog will reduce visibility to 1/4 NM or less.

* WHERE…Portions of Gulf of Mexico including all protected
waters and most waters within 20NM of land.

* WHEN…Until 10 AM CST Wednesday.

* IMPACTS…Low visibility will make navigation difficult.