Aids-to-navigation notices in the South Atlantic Ocean

Lights extinguished, buoys off station, RACON/NAVTEX outages.

in force
17
last 12 months
20
vs previous 12 (5)
+300%
since 1998
1,959

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 17

  1. HYDROLANT 1505/26in force2026-08-05
    Araripe Light at 16-08.09S 038-57.86W is unlit until 31 Jan 2027.
    South Atlantic · Brazil
  2. HYDROLANT 1407/26in force2026-07-22
    The radiobeacon at Chui Light, Brazil, is off air until 17 Jan 27.
    South Atlantic · Brazil
  3. HYDROLANT 1258/26in force2026-06-27
    An ocean data buoy is temporarily established in the South Atlantic off Brazil at 32-14.29S 051-58.16W, with cancellation December 26.
    South Atlantic · Brazil
  4. HYDROLANT 942/26in force2026-05-13
    An ocean data acquisition buoy is established at 05-09.46S 035-09.81W in the South Atlantic off Brazil; this message cancels at 080001Z Nov 26.
    South Atlantic · Brazil
  5. HYDROLANT 906/26in force2026-05-08
    An ODAS buoy Bravo RN-L is temporarily established in the South Atlantic off Brazil at 04-53.00S 035-46.01W until 20 October.
    South Atlantic · Brazil
  6. HYDROLANT 900/26in force2026-05-07
    Tamandare Light in Brazil is unlit until November 2.
    South Atlantic · Brazil
  7. HYDROLANT 882/26in force2026-05-04
    Maceio light, 09-41.03S 035-43.38W, is unlit until 31 October; cancellation at 010001Z November 26.
    South Atlantic · Brazil
  8. HYDROLANT 810/26in force2026-04-23
    A yellow data buoy is established in the South Atlantic off Brazil at 17-58.12S 038-41.48W until October 19; message cancels October 26.
    South Atlantic · Brazil
  9. HYDROLANT 809/26in force2026-04-23
    An ODAS buoy is temporarily established in the South Atlantic off Brazil at 32-32.46S 052-06.03W until 31 Dec 2027; HYDROLANT 1946/25 canceled.
    South Atlantic · Brazil
  10. HYDROLANT 746/26in force2026-04-14
    A data buoy is temporarily established in the South Atlantic off Brazil at 21-34.20S 040-43.62W until 13 April 2027.
    South Atlantic · Brazil
  11. HYDROLANT 657/26in force2026-04-02
    Radar beacon at Cabo Sao Tome light is off air until 28 Sep.
    South Atlantic · Brazil
  12. HYDROLANT 638/26in force2026-03-31
    Ponta dos Meros light at 23-13.57S 044-20.83W is unlit until 26 September; cancel advisories.
    South Atlantic · Brazil
  13. HYDROLANT 628/26in force2026-03-30
    An ODAS buoy is established at 24-06.36S 045-38.78W; this message cancels 250001Z September 2026.
    South Atlantic · Brazil
  14. HYDROLANT 627/26in force2026-03-30
    Light at Laje da Conceicao, 24-14.18S 046-41.46W, is unlit until 24 September.
    South Atlantic · Brazil
  15. HYDROLANT 492/26in force2026-03-13
    Barra de Itabapoana light is unlit until 08 September 2026; previous warnings cancelled.
    South Atlantic · Brazil
  16. HYDROLANT 453/26in force2026-03-07
    Caete Light at 00-49S 046-36W is destroyed; message cancels on September 3, 2026.
    South Atlantic · Brazil
  17. HYDROLANT 434/26in force2026-03-05
    Ponta da Galheta light at 27-34.55S 048-24.99W is unlit until 31 August. Cancellation on 1 September 2026.
    South Atlantic · Brazil

