990 FZUS72 KJAX 260658 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 258 AM EDT Thu Mar 26 2026 AMZ450-452-261300- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- 258 AM EDT Thu Mar 26 2026 Moist air and light winds will produce areas of fog early this morning across the nearshore coastal waters and inland waterways. These conditions may produce some dense fog with visibility possibly below 1 NM. Marine interests should exercise caution due to dense fog. Visibilities may be restricted to less than 1 nm at times. Navigation may be hazardous in restricted waterways and channels. $$