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 2691/172017-09-03 → 2017-09-05
    Ponta de guaratiba light 23-04.9S 043-33.8W unlit until 28 feb 18
    Western South Atlantic · Brazil-south Coast
  2. HYDROLANT 2690/172017-09-03 → 2017-09-07
    Laje marambaia light 23-07.0S 043-50.2W unlit until 28 feb 18
    Western South Atlantic · Brazil-south Coast
  3. HYDROLANT 2592/172017-08-25 → 2017-09-20
    Juatinga light 23-17.6S 044-30.3W unlit until 20 feb 18
    Western South Atlantic · Brazil-south Coast
  4. HYDROLANT 2589/172017-08-25 → 2017-08-25
    Salinoplis light 00-36.9S 047-21.4W unlit until 22 feb 18
    Western South Atlantic · Brazil-north Coast
  5. HYDROLANT 2564/172017-08-23 → 2017-09-02
    Ilha escalvada light 20-42.2S 040-24.4W unlit until 19 feb 18
    Western South Atlantic · Brazil-east Coast
  6. HYDROLANT 2524/172017-08-17 → 2017-08-19
    Ilha da laje light 22-56.1S 043-08.8W unreliable until 13 feb 18
    Western South Atlantic · Brazil-south Coast
  7. HYDROLANT 2519/172017-08-16 → 2017-08-31
    Ponta corumbau light 16-53.7S 039-06.9W unlit until 12 feb 18
    Western South Atlantic · Brazil-east Coast
  8. HYDROLANT 2499/172017-08-15 → 2017-08-24
    Ilha de santana light 02-16.2S 043-37.4W unlit until 15 feb 18
    Western South Atlantic · Brazil-north Coast
  9. HYDROLANT 2476/172017-08-12 → 2017-08-20
    Ilha de coral light 27-56.0S 048-32.6W unlit until 07 feb 18
    Western South Atlantic · Brazil-south Coast
  10. HYDROLANT 2459/172017-08-10 → 2017-08-12
    Baia da traicao light 06-40.5S 034-56.0W unlit until 06 feb 18
    Western South Atlantic · Brazil-northeast Coast
  11. HYDROLANT 2443/172017-08-08 → 2017-08-26
    Soure light 00-44.5S 048-30.4W unlit until 03 feb 18
    Western South Atlantic · Brazil-north Coast
  12. HYDROLANT 2300/172017-07-25 → 2017-09-20
    Cabo de santo agostinho light 08-21.1S 034-56.8W unlit until 20 jan 18
    Western South Atlantic · Brazil-northeast Coast
  13. HYDROLANT 2246/172017-07-19 → 2017-09-24
    Ponta de mucuripe light 03-43.6S 038-28.3W range temporarily reduced to 15 miles until 14 jan 18
    Western South Atlantic · Brazil-north Coast
  14. HYDROLANT 2232/172017-07-18 → 2017-07-20
    Garcia d'avila light 12-34.7S 038-00.2W unreliable until 14 jan 18
    Western South Atlantic · Brazil-east Coast
  15. HYDROLANT 2224/172017-07-18 → 2017-11-25
    Radiobeacon at cabo santa marta light 28-36.3S 048-48.8W off air until 13 jan 18
    Western South Atlantic · Brazil-south Coast
  16. HYDROLANT 2159/172017-07-13 → 2017-09-14
    Ponta de calcanhar light 05-09.7S 035-29.2W unreliable until 09 jan
    Western South Atlantic · Brazil-northeast Coast
  17. HYDROLANT 2011/172017-06-30 → 2017-07-04
    Morro de sao paulo light 13-22.6S 038-54.9W unlit
    Western South Atlantic · Brazil-east Coast
  18. HYDROLANT 1900/172017-06-19 → 2017-07-16
    Barreiras do prado light 17-17.2S 039-13.2W unlit until 16 dec
    Western South Atlantic · Brazil-east Coast
  19. HYDROLANT 1751/172017-06-03 → 2017-06-10
    Ponta dos naufragados light 27-50.1S 048-34.2W unlit until 29 nov
    Western South Atlantic · Brazil-south Coast
  20. HYDROLANT 1733/172017-06-02 → 2017-11-30
    Mundau light 03-10.6S 039-21.7W unlit until 29 nov
    Western South Atlantic · Brazil-north Coast
  21. HYDROLANT 1717/172017-06-01 → 2017-06-02
    Ponta da sela light 23-53.3S 045-27.7W unlit until 28 nov
    Western South Atlantic · Brazil-south Coast
  22. HYDROLANT 1691/172017-05-30 → 2017-06-01
    Swakopmund light 22-40.7S 014-31.5E unlit
    Eastern South Atlantic · Namibia
  23. HYDROLANT 1667/172017-05-27 → 2017-05-29
    Pelican point light 22-53.5S 014-26.1E unlit
    Eastern South Atlantic · Namibia
  24. HYDROLANT 1646/172017-05-26 → 2017-06-02
    Cabo de bacopari light 06-22.5S 034-59.6W unlit until 21 nov
    Western South Atlantic · Brazil-northeast Coast
  25. HYDROLANT 1613/172017-05-23 → 2017-05-31
    Sucuraca light 19-05.8S 039-43.4W unlit until 19 nov
    Western South Atlantic · Brazil-east Coast
  26. HYDROLANT 1589/172017-05-20 → 2017-11-16
