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 · 170 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 · 168 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 · 162 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 747/172017-03-07 → 2017-03-31
    Ilha de santana light 02-16.2S 043-37.4W unlit until 03 sep
    Western South Atlantic · Brazil-north Coast
  2. HYDROLANT 656/172017-02-27 → 2017-03-01
    Ilha rasa light 23-03.8S 043-08.8W unreliable until 26 aug
    Western South Atlantic · Brazil-south Coast
  3. HYDROLANT 586/172017-02-21 → 2017-02-22
    Ilha rasa light 23-03.8S 043-08.8W unreliable until 19 aug
    Western South Atlantic · Brazil-south Coast
  4. HYDROLANT 575/172017-02-20 → 2017-03-05
    Santo alberto light 05-03.2S 036-02.3W unlit until 18 aug
    Western South Atlantic · Brazil-northeast Coast
  5. HYDROLANT 499/172017-02-13 → 2017-02-14
    Fort santa cruz light 22-56.3S 043-08.1W unlit until 12 aug
    Western South Atlantic · Brazil-south Coast
  6. HYDROLANT 429/172017-02-07 → 2017-03-09
    Cancel this msg 060459Z aug 17
    Western North Atlantic · Brazil-southeast Coast
  7. HYDROLANT 362/172017-02-02 → 2017-02-14
    Tamandare light 08-45.4S 035-06.2W unlit until 020300Z aug 17
    Western South Atlantic · Brazil-northeast Coast
  8. HYDROLANT 342/172017-02-01 → 2017-02-15
    Ponta dos naufragados light 27-50.1S 048-34.2W unlit until 311209Z jul
    Western South Atlantic · Brazil-south Coast
  9. HYDROLANT 260/172017-01-25 → 2017-02-02
    Ponta da gameleira light 05-13.2S 035-25.3W unlit until 232130Z jul
    Western South Atlantic · Brazil-northeast Coast
  10. HYDROLANT 135/172017-01-13 → 2017-01-17
    Radiobeacon at chui light 33-44.6S 053-22.5W inoperative until 100300Z jul
    Western South Atlantic · Brazil-south Coast
  11. HYDROLANT 134/172017-01-13 → 2017-01-17
    Araripe light 16-08.1S 038-57.9W unlit until 120300Z jul
    Western South Atlantic · Brazil-east Coast
  12. HYDROLANT 117/172017-01-11 → 2017-01-13
    Radiobeacon at chui light 33-44.6S 053-22.5W off air until 10 jul
    Western South Atlantic · Brazil-south Coast
  13. HYDROLANT 114/172017-01-11 → 2017-07-11
    RACON at ponta do boi light 23-58.0S 045-15.1W inoperative until 10 jul
    Western South Atlantic · Brazil-south Coast
  14. HYDROLANT 104/172017-01-10 → 2017-02-20
    Radiobeacon at cabo santa marta light 28-36.3S 048-48.8W off air until 09 jul
    Western South Atlantic · Brazil-south Coast
  15. HYDROLANT 96/172017-01-09 → 2017-03-09
    Juatinga light 23-17.6S 044-30.3W unlit until 30 jul
    Western South Atlantic · Brazil-south Coast
  16. HYDROLANT 95/172017-01-09 → 2017-03-09
    Ponta dos meros light 23-13.5S 044-20.8W unreliable until 08 jul
    Western South Atlantic · Brazil-south Coast
  17. HYDROLANT 79/172017-01-08 → 2017-01-12
    Baixio do rio fogo light 05-13.8S 035-20.8W unlit until 071802Z jul
    Western South Atlantic · Brazil-northeast Coast
  18. HYDROLANT 3522/162016-12-29 → 2017-04-20
    Ponta de santa luzia light 20-19.5S 040-16.1W unlit
    Brazil-southeast Coast
  19. HYDROLANT 3403/162016-12-16 → 2017-02-26
    Jericoacoara light 02-47.3S 040-30.0W unlit until 141805Z jun 17
    Western South Atlantic · Brazil-north Coast
  20. HYDROLANT 3385/162016-12-16 → 2016-12-23
    Ponta da gameleira light 05-13.2S 035-25.3W unlit until 122250Z jun 17
    Western South Atlantic · Brazil-northeast Coast
  21. HYDROLANT 3376/162016-12-15 → 2016-12-16
    Tamandare light 08-45.4S 035-06.2W unlit until 122240Z jun 17
    Western South Atlantic · Brazil-northeast Coast
  22. HYDROLANT 3331/162016-12-09 → 2017-02-17
    Radiobeacon at ilha da moela light 24-03.0S 046-15.8W off air until 070100Z jun 17
    Western South Atlantic · Brazil-south Coast
  23. HYDROLANT 3236/162016-12-01 → 2016-12-23
    Juatinga light 23-17.6S 044-30.3W unlit
