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 · 36 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 452/162016-02-22 → 2016-02-23
    Underwater ordnance detonations 241400Z to 242100Z feb within 30 miles of 46-00N 006-40W
    Eastern North Atlantic · Bay of Biscay · Ordnance
  2. NAVAREA IV 101/162016-02-11 → 2016-02-15
    Dart buoy 44401 adrift vicinity 37-24-41N 050-02-29W
    Western North Atlantic
  3. HYDROLANT 301/162016-02-03 → 2016-02-07
    Red flare sighted in 17-08.4N 060-29.66W
    Western North Atlantic · Eastern Caribbean Sea
  4. HYDROLANT 181/162016-01-21 → 2016-01-31
    Vessel schironn reports crewman requiring medical assistance vicinity 16-00N 032-00W
    North Atlantic
  5. HYDROLANT 109/162016-01-13 → 2016-01-17
    F/V golden nugget taking on water vicinity 38-45N 072-55W at 131000Z jan
    Western North Atlantic
  6. HYDROLANT 3229/152015-12-31 → 2016-01-03
    Two men overboard from canoe vicinity 15-56N 016-31W at 310900Z dec
    Eastern North Atlantic · Senegal
  7. HYDROLANT 3105/152015-12-15 → 2015-12-20
    Red flare sighted in 07-31.19N 049-42.07W at 150340Z dec
    Western North Atlantic
  8. HYDROLANT 2956/152015-11-30 → 2015-12-13
    S/V lottus reports crewman requiring medical assistance in 21-09N 038-46W
    North Atlantic
  9. HYDROLANT 2949/152015-11-29 → 2015-11-30
    F/V poilao on fire in 11-50N 017-19W
    Eastern North Atlantic · Guinea-bissau
  10. HYDROLANT 2840/152015-11-18 → 2015-11-19
    S/V ekaterina reports crewman with leg injury requesting medical assistance in 35-32N 064-08W at 181945Z nov
    Western North Atlantic
  11. HYDROLANT 2620/152015-10-22 → 2015-11-08
    M/V atlantic star reports crewman requiring medical assistance in 24-01N 040-21W at 220320Z oct
    North Atlantic
  12. NAVAREA IV 871/152015-10-18 → 2015-10-18
    Ordnance disposal operations 181700Z to 182100Z oct within ten miles of 04-53N 051-52W
    Western North Atlantic · French Guiana · Ordnance
  13. HYDROLANT 2446/152015-09-30 → 2015-10-04
    Vessel requesting assistance vicinity 14 miles southeast of bimini (25-43N 079-17W)
    Western North Atlantic · Strait of Florida · Bahamas
  14. HYDROLANT 2307/152015-09-16 → 2015-09-20
    35 foot S/V use more, blue hull, experiencing engine failure in 37-36.319N 074-29.124W at 161824Z sep
    Western North Atlantic · Maryland
  15. HYDROLANT 2265/152015-09-12 → 2015-09-15
    Five meter long cylindrical object partially submerged and adrift vicinity 46-16.8N 009-59.3W at 121230Z sep
    Eastern North Atlantic
  16. NAVAREA IV 756/152015-09-11 → 2015-09-13
    Odas buoy 44140 adrift vicinity 29-52.8N 050-31.4W at 102045Z sep
    Western North Atlantic
  17. HYDROLANT 2146/152015-08-31 → 2015-09-01
    F/V dimitrios sunk in 11-42.63N 017-07.55W at 311154Z aug
    Eastern North Atlantic
  18. NAVAREA IV 712/152015-08-27 → 2015-11-01
    Trinidad and tobago
    Western North Atlantic
  19. NAVAREA IV 701/152015-08-25 → 2015-08-28
    Noaa buoy 41S47 adrift in 27-31-38N 071-45-17W at 250200Z aug
    Western North Atlantic
  20. HYDROLANT 2071/152015-08-23 → 2015-08-27
    Loran-c station ejde (62-18N 007-04W), rate 9007-MASTER, unusable 0800Z to 1600Z daily 24 thru 28 aug
    Europe-northwest Coast
  21. NAVAREA IV 657/152015-08-10 → 2015-08-27
    Trinidad and tobago
    Western North Atlantic
  22. NAVAREA IV 656/152015-08-10 → 2015-08-14
    Trinidad and tobago
    Western North Atlantic
  23. NAVAREA IV 650/152015-08-08 → 2015-08-11
    Buoy 44140, yellow, adrift vicinity 30-41.73N 053-37.60W at 081625Z aug
    Western North Atlantic
  24. HYDROLANT 1924/152015-08-07 → 2015-08-09
    Three red flares sighted in 40-17.85N 070-38.73W at 070235Z aug
    Western North Atlantic
  25. HYDROLANT 1748/152015-07-16 → 2015-07-25
    S/V serafine requesting assistance in 33-43.4N 010-46.0W at 160211Z jul
    Eastern North Atlantic · Morocco
  26. HYDROLANT 1734/152015-07-15 → 2015-07-18
