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 363/112011-03-03 → 2011-03-12
    M/V atlanticborg reports crewman requiring medical assistance in 29-14N 040-27W
    North Atlantic
  2. HYDROLANT 328/112011-02-25 → 2011-02-26
    Nga chart 24350 (2ND ed)
    Western North Atlantic · French Guiana
  3. HYDROLANT 159/112011-01-26 → 2011-01-29
    Vessel taking on water in 28-28N 079-49W
    Western North Atlantic · Florida
  4. HYDROLANT 128/112011-01-20 → 2011-03-01
    Nga chart 51220 (8TH ed)
    Eastern North Atlantic · Morocco
  5. HYDROLANT 8/112011-01-03 → 2011-01-04
    Nga chart 51225 (3RD ed)
    Eastern North Atlantic · Morocco
  6. NAVAREA IV 520/102010-12-27 → 2010-12-30
    Odas buoy 44066 adrift in 39-42N 072-58W
    Western North Atlantic
  7. HYDROLANT 2453/102010-12-18 → 2010-12-31
    S/V mojita reports crewman requiring medical assistance in 16-30N 053-24W at 181130z dec
    Western North Atlantic
  8. NAVAREA IV 500/102010-12-10 → 2010-12-14
    Navigation prohibited 140900Z to 142000Z dec in area bound by 05-10N 052-18W, 05-04N 052-09W, 04-55N…
    Western North Atlantic · French Guiana
  9. HYDROLANT 2278/102010-11-27 → 2010-12-06
    Nga chart 35072 (1ST ed)
    Shetland Islands
  10. HYDROLANT 2132/102010-11-08 → 2010-11-13
    M/V hemisferio sul reports captain with heart attack in 12-00N 035-42W
    North Atlantic
  11. HYDROLANT 2009/102010-10-23 → 2010-11-06
    One white flare sighted in 27-47N 060-11W
    Western North Atlantic
  12. HYDROLANT 1989/102010-10-20 → 2010-10-23
    White object with orange stripe reported adrift vicinity 36-05.6N 035-01.8W at 201342Z oct
    North Atlantic
  13. NAVAREA IV 438/102010-10-20 → 2010-10-23
    White object with orange stripe reported adrift vicinity 36-05.6N 035-01.8W at 201342Z oct
    North Atlantic
  14. HYDROLANT 1978/102010-10-18 → 2010-10-27
    Nga chart 51223 (2ND ed)
    Morocco-west Coast
  15. HYDROLANT 1964/102010-10-16 → 2010-11-06
    M/V grande guinea reports crewman with appendicitis requiring medical assistance in 14-12N 034-53W
    North Atlantic
  16. NAVAREA IV 434/102010-10-13 → 2010-10-16
    Nos chart 11009 (38TH ed)
    Western North Atlantic
  17. HYDROLANT 1664/102010-09-03 → 2010-09-20
    Nga chart 51225 (3RD ed)
    Eastern North Atlantic · Morocco
  18. HYDROLANT 1623/102010-08-28 → 2010-08-31
    20 foot long yellow citern adrift vicinity 13-35.0N 017-29.8W
    Eastern North Atlantic
  19. HYDROLANT 1592/102010-08-23 → 2010-09-10
    Nga chart 51223 (2ND ed)
    Morocco-west Coast
  20. NAVAREA IV 336/102010-08-08 → 2010-08-11
    Buoy reported adrift vicinity 39-21.28N 047-54.91W at 071730Z aug
    North Atlantic
  21. NAVAREA IV 291/102010-07-06 → 2010-07-09
    Noaa buoy 44402 adrift vicinity 39-37-48N 070-16-48W
    Western North Atlantic
  22. NAVAREA IV 285/102010-06-29 → 2010-07-31
    Pipelaying operations in progress until 30 jun thru 30 jul by M/V apache II in area bound by 10-42.11N…
    Trinidad-east Coast
  23. HYDROLANT 1207/102010-06-29 → 2010-07-03
    S/V grey ghost in need of assistance due to mast failure in 35-44N 070-52W
    Western North Atlantic
  24. HYDROLANT 1016/102010-06-03 → 2010-06-12
    Vessel guiding light taking on water in 26-20.8N 049-14W at 031140Z jun
    North Atlantic
  25. HYDROLANT 973/102010-05-29 → 2010-05-31
    Bombing exercises 291300Z to 300230Z and 301300Z to 310230Z may in areas: a. bound by 38-00N 029-00W, 35-00N…
    Eastern North Atlantic · Azores · Ordnance
  26. NAVAREA IV 218/102010-05-22 → 2010-06-22
    Survey and pipelaying operations in progress until 21 jun by M/V skandi achiever and M/V apache II: a.…
