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 1219/032003-06-23 → 2003-06-27
    Recife manoel luis BF-1 lightfloat 00-49S 044-16W missing
  2. HYDROLANT 1197/032003-06-19 → 2003-06-23
    Mostardas light 31-14.9S 050-54.4W unlit
  3. HYDROLANT 1096/032003-06-05 → 2003-07-19
    Ilha mangunca light 01-37S 044-39W unlit
  4. HYDROLANT 988/032003-05-21 → 2003-05-28
    Dgps station at ponta de calcanhar light 05-09.7S 035-29.1W inoperative
  5. HYDROLANT 983/032003-05-20 → 2003-05-22
    Laje de santos light 24-19.2S 046-10.9W unlit
  6. HYDROLANT 893/032003-05-03 → 2003-05-09
    Pecem light 03-33.0S 038-49.2W unlit
  7. HYDROLANT 769/032003-04-13 → 2003-04-17
    Ponta juatinga light 23-17.6S 044-30.3W unlit
  8. HYDROLANT 641/032003-03-27 → 2003-03-28
    Risca do zumbi buoy 05-11S 035-11W unlit
  9. HYDROLANT 617/032003-03-24 → 2003-03-26
    Ponta negra light 22-57.6S 042-41.5W unlit
  10. HYDROLANT 462/032003-02-28 → 2003-03-16
    RACON at salinopolis light 00-36.9S 047-21.4W inoperative
  11. HYDROLANT 420/032003-02-24 → 2003-02-27
    Radiobeacon at cabo sao tome light 22-02.5S 041-03.2W inoperative
  12. HYDROLANT 403/032003-02-21 → 2003-02-25
    Itariri light 11-57S 037-37W unlit
  13. HYDROLANT 390/032003-02-20 → 2003-09-26
    Cabo san diego light 54-39.2S 065-07.2W unlit
  14. HYDROLANT 387/032003-02-20 → 2003-02-20
    Cabo san diego light 54-39S 065-07W unlit
  15. HYDROLANT 371/032003-02-17 → 2003-02-18
    Itariri light 11-57S 037-37W unlit
  16. HYDROLANT 201/032003-01-28 → 2003-01-30
    Radiobeacon and dgps station at ilha da moela light 24-03.1S 046-15.9W inoperative
  17. HYDROLANT 172/032003-01-25 → 2003-01-31
    Solidao light 30-42.1S 050-28.8W unlit
  18. HYDROLANT 120/032003-01-17 → 2003-01-18
    Risca do zumbi buoy 05-11S 035-11W unlit
  19. HYDROLANT 100/032003-01-14 → 2003-01-17
    Porto seguro light 16-26.2S 039-03.8W unlit
  20. HYDROLANT 2858/022002-12-29 → 2003-01-04
    Recife light 08-03.3S 034-51.9W unlit
  21. HYDROLANT 2856/022002-12-28 → 2003-01-02
    Juatinga light 23-17.6S 044-30.6W unlit
  22. HYDROLANT 2792/022002-12-18 → 2002-12-21
    Laje de santos light 24-19.2S 046-10.9W unlit
  23. HYDROLANT 2784/022002-12-18 → 2002-12-21
    Morro de sao paulo light 13-22.3S 038-54.9W unlit
  24. HYDROLANT 2660/022002-12-01 → 2002-12-06
    Recife light 08-03.2S 034-51.9W unlit
  25. HYDROLANT 2643/022002-11-29 → 2002-12-03
    Dgps station at canal dos abrolhos light 17-57.8S 038-41.5W inoperative 30 nov thru 02 dec
  26. HYDROLANT 2641/022002-11-29 → 2002-12-04
    Cabo branco light 07-09S 034-48W unreliable
  27. HYDROLANT 2625/022002-11-27 → 2002-11-29
    Cabo branco light 07-09S 034-48W unlit
  28. HYDROLANT 2618/022002-11-26 → 2002-11-28
    Torres light 29-20.7S 049-43.7W unlit
  29. HYDROLANT 2588/022002-11-22 → 2003-02-01
    Ponta de itapage light 02-52.2S 039-56.7W unlit
  30. HYDROLANT 2570/022002-11-20 → 2002-11-21
    Sao cristovao light 11-07.8S 037-08.7W unlit
  31. HYDROLANT 2569/022002-11-20 → 2002-11-21
    Radiobeacon at ponta de calcanhar light 05-09.6S 035-29.1W inoperative until 20 nov
  32. HYDROLANT 2508/022002-11-15 → 2002-12-23
    Paranagua radiobeacon 25-29.6S 048-19.5W inoperative until 22 dec
  33. HYDROLANT 2484/022002-11-11 → 2003-02-20
    Cabo san diego light 54-39S 065-07W unlit
  34. HYDROLANT 2459/022002-11-07 → 2002-11-08
    Radiobeacon at cabo santa maria light 34-40.3S 054-09.1W off air 0830Z to 2300Z daily 06 thru 08 nov
  35. HYDROLANT 2329/022002-10-21 → 2002-10-26
    Sergipe light 10-58.2S 037-02.2W unlit
  36. HYDROLANT 2247/022002-10-10 → 2002-11-23
    RACON at canal dos abrolhos light 17-57.8S 038-41.5W inoperative
  37. HYDROLANT 2221/022002-10-05 → 2002-10-11
    Cabo frio light 23-00.8S 042-00.1W unreliable
  38. HYDROLANT 2182/022002-10-01 → 2002-10-19
    RACON, radiobeacon and dgps station at ponta de calcanhar light 05-10S 035-29W inoperative 02 thru 20 oct
  39. HYDROLANT 2159/022002-09-27 → 2002-09-29
    Cabo frio light 23-00.8S 042-00.1W unreliable
  40. HYDROLANT 1966/022002-09-03 → 2002-09-10
    Cabo curioso light 49-11S 067-37W unlit
  41. HYDROLANT 1932/022002-08-30 → 2002-09-04
    Ilha caioba light 25-51.2S 048-32.1W unlit
  42. HYDROLANT 1895/022002-08-26 → 2003-02-26
    Bahia san gregorio light 45-01.5S 065-37.8W unlit
  43. HYDROLANT 1805/022002-08-15 → 2002-09-06
    Ponta da praia grande light 01-07.2S 045-37.6W unlit
  44. HYDROLANT 1746/022002-08-06 → 2002-08-08
    Ponta de pedras light 07-37.8S 034-48.7W unlit
  45. HYDROLANT 1701/022002-07-31 → 2002-08-08
    Ilha do bom abrigo light 25-07.4S 047-51.7W unlit
  46. HYDROLANT 1692/022002-07-30 → 2002-08-25
    Radiobeacon and dgps station at ilha da moela light 24-03.1S 046-15.9W inoperative
  47. HYDROLANT 1683/022002-07-30 → 2002-08-02
    Morro de sao paulo light 13-22.5S 038-54.9W unlit
  48. HYDROLANT 1682/022002-07-30 → 2002-07-30
    Ilha do bom abrigo light 25-07.4S 047-51.7W unlit
  49. HYDROLANT 1669/022002-07-28 → 2002-07-30
    Queimada grande light 24-28.7S 046-40.6W unlit
  50. HYDROLANT 1565/022002-07-16 → 2002-08-11
    Radiobeacon at canal dos abrolhos light 17-58S 038-42W off air

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 33 · seahazards