{
  "title": "NAVTEX Review",
  "generated_at_utc": "2026-04-06T04:12:03.356238+00:00",
  "lookback_hours": 24,
  "focus_region": "Strait of Hormuz",
  "focus_hit_count": 0,
  "message_count": 110,
  "latest_reception": "2026-04-06 06:37:03",
  "source_url": "https://navtex.lv/",
  "stale_issue_filtered_count": 50,
  "max_notice_age_hours": 24,
  "overview": {
    "message_count": 110,
    "counts_by_code": {
      "G": 23,
      "T": 22,
      "S": 14,
      "P": 8,
      "E": 8,
      "V": 6,
      "U": 5,
      "J": 5,
      "Q": 4,
      "L": 4,
      "K": 4,
      "N": 3,
      "O": 2,
      "I": 1,
      "D": 1
    },
    "counts_by_area": {
      "G": 23,
      "T": 22,
      "S": 14,
      "P": 8,
      "E": 8,
      "V": 6,
      "U": 5,
      "J": 5,
      "Q": 4,
      "L": 4,
      "K": 4,
      "N": 3,
      "O": 2,
      "I": 1,
      "D": 1
    },
    "keyword_counts": {
      "warning": 20,
      "gale": 10,
      "fog": 6,
      "drifting": 2,
      "ais": 2,
      "survey": 1,
      "exercise": 1
    },
    "station_coverage": {
      "resolved_message_count": 63,
      "unresolved_message_count": 47,
      "resolved_station_count": 12,
      "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": 17,
          "basis": "station-signature",
          "matched_terms": [
            "DOGGER",
            "CROMARTY",
            "TYNE",
            "BERYL OIL FIELD"
          ]
        },
        {
          "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": 10,
          "basis": "station-signature",
          "matched_terms": [
            "NCC HAMBURG"
          ]
        },
        {
          "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": 7,
          "basis": "station-signature",
          "matched_terms": [
            "THAMES"
          ]
        },
        {
          "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": [
            "OOSTENDE",
            "OOSTENDERADIO"
          ]
        },
        {
          "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",
            "LUNDY",
            "PORTLAND"
          ]
        },
        {
          "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": 4,
          "basis": "station-signature",
          "matched_terms": [
            "AVURNAV CHERBOURG",
            "CHERBOURG"
          ]
        },
        {
          "key": "mondolfo",
          "code": "U",
          "station_name": "Mondolfo",
          "country": "Italy",
          "nav_area": "III",
          "latitude": 43.7418,
          "longitude": 13.1388,
          "coverage_label": "Adriatic Sea and central Italian coast",
          "message_count": 4,
          "basis": "station-signature",
          "matched_terms": [
            "MONDOLFO RADIO"
          ]
        },
        {
          "key": "rogaland",
          "code": "L",
          "station_name": "Rogaland Radio",
          "country": "Norway",
          "nav_area": "I",
          "latitude": 58.6487,
          "longitude": 5.6097,
          "coverage_label": "South-west Norwegian coast",
          "message_count": 3,
          "basis": "regional-context",
          "matched_terms": [
            "SKAGERRAK"
          ]
        },
        {
          "key": "sellia_marina",
          "code": "V",
          "station_name": "Sellia Marina",
          "country": "Italy",
          "nav_area": "III",
          "latitude": 38.8702,
          "longitude": 16.718,
          "coverage_label": "Ionian Sea and Strait of Messina",
          "message_count": 3,
          "basis": "station-signature",
          "matched_terms": [
            "IONIAN",
            "SOUTHERN IONIAN"
          ]
        },
        {
          "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": 2,
          "basis": "station-signature",
          "matched_terms": [
            "NORTH SEA"
          ]
        },
        {
          "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": "orlandet",
          "code": "N",
          "station_name": "Orlandet",
          "country": "Norway",
          "nav_area": "I",
          "latitude": 63.6617,
          "longitude": 9.5467,
          "coverage_label": "Norwegian Sea and central Norwegian coast",
          "message_count": 1,
          "basis": "regional-context",
          "matched_terms": [
            "STOREGGA",
            "HALTEN BANK",
            "FROEYA"
          ]
        }
      ],
      "code_rows": [
        {
          "code": "G",
          "message_count": 23,
          "resolved_station_names": [
            "Cullercoats"
          ],
          "unresolved_message_count": 7