    Trinidad-east Coast
  27. NAVAREA IV 200/102010-05-15 → 2010-08-01
    Pipelaying operations in progress until 31 jul by M/V audacia, M/V highland fortress and M/V highland rover…
    Trinidad To Tobago
  28. HYDROLANT 864/102010-05-14 → 2010-05-22
    M/V sagamar reports crewman with knee injury vicinity 35-00N 043-00W
    North Atlantic
  29. HYDROLANT 859/102010-05-14 → 2010-05-29
    S/V trubadurthat damaged and taking on water in 36-54N 051-02W at 140753Z may
    Western North Atlantic
  30. HYDROLANT 728/102010-04-26 → 2010-04-27
    M/V torm anna reports crewman requiring medical assistance vicinity 21-00N 056-00W at 262139Z apr
    Western North Atlantic
  31. HYDROLANT 674/102010-04-18 → 2010-04-24
    M/V columba reports crewman with appendicitis in 26-39N 043-41W at 181300Z apr
    North Atlantic
  32. NAVAREA IV 132/102010-04-03 → 2010-04-06
    Nga chart 27005 (4TH ed)
    Western North Atlantic
  33. HYDROLANT 571/102010-04-02 → 2010-04-10
    F/V jamaa, taking on water in 31-19.0N 009-54.2W
    Eastern North Atlantic · Morocco
  34. HYDROLANT 543/102010-03-29 → 2010-03-29
    M/V cma cgm fort saint pierre reports crewman with injury in 19-57N 057-00W
    Western North Atlantic
  35. HYDROLANT 541/102010-03-28 → 2010-03-29
    M/V cma cgm fort saint pierre reports crewman with injury in 20-03.6N 056-01.7W
    Western North Atlantic
  36. NAVAREA IV 115/102010-03-20 → 2010-03-23
    Nga chart 27005 (4TH ed)
    Western North Atlantic
  37. HYDROLANT 341/102010-02-23 → 2010-02-23
    Red flare sighted from aircraft vicinity 58-28N 022-50W at 230326Z feb
    Eastern North Atlantic
  38. HYDROLANT 262/102010-02-10 → 2010-02-20
    S/V kayok reports crewman with gastric bleeding vicinity 15-22N 038-08W at 100800Z feb
    North Atlantic
  39. HYDROLANT 248/102010-02-08 → 2010-02-10
    S/V kayok reports crewman with gastric bleeding vicinity 15-13N 038-50W at 082017Z feb
    North Atlantic
  40. HYDROLANT 241/102010-02-07 → 2010-02-08
    S/V kayok reports crewman with gastric bleeding in 15-17.277N 036-45.419W at 072200Z feb
    North Atlantic
  41. HYDROLANT 237/102010-02-06 → 2010-02-09
    Nga chart 35073 (2ND ed)
    Scotland-north Coast
  42. HYDROLANT 65/102010-01-13 → 2010-01-13
    M/V hui ping reports crewman with head injury in 46-32N 044-20W at 130005Z jan, enroute to st johns,…
    North Atlantic
  43. HYDROLANT 64/102010-01-12 → 2010-01-13
    M/V hui ping reports crewman with head injury in 46-33N 043-45W at 122000Z jan, enroute to st johns,…
    North Atlantic
  44. HYDROLANT 61/102010-01-12 → 2010-01-12
    M/V hui ping reports crewman with head injury in 46-32N 043-05W at 121430Z jan, enroute to st johns,…
    North Atlantic
  45. HYDROLANT 54/102010-01-12 → 2010-01-12
    M/V hui ping reports crewman with head injury in 46-20N 042-15W at 112000Z jan, enroute to st johns,…
    North Atlantic
  46. HYDROLANT 53/102010-01-11 → 2010-01-12
    M/V hui ping reports crewman with head injury in 46-18N 041-54W at 111600Z jan, enroute to st johns,…
    North Atlantic
  47. HYDROLANT 47/102010-01-10 → 2010-01-11
    M/V hui ping reports crewman with head injury in 46-19N 040-40W at 101800Z jan, enroute to st johns,…
    North Atlantic
  48. HYDROLANT 2/102010-01-01 → 2010-02-06
    Two red flares sighted in 28-06N 052-26W at 010330Z jan
    North Atlantic
  49. NAVAREA IV 547/092009-12-21 → 2009-12-21
    Odas buoy 42001 adrift in 31-36.1N 056-11.0W at 211520Z dec
  50. HYDROLANT 2403/092009-12-10 → 2009-12-13
    Lightfloat ABF-1 adrift in 05-59.99N 048-06.40W at 092215Z dec

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 14 · seahazards