519 FZUS72 KJAX 011841 MWSJAX Marine Weather Statement National Weather Service Jacksonville FL 241 PM EDT Tue Apr 1 2025 AMZ450-452-012300- Coastal waters from Altamaha Sound to Fernandina Beach FL out 20 NM- Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM- 241 PM EDT Tue Apr 1 2025 ...PATCHY SEA FOG THROUGH THIS EVENING... Moist air and light winds will produce patchy sea fog through this afternoon and into this evening across the nearshore coastal waters and inland waterways. At 240 PM, some sea fog has developed over parts of the nearshore waters from just north of Ponte Vedra to Mayport. These conditions may result in visibilities of 1 NM or less at times. Attitudinally, sea fog is likely to expand northward into Fernandina Beach, Cumberland Island, and possibly as far north as Brunswick GA. $$