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 438/042004-03-18 → 2004-04-08
    Radiobeacon and dgps station at abrolhos light 17-57.8S 038-41.5W inoperative
  2. HYDROLANT 428/042004-03-16 → 2004-03-18
    Agulha light 04-52.5S 036-16.3W unlit
  3. HYDROLANT 295/042004-02-19 → 2004-02-21
    Rio doce light 19-39.0S 039-49.5W unlit
  4. HYDROLANT 289/042004-02-18 → 2004-02-28
    Ilha do mangunca light 01-37S 044-39W unlit
  5. HYDROLANT 272/042004-02-14 → 2004-12-11
    Ponta da praia grande light 01-07.2S 045-37.6W unlit
  6. HYDROLANT 224/042004-02-07 → 2005-01-19
    RACON at simao grande light 00-15S 048-24W inoperative
  7. HYDROLANT 170/042004-01-29 → 2004-03-11
    Santa cruz light 50-09S 068-22W unlit
  8. HYDROLANT 131/042004-01-23 → 2004-01-25
    Ponta cajuais light 04-42.6S 037-21.7W unlit
  9. HYDROLANT 128/042004-01-23 → 2004-02-24
    Dgps station at ponta de calcanhar light 05-09.7S 035-29.1W inoperative
  10. HYDROLANT 2399/032003-12-28 → 2004-04-23
    RACON at berta light 30-24.0S 050-17.3W inoperative
  11. HYDROLANT 2361/032003-12-20 → 2003-12-20
    Morro de sao paulo light 13-22.5S 038-54.9W unlit
  12. HYDROLANT 2354/032003-12-19 → 2004-04-01
    Ararangua light 28-56.1S 049-21.7W unreliable
  13. HYDROLANT 2294/032003-12-10 → 2003-12-20
    Canal dos abrolhos light 17-57.8S 038-41.5W unreliable
  14. HYDROLANT 2270/032003-12-05 → 2003-12-11
    Alto da bandeira light 03-52.5S 032-27.7W unlit
  15. HYDROLANT 2255/032003-12-03 → 2003-12-06
    Ponta negra light 22-57.6S 042-41.5W unlit
  16. HYDROLANT 2240/032003-12-01 → 2003-12-04
    Radiobeacon at sergipe light 10-58.2S 037-02.2W inoperative
  17. HYDROLANT 2226/032003-11-28 → 2003-12-04
    Santa isabela light 10-49.4S 036-56.1W unlit
  18. HYDROLANT 2175/032003-11-20 → 2004-05-18
    RACON at ponta do boi light 23-58S 045-15W inoperative
  19. HYDROLANT 2150/032003-11-16 → 2003-11-21
    Belmonte light 15-51.8S 038-52.6W unlit
  20. HYDROLANT 2135/032003-11-13 → 2003-11-14
    Mucuri light 18-03.6S 039-32.1W unlit
  21. HYDROLANT 2130/032003-11-13 → 2003-12-13
    Radiobeacon at salinopolis light 00-37S 047-21W inoperative
  22. HYDROLANT 2129/032003-11-13 → 2003-12-05
    Radiobeacon at cabo sao tome light 22-02.5S 041-03.2W inoperative until 04 dec
  23. HYDROLANT 2093/032003-11-08 → 2003-11-13
    RACON at salinopolis light 00-37S 047-21W inoperative
  24. HYDROLANT 2058/032003-11-01 → 2004-03-03
    Ponta da galheta light 27-34.5S 048-25.0W unlit
  25. HYDROLANT 1994/032003-10-23 → 2003-10-28
    Morro taipus light 13-57.2S 038-56.5W unlit
  26. HYDROLANT 1988/032003-10-23 → 2003-10-23
    Radiobeacon at cabo polonio light 34-24S 053-47W off air
  27. HYDROLANT 1983/032003-10-22 → 2003-10-24
    Santo alberto light 05-03.1S 036-02.3W unlit
  28. HYDROLANT 1975/032003-10-21 → 2003-10-25
    Radiobeacon and dgps station at sergipe light 10-58.2S 037-02.2W inoperative
  29. HYDROLANT 1948/032003-10-17 → 2003-12-19
    Dgps station at ilha da moela light 24-03.1S 046-15.9W inoperative
  30. HYDROLANT 1902/032003-10-09 → 2003-11-02
    Alto da bandeira light 03-52-29S 032-27-39W unlit
  31. HYDROLANT 1869/032003-10-02 → 2003-10-07
    El rincon buoy 39-24S 061-29W unlit
  32. HYDROLANT 1865/032003-10-01 → 2003-10-17
    Radiobeacon at tramandai light 30-00.5S 050-08.1W inoperative until 16 oct
  33. HYDROLANT 1834/032003-09-26 → 2004-03-24
    Cabo san diego light 54-39S 065-07W unlit
  34. HYDROLANT 1773/032003-09-16 → 2003-09-18
    Maceio light 09-39.5S 035-43.5W unreliable
  35. HYDROLANT 1754/032003-09-13 → 2003-09-25
    Alto da bandeira light 03-52.5S 032-27.7W unlit
  36. HYDROLANT 1744/032003-09-12 → 2003-09-13
    Ponta do retiro light 21-21.6S 040-57.8W unlit
  37. HYDROLANT 1691/032003-09-05 → 2003-09-14
    Morro taipus light 13-57.2S 038-56.5W unlit
  38. HYDROLANT 1646/032003-08-29 → 2003-10-23
    Cabo polonio light 34-24S 053-47W unlit
  39. HYDROLANT 1640/032003-08-28 → 2003-08-29
    Recife de natal light 05-45.1S 035-11.7W unlit
  40. HYDROLANT 1607/032003-08-22 → 2003-11-15
    Lencois grandes light 02-22.8S 043-16.2W unlit
  41. HYDROLANT 1606/032003-08-22 → 2003-12-04
    Ponta da praia grande light 01-07.2S 045-37.6W unlit
  42. HYDROLANT 1546/032003-08-14 → 2003-08-15
    Porto seguro light 16-26.2S 039-03.8W unlit
  43. HYDROLANT 1535/032003-08-13 → 2003-08-14
    Cabo virgenes light 52-20S 068-21W unlit
  44. HYDROLANT 1462/032003-08-02 → 2003-08-06
    Itariri light 11-57S 037-37W unlit
  45. HYDROLANT 1443/032003-07-28 → 2003-07-02
    Torres light 29-20.7S 049-43.7W unlit
  46. HYDROLANT 1341/032003-07-12 → 2003-07-13
    Ponta de pedras light 07-37.8S 034-48.7W unlit
  47. HYDROLANT 1330/032003-07-10 → 2003-07-10
    Dgps station and radiobeacon at ponta de calcanhar light 05-10S 035-29W off air until 101200Z jul
  48. HYDROLANT 1326/032003-07-09 → 2003-07-10
    Dgps station at ponta de calcanhar light 05-10S 035-29W off air 091200Z to 101200Z jul
  49. HYDROLANT 1251/032003-06-28 → 2003-07-01
    Barra das preguicas light 02-36S 042-42W unlit
  50. HYDROLANT 1242/032003-06-27 → 2004-08-06
    Recife manoel luis BF-1 lightfloat 00-49S 044-16W temporarily removed

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 32 · seahazards