Other warnings in the North Atlantic Ocean

Everything the classifier did not place elsewhere.

in force
1
last 12 months
1
vs previous 12 (1)
0%
since 1996
1,267

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 · 1

  1. NAVAREA XII 486/26in force2026-07-16
    U.S. Coast Guard remote communication facility in Honolulu has unreliable transmissions; broadcasts moved to Guam, DSC responses to Point Reyes.
    North Pacific · Hawaii

Longest in force

  1. NAVAREA XII 486/26in force2026-07-16 · 37 d
    U.S. Coast Guard remote communication facility in Honolulu has unreliable transmissions; broadcasts moved to Guam, DSC responses to Point Reyes.
    North Pacific · Hawaii

By year

96
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 North Atlantic Ocean

Archive · 1,266 cancelled

  1. HYDROLANT 1087/032003-06-03 → 2003-06-04
    Radar target detected in 42-28N 046-49W
  2. NAVAREA IV 222/032003-06-03 → 2003-06-04
    Radar target detected in 42-28N 046-49W
  3. HYDROLANT 995/032003-05-21 → 2003-05-22
    Radar target detected in 42-13N 052-23W at 211343Z may
  4. NAVAREA IV 199/032003-05-21 → 2003-05-22
    Radar target detected in 42-13N 052-23W at 211343Z may
  5. HYDROLANT 970/032003-05-17 → 2003-05-18
    Radar target detected in 41-56N 045-26W at 171717Z may
  6. NAVAREA IV 194/032003-05-17 → 2003-05-18
    Radar target detected in 41-56N 045-26W at 171717Z may
  7. HYDROLANT 938/032003-05-12 → 2003-06-28
    Navigation prohibited 130100Z may until further notice in area bound by 33-33.27N 007-45.00W, 33-36.30N…
  8. NAVAREA IV 161/032003-04-20 → 2003-04-21
    Radar target reported in 41-17N 053-10W at 201740Z apr
  9. HYDROLANT 775/032003-04-14 → 2003-04-15
    M/V agios minas reports crewman with internal bleeding in 10-06N 024-09W at 141700Z apr
  10. HYDROLANT 640/032003-03-26 → 2003-03-27
    Radar target reported in 48-04N 045-14W
  11. NAVAREA IV 118/032003-03-26 → 2003-03-27
    Radar target reported in 48-04N 045-14W
  12. HYDROLANT 495/032003-03-04 → 2003-03-11
    32 meter long structure adrift in 43-51N 015-42W at 041225Z mar
  13. HYDROLANT 490/032003-03-03 → 2003-07-19
    Beddouza light 32-32.6N 009-17.0W at reduced intensity
  14. HYDROLANT 486/032003-03-03 → 2003-03-10
    Tank adrift vicinity 46-22.7N 009-07.1W at 280845Z feb
  15. NAVAREA IV 50/032003-01-31 → 2003-02-07
    Ten meter long structure adrift vicinity 30-36.1N 077-13.2W at 311520Z jan
  16. HYDROLANT 107/032003-01-15 → 2003-01-19
    S/V pitalugue reports injured crew member requiring medical assistance in 12-20N 035-17W
  17. HYDROLANT 102/032003-01-14 → 2003-01-15
    S/V pitalugue reports injured crew member requiring medical assistance in 12-04N 033-00W
  18. HYDROLANT 101/032003-01-14 → 2003-01-14
    S/V pitalugue reports injured crew member requiring medical assistance in 11-58N 032-07W
  19. HYDROLANT 93/032003-01-13 → 2003-01-14
    S/V pitalugue reports injured crew member requiring medical assistance in 12-53N 031-34W
  20. HYDROLANT 87/032003-01-13 → 2003-01-20
    Ten meter long base of crane adrift vicinity 43-46.4N 009-32.4W at 121740Z jan
  21. HYDROLANT 84/032003-01-12 → 2003-01-13
    S/V pitalugue reports injured crew member requiring medical assistance in 14-34N 030-33W
  22. HYDROLANT 79/032003-01-12 → 2003-01-13
    Base of crane adrift vicinity 43-49.6N 009-21.8W at 120812Z jan
  23. HYDROLANT 78/032003-01-12 → 2003-01-12
    S/V pitalugue reports injured crew member requiring medical assistance in 15-22N 030-07W
  24. HYDROLANT 73/032003-01-11 → 2003-01-12
    S/V pitalugue reports injured crewman vicinity 16-27N 029-26W
  25. HYDROLANT 64/032003-01-10 → 2003-01-12
    Base of crane adrift vicinity 44-04.54N 008-38.06W at 101250Z jan
  26. HYDROLANT 56/032003-01-09 → 2003-01-11
    Rona light 59-07N 005-49W at reduced intensity