        },
        {
          "code": "T",
          "message_count": 22,
          "resolved_station_names": [
            "Oostende Radio",
            "Cullercoats"
          ],
          "unresolved_message_count": 16
        },
        {
          "code": "S",
          "message_count": 14,
          "resolved_station_names": [
            "Pinneberg"
          ],
          "unresolved_message_count": 4
        },
        {
          "code": "P",
          "message_count": 8,
          "resolved_station_names": [
            "Oostende (Thames Approaches relay)",
            "Netherlands Coastguard Radio"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "E",
          "message_count": 8,
          "resolved_station_names": [
            "Niton"
          ],
          "unresolved_message_count": 4
        },
        {
          "code": "V",
          "message_count": 6,
          "resolved_station_names": [
            "Sellia Marina",
            "Oostende (Thames Approaches relay)"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "U",
          "message_count": 5,
          "resolved_station_names": [
            "Mondolfo"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "J",
          "message_count": 5,
          "resolved_station_names": [],
          "unresolved_message_count": 5
        },
        {
          "code": "Q",
          "message_count": 4,
          "resolved_station_names": [
            "Split"
          ],
          "unresolved_message_count": 2
        },
        {
          "code": "L",
          "message_count": 4,
          "resolved_station_names": [
            "Rogaland Radio"
          ],
          "unresolved_message_count": 1
        },
        {
          "code": "K",
          "message_count": 4,
          "resolved_station_names": [
            "Niton (France relay)"
          ],
          "unresolved_message_count": 0
        },
        {
          "code": "N",
          "message_count": 3,
          "resolved_station_names": [
            "Orlandet"
          ],
          "unresolved_message_count": 2
        },
        {
          "code": "O",
          "message_count": 2,
          "resolved_station_names": [],
          "unresolved_message_count": 2
        },
        {
          "code": "I",
          "message_count": 1,
          "resolved_station_names": [],
          "unresolved_message_count": 1
        },
        {
          "code": "D",
          "message_count": 1,
          "resolved_station_names": [
            "Oostende Radio"
          ],
          "unresolved_message_count": 0
        }
      ],
      "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 110 messages; dominant B1 codes were G (23), T (22), S (14); keyword concentration led by warning (20), gale (10), fog (6), drifting (2).",
      "[VA13] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Coastal warning ng. Decoding is partial rather than complete.",
      "[VA12] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Coastal warning nr. 127/26 xr 25 ( 3 releasp. Decoding is partial rather than complete.",
      "[VA11] navigational warning for Unresolved B1 code V. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.",
      "No direct mentions were found in this corpus window."
    ],
    "main_developments": [
      "[VA13] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Coastal warning ng. Decoding is partial rather than complete.",
      "[VA12] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Coastal warning nr. 127/26 xr 25 ( 3 releasp. Decoding is partial rather than complete.",
      "[VA11] navigational warning for Unresolved B1 code V. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.",
      "[VA09] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Sciara biscari lighthouse i.l. 9$ 1) ' 8. . !.!. ! ! 9, 0:. 0 . . has resumed reg symz pyhfz marisicilia coastal warning nr. 135/26 am 02 stop ik cancelled. Decoding is partial rather than complete.",
      "[unknown] operational notice for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says: Turbine g27, 52-09.8n 002-33.5e og signal inoperative. Decoding is partial rather than complete.",
      "[UA76] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Transit, anchorage and fishing are prohibited.",
      "[UA75] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: G physmwyfhf mjpm mg pjxy lighthouse of pescara i.l. Decoding is partial rather than complete.",
      "[UA70] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Coastal warning nr. 173/26 mar 3. 0. 6!' !. Decoding is partial rather than complete."
