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 1627/262026-08-20 → 2026-08-20
    Jericoacoara light at 02-47.28S 040-29.98W is unlit.
    South Atlantic · Brazil
  2. HYDROLANT 1613/262026-08-19 → 2026-08-19
    Ponta da Gameleira Light in western South Atlantic off Brazil is unlit until February 15, 2027.
    Western South Atlantic · Brazil
  3. HYDROLANT 1612/262026-08-19 → 2026-08-19
    Ponta de Mucuripe Light in Brazil is unreliable until 15 February 2027; this message cancels on 16 February 2027.
    South Atlantic · Brazil
  4. HYDROLANT 2024/242024-09-19 → 2026-08-17
    Odas buoy temporarily established in 21-46.26S 040-32.28W
    Western South Atlantic · Brazil
  5. HYDROLANT 1987/242024-09-12 → 2026-08-17
    Barra de itabapoana light 21-18.82S 040-57.95W unlit until 11 mar 25
    Western South Atlantic · Brazil
  6. HYDROLANT 1980/242024-09-11 → 2026-08-17
    Quissama light 22-09.70S 041-17.90W unlit until 10 mar 25
    Western South Atlantic · Brazil
  7. HYDROLANT 1975/242024-09-11 → 2026-08-17
    Mucuri light 18-03.61S 039-32.06W unlit until 09 mar 25
    Western South Atlantic · Brazil
  8. HYDROLANT 1946/242024-09-05 → 2026-08-17
    Contas light 14-16.44S 038-59.15W unlit until 04 mar 25
    Western South Atlantic · Brazil
  9. HYDROLANT 1819/242024-08-17 → 2026-08-17
    Chui light 33-44.60S 053-22.50W unlit until 12 feb 25
    Western South Atlantic · Brazil
  10. HYDROLANT 1808/242024-08-16 → 2026-08-17
    RACON at cabo sao tome light 22-02.50S 041-03.20W off air until 11 feb 25
    Western South Atlantic · Brazil
  11. HYDROLANT 1660/242024-07-26 → 2026-08-17
    Ponta do retiro light 21-21.58S 040-57.76W unlit until 21 jan 25
    Western South Atlantic · Brazil
  12. HYDROLANT 1279/242024-06-12 → 2026-08-17
    Estreito light 31-52.88S 051-46.35W unlit until 09 dec
    Western South Atlantic · Brazil
  13. HYDROLANT 1217/242024-06-06 → 2026-08-17
    Santana light 02-16.23S 043-37.43W unlit until 03 dec
    Western South Atlantic · Brazil
  14. HYDROLANT 1207/242024-06-05 → 2026-08-17
    Ponta da galheta light 27-34.55S 048-24.99W unlit until 01 dec
    Western South Atlantic · Brazil
  15. HYDROLANT 968/242024-05-08 → 2024-11-04
    Ponta de pedras light 07-37.7S 034-48.7W unlit until 03 nov
    Western South Atlantic · Brazil
  16. HYDROLANT 933/242024-05-01 → 2024-10-28
    Ilha maiau light 01-16.90S 044-54.20W unlit until 27 oct
    Western South Atlantic · Brazil
  17. HYDROLANT 876/242024-04-25 → 2024-10-21
    Yellow odas buoy established in 24-08.60S 045-40.70W
    Western South Atlantic · Brazil
  18. HYDROLANT 817/242024-04-17 → 2024-10-15
    Ilha dos lobos light 28-26.77S 048-42.45W unlit until 14 oct
    Western South Atlantic · Brazil
  19. HYDROLANT 703/242024-04-04 → 2026-08-14
    The Ponta do Trapia light at 02-51.77S 040-51.63W has its range reduced to ten miles.
    Western South Atlantic · Brazil
  20. HYDROLANT 699/242024-04-04 → 2024-10-01
    RACON at conceicao light 31-43.83S 051-28.90W
    Western South Atlantic · Brazil
  21. HYDROLANT 698/242024-04-04 → 2024-10-01
    RACON at albardao light 33-12.22S 052-42.47W inoperative until 30 sep
    Western South Atlantic · Brazil
  22. HYDROLANT 697/242024-04-04 → 2024-09-05
    RACON at solidao light 31-14.94S 050-54.48W inoperative until 30 sep
    Western South Atlantic · Brazil
  23. HYDROLANT 696/242024-04-04 → 2024-10-01
    RACON at solidao light 30-42.08S 050-28.85W inoperative until 30 sep
    Western South Atlantic · Brazil
  24. HYDROLANT 695/242024-04-04 → 2024-10-01
    RACON at berta light 30-24.02S 050-17.42W inoperative until 30 sep
    Western South Atlantic · Brazil
  25. HYDROLANT 689/242024-04-03 → 2024-10-01
    Caraguata light in 25-34.38S 048-19.23W unlit until 30 sep
    Western South Atlantic · Brazil
  26. HYDROLANT 680/242024-04-02 → 2024-09-30
    Radio beacon at ponta de sao marcos in 02-29.29S 044-18.12W off air until 29 sep
    Western South Atlantic · Brazil
  27. HYDROLANT 679/242024-04-02 → 2024-09-30
    Ponta de sao marcos light in 02-29.31S 044-18.12W unlit until 29 sep
    Western South Atlantic · Brazil
  28. HYDROLANT 678/242024-04-02 → 2024-04-13
    Jericoacoara light in 02-47.28S 040-29.98W unlit until 29 sep
    Western South Atlantic · Brazil
  29. HYDROLANT 606/242024-03-23 → 2024-03-30
    Morro de sao paulo light 13-22.53S 038-54.92W unlit until 18 sep
    Western South Atlantic · Brazil
  30. HYDROLANT 586/242024-03-20 → 2024-09-17
    Peba light 10-29.50S 036-23.20W range reduced to 12 miles until 16 sep
    Western South Atlantic · Brazil
  31. HYDROLANT 522/242024-03-13 → 2026-08-14
    In the western South Atlantic off Brazil, Garcia Davila Light at 12-34.65S 038-00.10W is unlit.