Longest in force

  1. HYDROLANT 434/26in force2026-03-05 · 171 d
    Ponta da Galheta light at 27-34.55S 048-24.99W is unlit until 31 August. Cancellation on 1 September 2026.
    South Atlantic · Brazil
  2. HYDROLANT 453/26in force2026-03-07 · 169 d
    Caete Light at 00-49S 046-36W is destroyed; message cancels on September 3, 2026.
    South Atlantic · Brazil
  3. HYDROLANT 492/26in force2026-03-13 · 163 d
    Barra de Itabapoana light is unlit until 08 September 2026; previous warnings cancelled.
    South Atlantic · Brazil
  4. HYDROLANT 627/26in force2026-03-30 · 145 d
    Light at Laje da Conceicao, 24-14.18S 046-41.46W, is unlit until 24 September.
    South Atlantic · Brazil
  5. HYDROLANT 628/26in force2026-03-30 · 145 d
    An ODAS buoy is established at 24-06.36S 045-38.78W; this message cancels 250001Z September 2026.
    South Atlantic · Brazil

By year

98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the South Atlantic Ocean

Archive · 1,942 cancelled

  1. HYDROLANT 2825/991999-12-27 → 2000-02-11
    Hondeklipbaai light 30-18.5S 017-16.3E unlit
  2. HYDROLANT 2757/991999-12-19 → 1999-12-24
    Sucuraca light 19-07.5S 039-43.0W unlit
  3. HYDROLANT 2744/991999-12-17 → 2000-02-15
    RACON at ponta de itapage light 02-52.27S 039-56.64W inoperative
  4. HYDROLANT 2664/991999-12-09 → 1999-12-18
    Ponta de pedras light 07-37.8S 034-48.7W unlit
  5. HYDROLANT 2663/991999-12-09 → 1999-12-18
    Santo agostinho light 08-21.1S 034-56.9W unlit
  6. HYDROLANT 2548/991999-11-26 → 1999-11-30
    Risca do zumbi lightship 05-11.0S 035-11.2W unlit
  7. HYDROLANT 2520/991999-11-24 → 1999-12-19
    Radiobeacon at chui light 33-44.5S 053-22.3W off air until 18 dec
  8. HYDROLANT 2471/991999-11-18 → 1999-11-21
    Ponta da tabatinga light 06-02.7S 035-06.8W unlit
  9. HYDROLANT 2405/991999-11-10 → 1999-11-28
    Rincon buoy 39-23.8S 061-29.0W unlit
  10. HYDROLANT 2404/991999-11-10 → 1999-11-19
    Ponta paracuru light 03-24.1S 039-00.7W unlit
  11. HYDROLANT 2362/991999-11-05 → 1999-11-10
    Santa luzia light 20-19.5S 040-16.1W unreliable
  12. HYDROLANT 2361/991999-11-05 → 1999-12-01
    Radiobeacon at tramandai light 30-00.6S 050-08.1W off air
  13. HYDROLANT 2359/991999-11-05 → 1999-12-24
    Radiobeacon and dgps station at ilha da moela light 24-03.1S 046-15.9W unreliable
  14. HYDROLANT 2282/991999-10-26 → 1999-11-07
    Rincon buoy 39-23.8S 061-29.0W unlit
  15. HYDROLANT 2209/991999-10-15 → 1999-11-05
    Ponta da tabatinga light 06-02.7S 035-06.8W unlit
  16. HYDROLANT 2208/991999-10-15 → 1999-11-12
    Radiobeacon and dgps station at sergipe light 10-58.2S 037-02.2W inoperative
  17. HYDROLANT 2199/991999-10-14 → 1999-12-31
    Sucuraca light, FL(2) w 30 sec 24 miles, established in 19-07.5S 039-43.0W
  18. HYDROLANT 2092/991999-10-01 → 1999-10-14
    Radiobeacon and dgps station at santa marta light 28-36.2S 048-48.7W off air
  19. HYDROLANT 2051/991999-09-26 → 1999-09-28
    Cabo branco light 07-08.9S 034-47.7W unlit
  20. HYDROLANT 2027/991999-09-22 → 1999-10-03
    RACON at ponta do boi light 23-58S 045-15W inoperative
  21. HYDROLANT 2026/991999-09-22 → 1999-09-23
