Naval operations 1100Z to 2200Z daily 20 thru 23 sep in area bound by 10-22.92N 075-33.54W, 10-22.80N…
Caribbean Sea · NAVAREA IV 1084/23
What this record establishes
Archived notice · 2023-09-20 21:18Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · COLOMBIA 302/23 201843Z SEP 23.. Issued 2023-09-20 19:03Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Caribbean Sea. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Related notices and cancellation links
Current notices and reporting history in the Caribbean Sea →
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2023-09-20 11:00Z | 2023-09-20 22:00Z | — | 11 h |
| 2023-09-21 11:00Z | 2023-09-21 22:00Z | — | 11 h |
| 2023-09-22 11:00Z | 2023-09-22 22:00Z | — | 11 h |
| 2023-09-23 11:00Z | 2023-09-23 22:00Z | — | 11 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2023-09-20 19:03Z
- status
- Archived notice
- self-cancels
- 2023-09-23 23:00Z
- authority
- COLOMBIA 302/23 201843Z SEP 23.
- NAVAREA
- NAVAREA IV
- issued by
- COLOMBIA
- sea
- Caribbean Sea
- position
- 10.385, -75.554
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
CARIBBEAN SEA. COLOMBIA. 1. NAVAL OPERATIONS 1100Z TO 2200Z DAILY 20 THRU 23 SEP IN AREA BOUND BY 10-22.92N 075-33.54W, 10-22.80N 075-33.05W, 10-23.29N 075-32.92W, 10-23.41N 075-33.42W. 2. CANCEL THIS MSG 232300Z SEP 23.
Reading this warning
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Collected reports in this area · other warnings
17 within 180 nm since 2006 · 6 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Naval operations 290700Z to 291800Z sep in area bound by 10-18.00N 076-15.00W, 10-48.00N 076-15.00W,…2026-09-25
- Naval operations 170400Z to 190100Z sep in area bound by 10-23.25N 075-32.93W, 10-22.75N 075-32.93W,…2026-09-16
- Naval operations 170400Z to 190100Z sep in area bound by 10-23.28N 075-33.82W, 10-22.35N 075-33.82W,…2026-09-11
- Naval operations 141300Z to 141900Z sep in area bound by 10-23.28N 075-33.82W, 10-22.35N 075-33.82W,…2026-09-11
- Naval operations 0600Z to 1700Z daily 14 thru 16 sep in area bound by 10-29.51N 075-45.00W, 10-20.02N…2026-09-09
- Naval operations 261200Z to 262100Z aug in area bound by 10-18.96N 075-44.50W, 10-18.96N 075-38.96W,…2026-08-22
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
- RACON at rio magdalena F-2 light 11-06.40N 074-51.30W inoperativeNav aids · 59.8 nm
Worldwide in the collected sources
21 other warnings listed in force · see all
Record snapshot 2026-10-03 15:16Z; source collection times vary.
Other
Everything the classifier did not place elsewhere. All current other warnings →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.