{ "title": "NAVTEX Review", "generated_at_utc": "2026-03-14T20:33:24.192111+00:00", "lookback_hours": 24, "focus_region": "Strait of Hormuz", "focus_hit_count": 0, "message_count": 92, "latest_reception": "2026-03-14 22:28:26", "source_url": "https://navtex.lv/", "stale_issue_filtered_count": 68, "max_notice_age_hours": 24, "overview": { "message_count": 92, "counts_by_code": { "G": 38, "S": 9, "T": 8, "E": 8, "V": 5, "L": 4, "O": 4, "P": 4, "K": 3, "Q": 2, "M": 2, "C": 1, "W": 1, "R": 1, "J": 1, "F": 1 }, "counts_by_area": { "G": 38, "S": 9, "T": 8, "E": 8, "V": 5, "L": 4, "O": 4, "P": 4, "K": 3, "Q": 2, "M": 2, "C": 1, "W": 1, "R": 1, "J": 1, "F": 1 }, "keyword_counts": { "fog": 15, "warning": 13, "gale": 10, "ais": 5, "survey": 4, "sar": 1 }, "station_coverage": { "resolved_message_count": 62, "unresolved_message_count": 30, "resolved_station_count": 13, "station_rows": [ { "key": "cullercoats", "code": "G", "station_name": "Cullercoats", "country": "United Kingdom", "nav_area": "I", "latitude": 55.0747, "longitude": -1.4632, "coverage_label": "North Sea and north-east UK coast", "message_count": 29, "basis": "station-signature", "matched_terms": [ "HUMBER", "CROMARTY", "TYNE" ] }, { "key": "pinneberg", "code": "S", "station_name": "Pinneberg", "country": "Germany", "nav_area": "I", "latitude": 53.675, "longitude": 9.8083, "coverage_label": "German Bight and German North Sea", "message_count": 9, "basis": "station-signature", "matched_terms": [ "GERMAN BIGHT", "WEISSE BANK" ] }, { "key": "oostende", "code": "T", "station_name": "Oostende Radio", "country": "Belgium", "nav_area": "I", "latitude": 51.1825, "longitude": 2.8078, "coverage_label": "Belgian coast and southern North Sea", "message_count": 6, "basis": "station-signature", "matched_terms": [ "ZEEBRUGGE" ] }, { "key": "niton", "code": "E", "station_name": "Niton", "country": "United Kingdom", "nav_area": "I", "latitude": 50.5863, "longitude": -1.2545, "coverage_label": "English Channel and western approaches", "message_count": 4, "basis": "regional-context", "matched_terms": [ "WIGHT", "NEEDLES" ] }, { "key": "oostende_thames", "code": "V", "station_name": "Oostende (Thames Approaches relay)", "country": "Belgium / United Kingdom", "nav_area": "I", "latitude": 51.1825, "longitude": 2.8078, "coverage_label": "Thames approaches and Dover approaches", "message_count": 4, "basis": "station-signature", "matched_terms": [ "THAMES" ] }, { "key": "niton_france", "code": "K", "station_name": "Niton (France relay)", "country": "United Kingdom / France", "nav_area": "I", "latitude": 50.5863, "longitude": -1.2545, "coverage_label": "Channel Islands and north-east French coast", "message_count": 2, "basis": "station-signature", "matched_terms": [ "CAYEUX SUR MER", "WIGHT LARGE CAYEUX SUR MER" ] }, { "key": "split", "code": "Q", "station_name": "Split", "country": "Croatia", "nav_area": "III", "latitude": 43.1757, "longitude": 16.423, "coverage_label": "Adriatic Sea", "message_count": 2, "basis": "station-signature", "matched_terms": [ "SPLIT RADIO" ] }, { "key": "odesa", "code": "C", "station_name": "Odesa", "country": "Ukraine", "nav_area": "III", "latitude": 46.3775, "longitude": 30.7475, "coverage_label": "North-west Black Sea", "message_count": 1, "basis": "station-signature", "matched_terms": [ "UKRAINE", "UKRAINE COASTAL" ] }, { "key": "limnos", "code": "L", "station_name": "Limnos", "country": "Greece", "nav_area": "III", "latitude": 39.9068, "longitude": 25.1807, "coverage_label": "North Aegean", "message_count": 1, "basis": "regional-context", "matched_terms": [ "AEGEAN" ] }, { "key": "portpatrick", "code": "O", "station_name": "Portpatrick", "country": "United Kingdom", "nav_area": "I", "latitude": 54.8438, "longitude": -5.1243, "coverage_label": "Irish Sea and western UK approaches", "message_count": 1, "basis": "regional-context", "matched_terms": [ "IRISH SEA" ] }, { "key": "netherlands_coastguard", "code": "P", "station_name": "Netherlands Coastguard Radio", "country": "Netherlands", "nav_area": "I", "latitude": 52.9177, "longitude": 4.739, "coverage_label": "Dutch EEZ and southern North Sea", "message_count": 1, "basis": "regional-context", "matched_terms": [ "NORTH SEA" ] }, { "key": "la_maddalena", "code": "R", "station_name": "La Maddalena", "country": "Italy", "nav_area": "III", "latitude": 41.2203, "longitude": 9.393, "coverage_label": "Tyrrhenian Sea and Sardinia approaches", "message_count": 