    Ponta cajuais light 04-42.6S 037-21.6W unlit until 15 nov
    Western South Atlantic · Brazil-north Coast
  27. HYDROLANT 1552/172017-05-17 → 2017-05-17
    Coroa vermelha light 17-58.1S 039-12.4W unlit until 12 nov
    Western South Atlantic · Brazil-east Coast
  28. HYDROLANT 1551/172017-05-17 → 2017-05-19
    Aracati light 04-24.5S 037-46.2W unlit until 17 nov
    Western South Atlantic · Brazil-north Coast
  29. HYDROLANT 1536/172017-05-16 → 2017-09-20
    Ubatuba light 23-27.6S 045-01.2W unlit until 10 nov
    Western South Atlantic · Brazil-south Coast
  30. HYDROLANT 1483/172017-05-11 → 2017-05-17
    Ponta grossa light 23-46.6S 045-13.8W unlit until 06 nov
    Western South Atlantic · Brazil-south Coast
  31. HYDROLANT 1417/172017-05-04 → 2017-05-08
    Ilha da laje light 22-56.1S 043-08.8W unreliable until 31 oct
    Western South Atlantic · Brazil-south Coast
  32. HYDROLANT 1388/172017-05-02 → 2017-05-03
    Fort santa cruz light 22-56.3S 043-08.1W unlit until 29 oct
    Western South Atlantic · Brazil-south Coast
  33. HYDROLANT 1354/172017-04-28 → 2017-05-08
    Ubatuba light 23-27.6S 045-01.2W unlit until 25 oct
    Western South Atlantic · Brazil-south Coast
  34. HYDROLANT 1320/172017-04-26 → 2017-10-24
    Arquipelago de alcatrazes light 24-05.7S 045-42.2W unlit until 23 oct
    Western South Atlantic · Brazil-south Coast
  35. HYDROLANT 1311/172017-04-25 → 2017-05-08
    Barra do acu light 22-00.0S 040-59.2W unlit
    Western South Atlantic · Brazil-southeast Coast
  36. HYDROLANT 1305/172017-04-24 → 2017-05-26
    Cabo de bacopari light 06-22.5S 034-59.6W unlit until 21 oct
    Western South Atlantic · Brazil-northeast Coast
  37. HYDROLANT 1188/172017-04-14 → 2017-07-28
    Ponta dos meros light 23-13.5S 044-20.8W unlit until 10 oct
    Western South Atlantic · Brazil-south Coast
  38. HYDROLANT 1187/172017-04-14 → 2017-04-16
    Cabo de santo agostinho light 08-21.1S 034-56.8W unlit until 10 oct
    Western South Atlantic · Brazil-northeast Coast
  39. HYDROLANT 1186/172017-04-14 → 2017-04-19
    Ilha do boi light 20-18.6S 040-16.9W unlit until 10 oct
    Western South Atlantic · Brazil-southeast Coast
  40. HYDROLANT 1177/172017-04-12 → 2017-04-18
    Araripe light 16-08.1S 038-57.9W unlit until 09 oct
    Western South Atlantic · Brazil-east Coast
  41. HYDROLANT 1118/172017-04-07 → 2017-04-12
    Ponta das conchas light 25-32.3S 048-17.4W unlit until 03 oct
    Western South Atlantic · Brazil-south Coast
  42. HYDROLANT 1015/172017-03-29 → 2017-03-31
    Ilha da laje light 22-56.1S 043-08.8W unlit until 28 sep
    Western South Atlantic · Brazil-south Coast
  43. HYDROLANT 1009/172017-03-28 → 2017-05-25
    Paranagua radiobeacon and dgps station 25-30S 048-19W off air until 28 sep
    Western South Atlantic · Brazil-south Coast
  44. HYDROLANT 968/172017-03-25 → 2017-03-28
    Garcia d'avila light 12-34.7S 038-00.2W unlit until 21 sep
    Western South Atlantic · Brazil-east Coast
  45. HYDROLANT 943/172017-03-24 → 2017-04-14
    RACON at cabo santa marta light 28-36.3S 048-48.8W inoperative until 19 sep
    Western South Atlantic · Brazil-south Coast
  46. HYDROLANT 831/172017-03-15 → 2017-03-18
    Ilha rasa light 23-03.8S 043-08.8W unreliable until 14 sep
    Western South Atlantic · Brazil-south Coast
  47. HYDROLANT 803/172017-03-11 → 2017-03-18
    Aracati light 04-24.5S 037-46.2W unlit until 07 sep
    Western South Atlantic · Brazil-north Coast
  48. HYDROLANT 796/172017-03-11 → 2017-03-16
    Morro de imbituba light 28-14.1S 048-38.8W unlit until 06 sep
    Western South Atlantic · Brazil-south Coast
  49. HYDROLANT 781/172017-03-09 → 2017-03-18
    Radiobeacon, dgps and nbdp at ponta de calcanhar light 05-09.7S 035-29.2W inoperative until 09 sep
    Western South Atlantic · Brazil-northeast Coast
  50. HYDROLANT 759/172017-03-08 → 2017-03-09
    Radiobeacon at ponta de calcanhar light 05-09.7S 035-29.1W inoperative until 03 sep
    Western South Atlantic · Brazil-northeast 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 14 · seahazards