    M/V dublin express reports crewman requiring medical assistance in 23-44N 062-51W
    Western North Atlantic
  27. HYDROLANT 1712/152015-07-13 → 2015-07-18
    Three red flares sighted in 28-55.1N 069-41.9W at 130605Z jul
    Western North Atlantic
  28. HYDROLANT 1594/152015-06-29 → 2015-07-06
    Eastern north atlantic DNC 08, DNC 19
  29. HYDROLANT 1589/152015-06-29 → 2015-07-06
    11 meter S/V ruby entangled in fishing net in 46-39.1N 005-51.5W at 290001Z jun
    Eastern North Atlantic · Bay of Biscay
  30. HYDROLANT 1320/152015-05-30 → 2015-05-30
    M/V ridgebury rosemary requesting assistance in 04-02N 010-43W
    Eastern North Atlantic
  31. HYDROLANT 1278/152015-05-24 → 2015-06-04
    Two men overboard from canoe mame diarra vicinity 14-46.47N 017-26.14W at 232200Z may
    Eastern North Atlantic · Senegal
  32. HYDROLANT 1184/152015-05-14 → 2015-05-23
    Men overboard from M/V nordic mistral vicinity 46-35.3N 007-36.0W at 141400Z may
    Eastern North Atlantic
  33. HYDROLANT 1120/152015-05-07 → 2015-05-10
    15 ten meter long logs and one wooden palett adrift within two miles of 46-17N 006-15W at 071600Z may
    Eastern North Atlantic · Bay of Biscay
  34. HYDROLANT 1060/152015-05-01 → 2015-05-04
    11500 meter long cable adrift vicinity 29-44N 011-36W at 011515Z may
    Eastern North Atlantic · Morocco
  35. NAVAREA IV 288/152015-04-15 → 2015-04-18
    Odas buoy 41048 adrift vicinity 31-57-00N 069-29-48W
    Western North Atlantic
  36. HYDROLANT 645/152015-03-17 → 2015-04-02
    Man over board from M/V professor logachev vicinity 19-26.8N 041-26.2W at 170016Z mar
    North Atlantic
  37. HYDROLANT 294/152015-02-04 → 2015-03-11
    Red flare sighted vicinity fenwick island (38-27-07N 075-03-07W)
    Western North Atlantic · Maryland · Delaware
  38. HYDROLANT 218/152015-01-26 → 2015-02-07
    S/V flor da rosa, white and grey hull, dismasted, out of fuel and adrift
    Eastern North Atlantic
  39. NAVAREA IV 35/152015-01-13 → 2015-01-16
    Odas buoy 41424 adrift vicinity 32-55-18N 072-27-57W
    Western North Atlantic
  40. HYDROLANT 83/152015-01-11 → 2015-01-11
    Canoe ibrahim ciss, yellow hull, disabled and adrift due to engine trouble in 13-10.8N 017-15.0W on 06 jan
    Eastern North Atlantic · Senegal
  41. HYDROLANT 3060/142014-12-15 → 2014-12-28
    S/V cirrus requesting assistance in 18-11.0N 022-30.9W
    Eastern North Atlantic
  42. HYDROLANT 2995/142014-12-08 → 2014-12-09
    Vessel oystershack reports crewman requiring medical assistance in 22-17.66N 025-56.08W at 080841Z dec
    North Atlantic
  43. HYDROLANT 2962/142014-12-04 → 2014-12-06
    43 foot F/V armani requesting assistance vicinity silver bank (20-32.5N 069-42.0W)
    Western North Atlantic · Dominican Republic-north Coast
  44. NAVAREA IV 1018/142014-12-02 → 2014-12-05
    Noaa buoy 41420 adrift in 23-24.0N 067-32.9W at 010700Z dec
    Western North Atlantic
  45. HYDROLANT 2860/142014-11-25 → 2014-12-06
    S/V serenity requesting assistance in 28-07.782N 070-18.369W
    Western North Atlantic
  46. HYDROLANT 2848/142014-11-24 → 2014-11-24
    M/V bravura reports crewman with head injury and broken arm in 22-43.44N 033-02.16W
    North Atlantic
  47. NAVAREA IV 939/142014-11-05 → 2014-12-09
    Underwater coring operations in progress until 08 dec by M/V ocean discovery vicinity 06-58.300N 056-43.928W
    Western North Atlantic · Guyana
  48. HYDROLANT 2490/142014-10-13 → 2014-10-18
    140 foot F/V yacht hop, blue hull, on fire vicinity 32-00N 065-00W at 131323Z oct
    Western North Atlantic · Bermuda
  49. HYDROLANT 2332/142014-09-26 → 2014-09-29
    M/V militos reports crewman requiring medical assistance vicinity 06-27N 046-24W at 261210Z sep
    Western North Atlantic · Brazil-north Coast
  50. HYDROLANT 2081/142014-08-29 → 2014-09-07
    Vessel jrs mercur reports crewman requiring medical assistance vicinity 19-58N 018-04W
    Eastern North Atlantic · Mauritania

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 11 · seahazards