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 1531/022002-07-10 → 2002-07-11
    Santo alberto light 05-03.1S 036-02.3W unlit
  2. HYDROLANT 1485/022002-07-05 → 2003-06-23
    RACON at recife manoel luis BF-1 lightfloat 00-49S 044-16W inoperative
  3. HYDROLANT 1470/022002-07-03 → 2002-07-05
    Ilhota de contas light 14-16S 038-59W unlit
  4. HYDROLANT 1456/022002-07-02 → 2002-08-28
    Bahia san gregorio light 45-01.5S 065-37.8W unlit
  5. HYDROLANT 1448/022002-07-01 → 2002-07-12
    Pirajuba light 02-12.7S 044-24.2W unlit
  6. HYDROLANT 1438/022002-06-29 → 2002-06-30
    Cabo bueno tiempo light 51-32.8S 068-57.1W unreliable
  7. HYDROLANT 1396/022002-06-24 → 2002-06-29
    RACON at ilha de santana light 02-16S 043-37W inoperative
  8. HYDROLANT 1394/022002-06-23 → 2002-06-25
    Recife de natal light 05-45.1S 035-11.7W unlit
  9. HYDROLANT 1380/022002-06-21 → 2002-07-05
    Dgps station at ponta de sao marcos light 02-29S 044-18W inoperative
  10. HYDROLANT 1370/022002-06-20 → 2002-06-28
    Cabo curioso light 49-11S 067-37W unlit
  11. HYDROLANT 1310/022002-06-13 → 2002-06-16
    Morro de imbituba light 28-14.0S 048-38.7W unlit
  12. HYDROLANT 1300/022002-06-12 → 2002-06-18
    Radiobeacon at cabo santa maria light 34-40.3S 054-09.1W inoperative
  13. HYDROLANT 1194/022002-05-30 → 2002-06-07
    Morro de sao paulo light 13-22.5S 038-54.9W unlit
  14. HYDROLANT 951/022002-04-24 → 2002-05-14
    RACON at ihla de santana light 02-16.2S 043-37.4W inoperative
  15. HYDROLANT 932/022002-04-22 → 2002-04-27
    Ilha do bom abrigo light 25-07.4S 047-51.7W unlit
  16. HYDROLANT 931/022002-04-22 → 2002-07-04
    RACON at simao grande light 00-15.4S 048-24.1W inoperative
  17. HYDROLANT 724/022002-03-29 → 2002-04-04
    Radiobeacon at barra light 32-07.1S 052-04.6W inoperative
  18. HYDROLANT 573/022002-03-12 → 2002-03-15
    Ponta paracuru light 03-24.0S 039-00.7W unlit
  19. HYDROLANT 527/022002-03-07 → 2002-06-29
    Isla pinguino light 47-55S 065-43W unlit
  20. HYDROLANT 526/022002-03-07 → 2002-06-29
    Cabo buen tiempo light 51-32.8S 068-57.1W unreliable
  21. HYDROLANT 511/022002-03-05 → 2002-04-03
    Rio grande radiobeacon and dgps station 32-08.9S 052-06.2W inoperative 07 mar thru 02 apr
  22. HYDROLANT 479/022002-03-01 → 2002-03-14
    Radiobeacon at cabo santa maria light 34-40.3S 054-09.1W off air
  23. HYDROLANT 440/022002-02-23 → 2002-03-01
    Guaxindiba light 21-28.0S 041-02.9W unlit
  24. HYDROLANT 439/022002-02-23 → 2002-03-01
    Ponta do retiro light 21-21.6S 040-57.8W unlit
  25. HYDROLANT 419/022002-02-22 → 2002-03-06
    Quintao light 30-24.0S 050-17.4W unlit
  26. HYDROLANT 403/022002-02-20 → 2002-02-23
    Ararangua light 28-56.1S 049-21.5W unlit
  27. HYDROLANT 304/022002-02-06 → 2002-03-27
    Radiobeacon at isla de lobos light 35-02S 054-53W off air
  28. HYDROLANT 294/022002-02-05 → 2002-02-06
    Belmonte light 15-51.8S 038-52.6W unreliable
  29. HYDROLANT 293/022002-02-05 → 2002-02-06
    Morro de sao paulo light 13-22.5S 038-54.9W unlit
  30. HYDROLANT 266/022002-02-02 → 2002-02-06
    Ponta de castelhanos light 23-10.05S 044-05.57W unreliable
  31. HYDROLANT 244/022002-02-01 → 2002-02-02
    Risca do zumbi buoy 05-11S 035-11W temporarily removed
  32. HYDROLANT 224/022002-01-30 → 2002-02-02
    Radiobeacon and dgps station at ilha da moela light 24-03.1S 046-15.9W inoperative
  33. HYDROLANT 182/022002-01-25 → 2002-01-30
    Curuca light 00-33.9S 047-45.9W unlit
  34. HYDROLANT 181/022002-01-25 → 2002-01-29
    Itariri light 11-58.2S 037-37.3W unlit
  35. HYDROLANT 87/022002-01-12 → 2002-01-19
    Araripe light 16-08.1S 038-57.9W unlit
  36. HYDROLANT 86/022002-01-12 → 2002-01-24
    Juatinga light 23-17.6S 044-30.3W unlit
  37. HYDROLANT 3277/012001-12-26 → 2002-01-25
    Radiobeacon and dgps station at cabo santa marta light 28-36.2S 048-48.8W inoperative 29 dec thru 26 jan
  38. HYDROLANT 3204/012001-12-18 → 2002-01-17
    Radiobeacon at chui light 33-44.5S 053-22.4W inoperative 21 dec thru 17 jan
  39. HYDROLANT 3173/012001-12-14 → 2001-12-21
    Ilha queimada grande light 24-28.8S 046-40.5W unlit
  40. HYDROLANT 3165/012001-12-13 → 2002-01-19
    Morro branco light 04-09.5S 038-06.5W unlit
  41. HYDROLANT 3107/012001-12-07 → 2001-12-14
    RACON at canal dos abrolhos light 17-57.8S 038-41.5W inoperative
  42. HYDROLANT 3089/012001-12-05 → 2002-02-06
    Radiobeacon at isla de lobos light 35-02S 054-53W off air
  43. HYDROLANT 3006/012001-11-24 → 2001-11-27
    Ilha caioba light 25-51.2S 048-32.1W unlit
  44. HYDROLANT 3002/012001-11-24 → 2001-12-06
    San gregorio light 45-01.5S 065-37.7W unreliable
  45. HYDROLANT 2973/012001-11-20 → 2002-03-24
    RACON at albardao light 33-12S 052-42W inoperative
  46. HYDROLANT 2936/012001-11-15 → 2001-11-20
    Berta light 30-27S 050-19W unlit
  47. HYDROLANT 2921/012001-11-13 → 2001-11-15
    Ilha queimada grande light 24-28.8S 046-40.5W unlit
  48. HYDROLANT 2820/012001-11-01 → 2001-11-11
    Canal dos abrolhos light 17-57.8S 038-41.5W unreliable until 10 nov
  49. HYDROLANT 2709/012001-10-19 → 2001-10-26
    Mucuripe light 03-43.5S 038-28.3W unreliable
  50. HYDROLANT 2708/012001-10-19 → 2001-10-23
    Dgps station at sergipe light 10-58S 037-02W inoperative 231100Z to 231400Z oct

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 34 · seahazards