Nga chart 24050 (11TH ed)
South Atlantic Ocean · HYDROLANT 668/11
What this record establishes
Archived notice · 2011-04-26 06:23Z
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) · NAVAREA VI 98/11 200200Z APR 11.. Issued 2011-04-20 05:41Z. 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
- South Atlantic Ocean. The parsed report position is -35.025, -54.883. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Nga chart 24050 (11TH ed)later cancellation notice
Current notices and reporting history in the South Atlantic Ocean →
- issued
- 2011-04-20 05:41Z
- status
- Archived notice
- authority
- NAVAREA VI 98/11 200200Z APR 11.
- NAVAREA
- NAVAREA VI · named as the source of this relay
- sea
- South Atlantic Ocean
- position
- -35.025, -54.883
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
URUGUAY. NGA CHART 24050 (11TH ED). ISLA DE LOBOS LIGHT 35-01.5S 054-53.0W RANGE REDUCED TO EIGHT MILES.
Reading this warning
- Chart reference
- The number of the nautical chart on which the reported position lies.
- 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.
Collected reports in this area · aids-to-navigation notices
56 within 180 nm since 1998 · 1 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.
- Radiobeacon at chui light 33-44.6S 053-22.5W off air until 17 jan 272026-07-22
- Chui light 33-44.60S 053-22.50W unlit until 12 feb 252024-08-17
- RACON at albardao light 33-12.22S 052-42.47W inoperative until 30 sep2024-04-04
- Farol verga light 32-58.59S 052-33.50W removed2023-05-23
- Radiobeacon at chui light 33-44.6S 053-22.5W inoperative until 20 jul2022-01-22
- Albardao light 33-12-13S 052-42-28W unlit2020-02-11
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
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
134 aids-to-navigation notices listed in force · see all
Record snapshot 2026-10-03 03:41Z; source collection times vary.
Nav aids
Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →
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.