{"id":"153477","url":"https://navtex.online/messages/153477","station":{"id":"navtex-se-grimeton-i","name":"Grimeton NAVTEX [I]","navarea":"I"},"header":{"letter":"I","subject":"A","subjectName":"Navigational warning","serial":"17"},"refs":[],"firstSeen":"2026-04-27T01:14:34.000Z","lastSeen":"2026-05-19T21:16:28.000Z","copies":84,"sources":1,"quality":1,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN","plain":{"title":"Grimeton NAVTEX [I] · Navigational warning · No. 17","issued":null,"text":"021059 UTC Jul\nBaltic sea nav warn 026/25\nSouthern southeastern central and northern baltic gulf of finland gulf\nOf riga and sea of aaland.\nGNSS AIS radar and DGPS interference observed in area.\nMariners advised to exercise caution\nAnd be prepared for navigation impacts.\nCancel baltic sea nav warn 023/25","summary":"Southern southeastern central and northern baltic gulf of finland gulf"},"positions":[],"status":"cancelled","cancelledAt":"2026-10-12T17:29:32.000Z","cancelledBy":"36064","official":null,"change":"288471","versions":[{"source":"navtex-net","receivedAt":"2026-04-27T01:14:34.000Z","lastAt":"2026-05-19T21:16:28.000Z","repeats":74,"complete":true,"errorMarks":0,"primary":true,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-17T13:17:18.000Z","lastAt":"2026-05-17T13:17:18.000Z","repeats":1,"complete":true,"errorMarks":0,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAU\nION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-04-27T13:15:34.000Z","lastAt":"2026-04-27T13:15:34.000Z","repeats":1,"complete":true,"errorMarks":1,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA *ND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-04-28T13:16:15.000Z","lastAt":"2026-04-28T13:16:15.000Z","repeats":1,"complete":true,"errorMarks":1,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS AD*ISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-03T13:16:12.000Z","lastAt":"2026-05-03T13:16:12.000Z","repeats":1,"complete":true,"errorMarks":1,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE MREPARED FOR NA*VIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-07T13:15:33.000Z","lastAt":"2026-05-07T13:15:33.000Z","repeats":1,"complete":true,"errorMarks":1,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS /4-#-4 -# # 0' 8534 343:3 9?'34=3# 8 -43-.\nMA*INERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-01T13:16:03.000Z","lastAt":"2026-05-01T13:16:03.000Z","repeats":1,"complete":true,"errorMarks":2,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BAL*IC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALT*C SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-05T13:16:14.000Z","lastAt":"2026-05-05T13:16:14.000Z","repeats":1,"complete":true,"errorMarks":6,"primary":false,"text":"ZCZC IA17\n021*TO UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL ANQD NORTHERN BALTIC GULF OF FINLAND\nGUL* OF RIGA AND SEA*OF AALAND.\n/ '' AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS*ADVISE* TO EX*RCISE CAUTION\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-06T13:15:28.000Z","lastAt":"2026-05-06T13:15:28.000Z","repeats":1,"complete":true,"errorMarks":6,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RI*A AND SEAO* A*LE D.\n*GNSS AIS RADAR AND DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERCNSE C*UTRO*\nAND BE PREPARED FOR NAVIGATION IMPACTS.\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-08T13:15:40.000Z","lastAt":"2026-05-08T13:15:40.000Z","repeats":1,"complete":true,"errorMarks":8,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV W*RN 026/25\nSOUTHERN SOUTHEASTERN*N CENTRAL AN* NORTHERN BALTIC GULF OF F*NLAND\nGULF OF RIGA AND SEA OF AALAND.\nGNSS AIS RADAR AN* *DGPS INTERFERENCE OBSERVED IN AREA.\nMARINERS ADVISED TO EXERRISE CAUTION\nAND BE PREPARE* FOR NAVIGATION IMPACTS*\nCANCEL BALTIC SEA NAV WARN 023/25\nNNNN"},{"source":"navtex-net","receivedAt":"2026-05-19T13:17:11.000Z","lastAt":"2026-05-19T13:17:11.000Z","repeats":1,"complete":true,"errorMarks":13,"primary":false,"text":"ZCZC IA17\n021059 UTC JUL\nBALTIC SEA NAV WARN 026/25\nSOUTHERN SOUTHEASTERN CENTRAL AND NORTHERN BALTIC GULF OF FINLAND GULF\nOF RIGA AND SEA OF AALAND.\nGNSS AI* RADAR AND DG*S INTE*ERENCE OBSERVED IN AREA.\n*ARINERS**DVIED TO EXERCISE *AUTION*ANO BE PREPARED FOR*NA***IGATION IMPECTS.\nCANC*L BALTI SEA NAV WARN 023/25\nNNNN"}]}