    ],
    "weather_and_sea_state": [
      "[QE93] weather forecast for Croatia - Adriatic Sea. This is a weather bulletin; readable sections mention fog across the covered waters. Decoding is partial rather than complete.",
      "[NB82] meteorological warning for Unresolved B1 code N. Readable text says: Hb buuemgk bnkkbhmd atampen: nw occ gale 8 fm sun 22utc to mon 02 h onjhzyp. Decoding is partial rather than complete.",
      "[NE16] weather forecast for Norway - Norwegian Sea and central Norwegian coast. Readable text says: Vrb 5, ocnl nw gale 89. 1 :$ . '. Decoding is partial rather than complete.",
      "[unknown] operational notice for Unresolved B1 code T. Readable text says: W near gale 7, decr to 5. very rough to mod. rain, mod, becmg dry, gobd onongonniii v kaxaupb hp nq gchhmhm. Decoding is partial rather than complete.",
      "[LB18] meteorological warning for Norway - South-west Norwegian coast. Readable text says: Inner skagerrak: w occ gale 8 fm sun 22utc to mon 09utc."
    ],
    "navigation_and_safety_alerts": [
      "[VA13] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Coastal warning ng. Decoding is partial rather than complete.",
      "[VA12] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Coastal warning nr. 127/26 xr 25 ( 3 releasp. Decoding is partial rather than complete.",
      "[VA11] navigational warning for Unresolved B1 code V. This is a weather bulletin; readable sections mention ice across the covered waters. Decoding is partial rather than complete.",
      "[VA09] navigational warning for Italy - Ionian Sea and Strait of Messina. Readable text says: Sciara biscari lighthouse i.l. 9$ 1) ' 8. . !.!. ! ! 9, 0:. 0 . . has resumed reg symz pyhfz marisicilia coastal warning nr. 135/26 am 02 stop ik cancelled. Decoding is partial rather than complete.",
      "[unknown] operational notice for Belgium / United Kingdom - Thames approaches and Dover approaches. Readable text says: Turbine g27, 52-09.8n 002-33.5e og signal inoperative. Decoding is partial rather than complete.",
      "[UA76] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Transit, anchorage and fishing are prohibited.",
      "[UA75] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: G physmwyfhf mjpm mg pjxy lighthouse of pescara i.l. Decoding is partial rather than complete.",
      "[UA70] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Coastal warning nr. 173/26 mar 3. 0. 6!' !. Decoding is partial rather than complete."
    ],
    "electronic_interference_and_navigation_integrity": [
      "[GA07] navigational warning for United Kingdom - North Sea and north-east UK coast. Readable text reports a fog signal outage near 53-11.9N 002-29.1E.",
      "[GA18] navigational warning for Unresolved B1 code G. Readable text says an AIS transmitter is inoperative near 56-12.3N 002-09.8W.",
      "[KA28] navigational warning for United Kingdom / France - Channel Islands and north-east French coast. Readable text says: Untilm cyhdpymzhf pongzm fjdf trawling, dredging, anchoring and diving within this area. Decoding is partial rather than complete.",
      "[GA94] navigational warning for United Kingdom - North Sea and north-east UK coast. Readable text reports a fog signal outage. Decoding is partial rather than complete."
    ],
    "special_operations_and_military_activity": [
      "[UA76] navigational warning for Italy - Adriatic Sea and central Italian coast. Readable text says: Transit, anchorage and fishing are prohibited.",
      "[KA40] navigational warning for United Kingdom / France - Channel Islands and north-east French coast. Readable text says: 1. firing exercise. 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=23, medium=42, low=45.",
      "50 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.",
      "45 messages were classified as low decode quality and may contain damaged titles or coordinates."
    ]
  }
}