CoastalHellenic Navigational Warnings - NavwarnsMessages194/26194/26ArchivedReceived: 10 Feb 2026, 00:00Archived: 31 Oct 2026, 12:08Updated: 14 Nov 2026, 23:05SubscribeCopyShareShow on mapPrintExportSearchKeywordsGeometry refspointGeometry phrasesin positionMessage contentNAVWARN 194/26 MARINA OF ATHENS. TEMPORARY ESTABLISHMENT LIGHTBUOY. FLASHING RED LIGHTBUOY. THIRTY (30) FLASHES PER MINUTE FOCUS HEIGHT: TWO (2) METERS RANGE: THREE (3) N.MILES IN POSITION: 37 56 22N – 023 40 05ELocation mapOpen on the full mapMore from Hellenic Navigational Warnings - Navwarns1390/262026-11-13NAVWARN 1390/26 SOUTH AIGAIO SEA GEOPHYSICAL SURVEY WILL BE CARRIED OUT BY ‘NG SURVEYOR’ FROM 13 NOV 2026 IN THE LINE BETWEEN THE POINTS: 37 44 05N – 023 09 37E 37 41 04N-023 12 22E 37 39 23N – 023 181391/262026-11-13NAVWARN 1391/26 SARONIKOS GULF. FLEVES ISLAND. FIRING EXERCISES FROM 16 NOV 26 ON 1500Z UNTIL 2100Z AND FROM 17, 18 AND 19 NOV 26 ON 0900Z UNTIL 1300Z AND ON 1500Z UNTIL 2100Z NOV 26 IN THE AREA CENTE1393/262026-11-13NAVWARN 1393/26 CANCEL NAVWARN 930/2026. SARONIKOS GULF. PSYTTALEIA ISLAND. SOUTHWEST END OF SUBMARINE PIPLINES OF PSYTTALEIA ISLAND. FLASHING YELLOW LIGHTBUOY IN POSITION: 37 55 22N – 023 34 41E CUT758/262026-06-10archivedNAVWARN 758/26 CANCELLATION OF NAVWARN 737/2026. SOUTH AEGEAN SEA. THIRA ISLAND. PORT CONSTRUCTION WORKS. DREDGING OPERATIONS IN PROGRESS. FROM 10 JUNE 2026 UNTIL FURTHER NOTICE IN THE SEA AREA BOUNDE528/242024-04-14archivedNAVWARN 528/24 SOUTH AEGEAN SEA. PAROS ISLAND. DROPPING OF DREDGINGS FROM 15 APR 2024 UNTIL FURTHER NOTICE. DROPPING OF DREDGINGS ΙΝ AREA BOUNDED BY: 37 04 16N 025 03 33E 37 04 16N 025 03 41E 37 04 10Later warnings190/262026-02-10archivedNAVWARN 190/26 SOUTH EVVOIKOS GULF. PORTO RAFTI. MOORING BUOYS ESTABLISHMENT OPERATIONS. ON 11 AND 12 FEBRUARY 2026 FROM 0700Z UNTIL 1200Z IN POSITIONS: 37 53 2215/262026-02-14NAVWARN 215/26 NORTH AIGAIO SEA.THERMAIKOS GULF. PARALIA KATERINIS. LIGHT ON THE NORTH POINT OF THE NORTH BREAKWATER ON PARALIA N.PIERIA. IN POSITION: 40 16 09N222/262026-02-17archivedNAVWARN 222/26 NORTH AEGEAN SEA. SKYROS ISLAND. LINARIA HARBOUR MOLE HEAD. LIGHT IN POSITION: 38 50 32N – 024 32 07E UNLIT.Earlier warnings174/262026-02-06NAVWARN 174/26 NORTHEASTERN AEGEAN SEA. SAMOS ISLAND. MOLE HEAD MPALOS KOUMAIIKON RED LIGHT IN POSITION: 37 41 56N – 026 44 37E UNLIT175/262026-02-06archivedNAVWARN 175/26 SARONIKOS GULF. NEO FALIRO BAY. NEO FALIRO MARINA OUTER NORTH MOLE HEAD. FLASHING RED LIGHT IN POSITION: 37 56 26N – 023 40 05E UNLIT.167/262026-02-05NAVWARN 167/26 ΝΟRTH AIGAIO SEA. SIGGITIKOS GULF. PANAGIA MOLE HEAD. LIGHT IN POSITION: 40 14 13N – 023 44 03E UNRELIABLE BECAUSE OF COLLAPSE.Back to messages