1, "basis": "regional-context", "matched_terms": [ "TYRRHENIAN", "SARDINIA" ] }, { "key": "cross_la_garde", "code": "W", "station_name": "CROSS La Garde", "country": "France", "nav_area": "III", "latitude": 43.1043, "longitude": 5.9915, "coverage_label": "Provence, Ligurian Sea and western Mediterranean", "message_count": 1, "basis": "station-signature", "matched_terms": [ "AVURNAV TOULON" ] } ], "code_rows": [ { "code": "G", "message_count": 38, "resolved_station_names": [ "Cullercoats" ], "unresolved_message_count": 9 }, { "code": "S", "message_count": 9, "resolved_station_names": [ "Pinneberg" ], "unresolved_message_count": 0 }, { "code": "T", "message_count": 8, "resolved_station_names": [ "Oostende Radio" ], "unresolved_message_count": 2 }, { "code": "E", "message_count": 8, "resolved_station_names": [ "Niton" ], "unresolved_message_count": 4 }, { "code": "V", "message_count": 5, "resolved_station_names": [ "Oostende (Thames Approaches relay)" ], "unresolved_message_count": 1 }, { "code": "L", "message_count": 4, "resolved_station_names": [ "Limnos" ], "unresolved_message_count": 3 }, { "code": "O", "message_count": 4, "resolved_station_names": [ "Portpatrick" ], "unresolved_message_count": 3 }, { "code": "P", "message_count": 4, "resolved_station_names": [ "Netherlands Coastguard Radio" ], "unresolved_message_count": 3 }, { "code": "K", "message_count": 3, "resolved_station_names": [ "Niton (France relay)" ], "unresolved_message_count": 1 }, { "code": "Q", "message_count": 2, "resolved_station_names": [ "Split" ], "unresolved_message_count": 0 }, { "code": "M", "message_count": 2, "resolved_station_names": [], "unresolved_message_count": 2 }, { "code": "C", "message_count": 1, "resolved_station_names": [ "Odesa" ], "unresolved_message_count": 0 }, { "code": "W", "message_count": 1, "resolved_station_names": [ "CROSS La Garde" ], "unresolved_message_count": 0 }, { "code": "R", "message_count": 1, "resolved_station_names": [ "La Maddalena" ], "unresolved_message_count": 0 }, { "code": "J", "message_count": 1, "resolved_station_names": [], "unresolved_message_count": 1 }, { "code": "F", "message_count": 1, "resolved_station_names": [], "unresolved_message_count": 1 } ], "station_reference_source_label": "ITU List IV coast station table (2025)", "station_reference_source_url": "https://www.itu.int/en/ITU-R/terrestrial/mars/Documents/ListIV_User%20Guide%20and%20Reference%20Tables_2025.pdf", "global_map_source_label": "WMO NAVTEX stations map", "global_map_source_url": "https://wmo.int/navtex-stations" } }, "sections": { "executive_summary": [ "The window contains 92 messages; dominant B1 codes were G (38), S (9), T (8); keyword concentration led by fog (15), warning (13), gale (10), ais (5).", "[KB49] meteorological warning for Unresolved B1 code K. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.", "[WA27] navigational warning for France - Provence, Ligurian Sea and western Mediterranean. Readable text points to a scientific survey area near 42-57.00N 004-08.00E; 42-46.00N 003-47.00E and requests a wide berth.", "[VA66] navigational warning for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says an AIS transmitter is inoperative near 51-09.4N 001-47.1E. Decoding is partial rather than complete.", "No direct mentions were found in this corpus window." ], "main_developments": [ "[KB49] meteorological warning for Unresolved B1 code K. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.", "[WA27] navigational warning for France - Provence, Ligurian Sea and western Mediterranean. Readable text points to a scientific survey area near 42-57.00N 004-08.00E; 42-46.00N 003-47.00E and requests a wide berth.", "[VA66] navigational warning for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says an AIS transmitter is inoperative near 51-09.4N 001-47.1E. Decoding is partial rather than complete.", "[LB30] meteorological warning for Unresolved B1 code L. This is a weather bulletin; readable sections mention thunderstorms, gales, rain, showers across the covered waters. Decoding is partial rather than complete.", "[TA82] navigational warning for Belgium - Belgian coast and southern North Sea. Readable text reports seabed obstacles near 51-17.281N 002-56.553E and warns against anchoring or fishing nearby.", "[SA51] navigational warning for Germany - German Bight and German North Sea. Readable text says: Ncc-hamburg.", "[SE48] weather forecast for Germany - German Bight and German North Sea. This is a weather bulletin; readable sections mention thunderstorms, fog, rain across the covered waters.", "[RE48] weather forecast for Italy - Tyrrhenian Sea and Sardinia approaches. This is a weather bulletin; readable sections mention thunderstorms, gales, rain, showers across the covered waters. Decoding is partial rather than complete." ], "weather_and_sea_state": [ "[KB49] meteorological warning for Unresolved B1 code K. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.", "[LB30] meteorological warning for Unresolved B1 code L. This is a weather bulletin; readable sections mention thunderstorms, gales, rain, showers across the covered waters. Decoding is partial rather than complete.", "[SE48] weather forecast for Germany - German Bight and German North Sea. This is a weather bulletin; readable sections mention thunderstorms, fog, rain across the covered waters.", "[RE48] weather forecast for Italy - Tyrrhenian Sea and Sardinia approaches. This is a weather bulletin; readable sections mention thunderstorms, gales, rain, showers across the covered waters. Decoding is partial rather than complete.", "[PE41] weather forecast for Unresolved B1 code P. Readable text says: Wx forecs ebullevlp xkcu wt deg. easl150,. utc. Decoding is partial rather than complete." ], "navigation_and_safety_alerts": [ "[KB49] meteorological warning for Unresolved B1 code K. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.", "[WA27] navigational warning for France - Provence, Ligurian Sea and western Mediterranean. Readable text points to a scientific survey area near 42-57.00N 004-08.00E; 42-46.00N 003-47.00E and requests a wide berth.", "[VA66] navigational warning for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says an AIS transmitter is inoperative near 51-09.4N 001-47.1E. Decoding is partial rather than complete.", "[LB30] meteorological warning for Unresolved B1 code L. This is a weather bulletin; readable sections mention thunderstorms, gales, rain, showers across the covered waters. Decoding is partial rather than complete.", "[TA82] navigational warning for Belgium - Belgian coast and southern North Sea. Readable text reports seabed obstacles near 51-17.281N 002-56.553E and warns against anchoring or fishing nearby.", "[SA51] navigational warning for Germany - German Bight and German North Sea. Readable text says: Ncc-hamburg.", "[SE48] weather forecast for Germany - German Bight and German North Sea. This is a weather bulletin; readable sections mention thunderstorms, fog, rain across the covered waters.", "[RE48] weather forecast for Italy - Tyrrhenian Sea and Sardinia approaches. This is a weather bulletin; readable sections mention thunderstorms, gales, rain, showers across the covered waters. Decoding is partial rather than complete." ], "electronic_interference_and_navigation_integrity": [ "[VA66] navigational warning for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says an AIS transmitter is inoperative near 51-09.4N 001-47.1E. Decoding is partial rather than complete.", "[VA66] navigational warning for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says an AIS transmitter is inoperative. Decoding is partial rather than complete.", "[GA54] navigational warning for United Kingdom - North Sea and north-east UK coast. This is a weather bulletin; readable sections mention fog across the covered waters.", "[GA73] navigational warning for Unresolved B1 code G. Readable text says an AIS transmitter is inoperative near 56-14.3N 002-08.6W; 56-12.3N 002-09.8W." ], "special_operations_and_military_activity": [ "[OD22] search and rescue message for Unresolved B1 code O. Readable text indicates a search-and-rescue related notice. Decoding is partial rather than complete." ], "focus_region": [ "No direct mentions were found in this corpus window." ], "confidence_and_gaps": [ "Decode quality across the window was high=50, medium=33, low=9.", "68 older rebroadcast notices were removed because their internal issue times predated the 24-hour operating window.", "Published timestamps reflect reception time in the received corpus, not necessarily original notice issue time.", "Repeated or rebroadcast notices can persist inside the rolling window; message IDs are retained for traceability.", "9 messages were classified as low decode quality and may contain damaged titles or coordinates." ] } }