    Western South Atlantic · Brazil-south Coast
  24. HYDROLANT 3133/162016-11-23 → 2016-11-26
    Radiobeacon and dgps station at ilha rasa light 23-03.8S 043-08.8W off air
    Western South Atlantic · Brazil-south Coast
  25. HYDROLANT 3126/162016-11-23 → 2016-12-02
    Sucuraca light 19-05.8S 039-43.4W unlit
    Western South Atlantic · Brazil-east Coast
  26. HYDROLANT 2971/162016-11-10 → 2017-04-20
    Macae light 22-24.9S 041-42.4W unreliable
    Western North Atlantic · Brazil-southeast Coast
  27. HYDROLANT 2953/162016-11-07 → 2016-11-23
    Cabo de sao roque light 05-29.4S 035-15.7W unlit
    Western South Atlantic · Brazil-northeast Coast
  28. HYDROLANT 2913/162016-11-04 → 2016-12-17
    Odas buoy temporarily established in 01-32.75S 043-45.83W
    Western South Atlantic · Brazil-north Coast
  29. HYDROLANT 2910/162016-11-03 → 2017-05-02
    Ponta da praia grande light 01-10.0S 045-38.1W unlit
    Western South Atlantic · Brazil-north Coast
  30. HYDROLANT 2909/162016-11-03 → 2016-12-17
    Ilha do mangunca light 01-36.9S 044-39.3W destroyed
    Western South Atlantic · Brazil-north Coast
  31. HYDROLANT 2908/162016-11-03 → 2016-12-17
    Papagaio light 02-33.7S 043-55.8W destroyed
    Western South Atlantic · Brazil-north Coast
  32. HYDROLANT 2907/162016-11-03 → 2016-12-17
    Pirajuba light 02-12.7S 044-24.2W destroyed
    Western South Atlantic · Brazil-north Coast
  33. HYDROLANT 2906/162016-11-03 → 2016-12-17
    Ilha do medo light 02-31.3S 044-21.9W destroyed
    Western South Atlantic · Brazil-north Coast
  34. HYDROLANT 2872/162016-10-31 → 2016-11-07
    Albardao light 33-12.2S 052-42.5W unlit
    Western South Atlantic · Brazil-south Coast
  35. HYDROLANT 2779/162016-10-22 → 2017-04-19
    Ponta do chapeu virado light 01-08.1S 048-28.2W unlit
    Western South Atlantic · Brazil-north Coast
  36. HYDROLANT 2741/162016-10-19 → 2016-11-11
    Ponta de sao marcos light 02-29.3S 044-18.1W unlit
    Brazil-north Coast
  37. HYDROLANT 2734/162016-10-18 → 2016-10-25
    Santo alberto light 05-03.2S 036-02.3W unlit
    Brazil-northeast Coast
  38. HYDROLANT 2658/162016-10-12 → 2016-10-15
    Ponta negra light 22-57.7S 042-41.6W unlit
    Brazil-south Coast
  39. HYDROLANT 2657/162016-10-12 → 2016-10-15
    Atafona light 21-37.5S 041-00.9W unlit
    Brazil-southeast Coast
  40. HYDROLANT 2601/162016-10-06 → 2016-10-12
    Radiobeacon and dgps station at cabo sao tome light 22-02.5S 041-03.2W off air
    Brazil-southeast Coast
  41. HYDROLANT 2597/162016-10-05 → 2017-02-02
    Ilhas maricas light 23-00.9S 042-55.2W unlit
    Western South Atlantic · Brazil-south Coast
  42. HYDROLANT 2553/162016-10-01 → 2016-10-06
    Dgps station at cabo sao tome light 22-02.5S 041-03.2W off air
    Brazil-southeast Coast
  43. HYDROLANT 2526/162016-09-29 → 2016-10-20
    Radiobeacon at canal dos abrolhos light 17-57.9S 038-41.5W off air
    Brazil-east Coast
  44. HYDROLANT 2457/162016-09-21 → 2016-09-22
    Fort santa cruz light 22-56.3S 043-08.1W unlit
    Brazil-south Coast
  45. HYDROLANT 2423/162016-09-17 → 2016-09-17
    Morro de sao paulo light 13-22.6S 038-54.9W unlit
    Brazil-east Coast
  46. HYDROLANT 2407/162016-09-16 → 2016-09-24
    Salinopolis light 00-36.9S 047-21.4W unreliable
    Brazil-north Coast
  47. HYDROLANT 2401/162016-09-15 → 2016-12-17
    Buoy lp (5) y, temporarily established in 24-20.99S 046-09.98W
    Brazil-south Coast
  48. HYDROLANT 2311/162016-09-06 → 2016-09-17
    Aracati light 04-24.5S 037-46.2W unlit
    Brazil-north Coast
  49. HYDROLANT 2285/162016-09-04 → 2016-09-07
    Olinda light 08-00.7S 034-50.8W unlit
    Brazil-northeast Coast
  50. HYDROLANT 2196/162016-08-26 → 2017-02-02
    Laje marambaia light 23-07.0S 043-50.2W unlit
    Brazil-south Coast

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 15 · seahazards