    Ponta da tabatinga light 06-02.7S 035-06.7W unlit
  22. HYDROLANT 2014/991999-09-21 → 1999-09-23
    Cabecudas light 26-55.5S 048-37.3W unlit
  23. HYDROLANT 1981/991999-09-17 → 1999-09-23
    Paracuru light 03-24.1S 039-00.7W unlit
  24. HYDROLANT 1972/991999-09-16 → 1999-10-01
    Agulha light 04-52.5S 036-16.2W unlit
  25. HYDROLANT 1957/991999-09-15 → 1999-10-14
    Radiobeacon and dgps station at sao marcos light 02-29.3S 044-18.1W off air until 13 oct
  26. HYDROLANT 1889/991999-09-05 → 1999-10-02
    Rio grande radiobeacon and dgps station 32-08.9S 052-06.2W off air
  27. HYDROLANT 1833/991999-08-30 → 1999-09-01
    Rincon buoy 39-24S 061-29W unlit
  28. HYDROLANT 1820/991999-08-29 → 1999-09-10
    Risca do zumbi buoy 05-11.0S 035-11.2W unlit
  29. HYDROLANT 1804/991999-08-27 → 1999-09-04
    Arroio do sal light 29-33.4S 049-53.3W unlit
  30. HYDROLANT 1766/991999-08-22 → 1999-08-29
    Ponta pecem light 03-33.0S 038-49.1W unlit
  31. HYDROLANT 1702/991999-08-14 → 1999-08-14
    Ilha rasa light 23-04S 043-09W unreliable
  32. HYDROLANT 1620/991999-08-05 → 1999-10-09
    Dgps beacon at abrolhos light 17-57.8S 038-41.7W inoperative
  33. HYDROLANT 1555/991999-07-28 → 1999-10-15
    Sao marcos de fora (BF-3) lightfloat 01-34.9S 043-50.8W missing
  34. HYDROLANT 1554/991999-07-28 → 1999-08-19
    Risca do zumbi buoy 05-11.0S 035-11.2W missing
  35. HYDROLANT 1535/991999-07-26 → 1999-11-16
    Bahia san gregorio light 45-01.5S 065-37.8W unreliable
  36. HYDROLANT 1530/991999-07-25 → 1999-07-28
    Sao marcos de fora (BF-3) lightfloat 01-34.9S 043-50.8W missing
  37. HYDROLANT 1518/991999-07-23 → 1999-07-28
    Cabo frio light 23-00.8S 042-00.0W unreliable
  38. HYDROLANT 1490/991999-07-17 → 1999-07-28
    RACON at agulha light 04-52.5S 036-16.3W inoperative
  39. HYDROLANT 1374/991999-07-03 → 1999-08-03
    Radiobeacon and dgps service at aracaju light 10-58.2S 037-02.2W inoperative
  40. HYDROLANT 1307/991999-06-24 → 1999-07-28
    Sao marcos de fora (BF-3) lightfloat 01-34.9S 043-50.8W missing
  41. HYDROLANT 1285/991999-06-22 → 1999-06-26
    Radiobeacon and dgps service at rasa light 23-03.8S 043-08.7W off air
  42. HYDROLANT 1262/991999-06-18 → 1999-06-24
    Itariri light 11-57.3S 037-37.3W unlit
  43. HYDROLANT 1213/991999-06-11 → 1999-06-25
    Radiobeacon at isla de lobos light 35-02S 054-53W off air
  44. HYDROLANT 1212/991999-06-11 → 2000-02-06
    Radiobeacon at santa maria light 34-40.01S 054-09.02W off air
  45. HYDROLANT 1178/991999-06-07 → 1999-06-25
    Rincon buoy 39-24S 061-29W unlit
  46. HYDROLANT 1168/991999-06-07 → 1999-06-18
    Ponta dos cajuais light 04-42.6S 037-21.7W unlit
  47. HYDROLANT 1135/991999-06-02 → 1999-09-30
    RACON at simao grande light 00-15.4S 048-24.0W inoperative
  48. HYDROLANT 1113/991999-06-01 → 1999-06-02
    Ilheus light 14-48.3S 039-01.5W unreliable
  49. HYDROLANT 1099/991999-05-29 → 1999-06-01
    Ilheus light 14-48.3S 039-01.5W unlit
  50. HYDROLANT 1088/991999-05-27 → 1999-06-07
    Ponta dos cajuais light 04-42.6S 037-21.7W unreliable

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.

Aids-to-navigation notices in the South Atlantic Ocean — page 38 · seahazards