CoastalHellenic Navigational Warnings - NavwarnsMessages537/26537/26SÉCURITÉArchivedReceived: 24 Apr 2026, 00:00Archived: 31 Oct 2026, 12:08Updated: 12 Nov 2026, 07:45SubscribeCopyShareShow on mapPrintExportSearchKeywordsGeometry refspointGeometry phrasesin positionMalfunctioning AidsUNLITMessage contentNAVWARN 537/26 CENTRAL AEGEAN SEA. OINOUSSES ISLAND. S.BREAKWATER HEAD OINOUSSES HARBOUR. RED LIGHT IN POSITION: 38 30 38N – 026 13 10E UNLIT.Location mapOpen on the full mapMore from Hellenic Navigational Warnings - Navwarns1381/262026-11-11NAVWARN 1381/26 SOUTH EVVOIKOS GULF. WESTERN COAST. AGIA MARINA BAY. MOLE HEAD OF AGIA MARINA BAY FLASHING GREEN LIGHT IN POSITION: 38 11 22N – 024 03 59E UNLIT.1375/262026-11-11NAVWARN 1375/26 CENTRAL AEGEAN SEA EAST OF EVVOIA ISLAND. ACTIVATION OF FIRING PRACTICE AREA ‘KOSKINA. LIVE FIRING EXERCISES ON 12,17,19,24 AND 26 NOV 2026 FROM 0500Z TO 2159Z OF EACH DAY. AND ON 01,01379/262026-11-11NAVWARN 1379/26 NORTH IONIAN SEA. KERKYRA STRAIT UNDERWATER WORKS WILL BE CARRIED OUT BY VESSEL AETHRA FROM 14 NOC 2026 UNTIL FURTHER NOTICE IN THE LINE BETWEEN THE POINTS: 39 40 44N – 020 01 15E 39 41318/262026-11-02archivedNAVWARN 1318/26 SOUTH AIGAIO SEA. KYTHNOS ISLAND. WHITE LIGHT AT SOUTH ΝΑ ΜΕΤΑΔΙΔΕΤΑΙ ΜΕΧΡΙ ΚΑΙ 22:00 ΤΗΣ 04/11/2026 NAVWARN: END OF LOYTRA BAY ENTRANCE. IN POSITION: 37 26 31N – 024 25 58E UNLIT.1146/262026-09-23archivedNAVWARN 1146/26 MALIAKOS GULF. STYLIDA CHANNEL. UNDER CONSTRUCTION DEEEPING OPERATIONS. PROHIBITION OF TRANSIT, ANCHORAGE AND ANY OTHER ACTIVITIES FOR ALL SHIPS AND PLEASURE CRAFTS. FROM 23 SEP 2026 ULater warnings543/262026-04-24NAVWARN 543/26 NAVWARN 532/2026 CANCELED. NORTH IONIO SEA. LEFKADA CHANNEL.FLOATING SWING BRIDGE FROM 24 APR 2026 UNTIL FURTHER NOTICE THE OPENINGS FOR TRANSITI563/262026-04-29NAVWARN 563/26 CANCELLATION OF NAVWARN 1774/2021 SOUTH WEST AIGA!O SEA. ARGOLIKOS GULF.NAFPLIO BAY.NEA KIOS.PIER HEAD. ESTABLISHMENT OF NEW LIGHΤS. GREEN LIGHT577/262026-04-30archivedNAVWARN 577/26 NAVWARNS 476/2026, 533/2026, 536/2026 CANCELLEDEarlier warnings529/262026-04-23archivedNAVWARN 529/26 THERMAIKOS GULF. THESSALONIKI PORT. ESTABLISHMENT OF TEMPORARY LIGHTBUOYS. A) YELLOW FLASHING LIGHTBUOY IN POSITION: 40 37 35N – 022 54 11E FOCAL523/262026-04-22NAVWARN 523/26 SOUTH IONIO SEA.KATAKOLO HARBOUR. MOLE HEAD GREEN LIGHT IN POSITION: 37 38 53N -021 19 14E UNLIT524/262026-04-22archivedNAVWARN 524/26 NAVWARN 340/2026 CANCELED. 524/2026 NORTH AEGEAN SEA. THERMAIKOS GULF. PORT OF THESSALONIKI. TEMPORARY LIGHTBUOYS DEFINITELY UNLIT. TEMPORARY GREBack to messages