  27. HYDROLANT 2756/022002-12-15 → 2002-12-19
    Underwater ordnance detonations 180001Z to 182359Z dec in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  28. NAVAREA IV 497/022002-12-15 → 2002-12-19
    Underwater ordnance detonations 180001Z to 182359Z dec in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  29. NAVAREA IV 493/022002-12-13 → 2002-12-25
    Pyrotechnics exercises 131900Z to 250500Z dec within ten miles of 29-11N 078-23W
  30. HYDROLANT 2732/022002-12-12 → 2002-12-12
    Recovery operations in progress until 14 dec by M/V neftegaz 31 in area bound by 07-44N 045-41W, 05-11N…
  31. NAVAREA IV 484/022002-12-12 → 2002-12-12
    Recovery operations in progress until 14 dec by M/V neftegaz 31 in area bound by 07-44N 045-41W, 05-11N…
  32. HYDROLANT 2691/022002-12-06 → 2002-12-11
    Underwater ordnance detonations 100001Z to 102359Z dec in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  33. NAVAREA IV 472/022002-12-06 → 2002-12-11
    Underwater ordnance detonations 100001Z to 102359Z dec in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  34. NAVAREA IV 458/022002-11-30 → 2002-12-04
    Underwater ordnance detonations 030001Z to 032359Z dec in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  35. HYDROLANT 2648/022002-11-29 → 2002-12-02
    Underwater ordnance detonations 040001Z to 042359Z dec within 100 miles of 62-47N 031-44W
  36. HYDROLANT 2647/022002-11-29 → 2002-12-04
    Underwater ordnance detonations 030001Z to 032359Z dec in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  37. HYDROLANT 2622/022002-11-26 → 2002-11-29
    Recovery operations 28 nov thru 01 dec by M/V neftegaz 31 in area bound by 07-44N 045-41W, 05-13N 045-40W,…
  38. NAVAREA IV 452/022002-11-26 → 2002-12-02
    Recovery operations 28 nov thru 01 dec by M/V neftegaz 31 in area bound by 07-44N 045-41W, 05-13N 045-40W,…
  39. HYDROLANT 2567/022002-11-20 → 2003-01-10
    Pollution control operations in progress until further notice vicinity 42-12.6N 012-03W
  40. HYDROLANT 2525/022002-11-16 → 2002-11-23
    550 meter long pipe adrift vicinity 46-13.7N 007-21.0W at 161050Z nov
  41. HYDROLANT 2407/022002-10-30 → 2002-11-03
    Underwater ordnance detonations 310001Z to 312359Z oct and 020001Z to 022359Z nov in area bound by 62-46N…
  42. NAVAREA IV 408/022002-10-30 → 2002-11-03
    Underwater ordnance detonations 310001Z to 312359Z oct and 020001Z to 022359Z nov in area bound by 62-46N…
  43. HYDROLANT 2364/022002-10-25 → 2002-11-01
    Underwater ordnance detonations 300001Z oct to 010001Z nov within four miles of 47-10N 009-00W
  44. HYDROLANT 2346/022002-10-24 → 2002-10-27
    Underwater ordnance detonations 250001Z to 262359Z oct in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  45. NAVAREA IV 403/022002-10-24 → 2002-10-27
    Underwater ordnance detonations 250001Z to 262359Z oct in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  46. HYDROLANT 2278/022002-10-15 → 2002-10-17
    Underwater ordnance detonations 160001Z to 162359Z oct in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  47. NAVAREA IV 390/022002-10-15 → 2002-10-17
    Underwater ordnance detonations 160001Z to 162359Z oct in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  48. HYDROLANT 2258/022002-10-12 → 2002-10-14
    F/V patricia 7 reports crewman with serious injury vicinity 02-20N 047-47W
  49. HYDROLANT 2246/022002-10-10 → 2002-10-12
    Underwater ordnance detonations 110001Z to 112359Z oct in area bound by 62-46N 036-18W, 64-30N 033-10W,…
  50. NAVAREA IV 385/022002-10-10 → 2002-10-12
    Underwater ordnance detonations 110001Z to 112359Z oct in area bound by 62-46N 036-18W, 64-30N 033-10W,…

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.

Other warnings in the North Atlantic Ocean — page 19 · seahazards