    Western South Atlantic · Brazil
  32. HYDROLANT 403/242024-02-27 → 2024-08-25
    RACON at sao tome light in 22-02.52S 041-03.17W off air until 24 aug
    Western South Atlantic · Brazil
  33. HYDROLANT 362/242024-02-20 → 2024-08-19
    Odas buoy, yellow, FL(5) y 20 sec, temporarily established until 18 aug in 21-46.26S 040-32.28W
    Western South Atlantic · Brazil
  34. HYDROLANT 331/242024-02-17 → 2024-08-15
    Ponta grossa light 23-46.60S 045-13.84W unlit until 14 aug
    Western South Atlantic · Brazil
  35. HYDROLANT 330/242024-02-17 → 2024-02-20
    Five odas buoys temporarily established until 14 aug in vicinity 21-46.26S 040-32.28W
    Western South Atlantic · Brazil
  36. HYDROLANT 321/242024-02-16 → 2024-08-14
    Ponta da baleia light 17-41.31S 039-08.27W unlit until 13 aug
    Western South Atlantic · Brazil
  37. HYDROLANT 256/242024-02-06 → 2024-08-04
    Ubatuba light 23-27.61S 045-01.15W unlit until 03 aug
    Western South Atlantic · Brazil
  38. HYDROLANT 239/242024-02-02 → 2024-08-01
    Ponta uchuria light 20-19.40S 040-17.20W unlit until 31 jul
    Western South Atlantic · Brazil
  39. HYDROLANT 209/242024-01-28 → 2024-07-27
    Alinh c ponta do tagano range light 20-19.26S 040-16.55W unlit until 26 jul
    Western South Atlantic · Brazil
  40. HYDROLANT 192/242024-01-25 → 2024-07-24
    Ponta do retiro light 21-21.58S 040-57.76W unlit until 23 jul
    Western South Atlantic · Brazil
  41. HYDROLANT 150/242024-01-19 → 2024-07-18
    Mundau light 03-10.58S 039-21.72W unlit until 17 jul
    Western South Atlantic · Brazil
  42. HYDROLANT 2990/232023-12-31 → 2024-01-19
    Baia da traicao light 06-40.53S 034-55.97W unlit until 28 jun 24
    Western South Atlantic · Brazil
  43. HYDROLANT 2974/232023-12-29 → 2024-06-26
    Ilha do boi light 20-18.64S 040-16.90W unlit
    Western South Atlantic · Brazil
  44. HYDROLANT 2973/232023-12-29 → 2024-06-27
    Ponta do tagano front light 20-19.26S 040-16.47W unlit until 26 jun 24
    Western South Atlantic · Brazil
  45. HYDROLANT 2972/232023-12-29 → 2024-06-27
    Ponta do tagano rear light 20-19.26S 040-16.55W unlit until 26 jun 24
    Western South Atlantic · Brazil
  46. HYDROLANT 2930/232023-12-21 → 2024-06-19
    RACON at santa marta light in 28-36.23S 048-48.76W inoperative until 18 jun 24
    Western South Atlantic · Brazil
  47. HYDROLANT 2908/232023-12-18 → 2024-04-04
    Berta light 30-24.02S 050-17.42W RACON unreliable until 15 jun 24
    Western South Atlantic · Brazil
  48. HYDROLANT 2906/232023-12-18 → 2024-06-16
    Santo alberto light 05-03.14S 036-02.28W unlit until 15 jun 24
    Western South Atlantic · Brazil
  49. HYDROLANT 2872/232023-12-13 → 2024-06-10
    Atol das rocas light 03-51.40S 033-48.90W unlit until 09 jun 24
    Western South Atlantic · Brazil
  50. HYDROLANT 2845/232023-12-08 → 2024-06-06
    Ponta dos naufragados light 27-50.13S 048-34.12W unlit until 05 jun 24
    Western South Atlantic · Brazil

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 · seahazards