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 1918/142014-08-11 → 2014-08-16
    Vessel requesting assistance in 20-53N 021-31W
    Eastern North Atlantic
  2. HYDROLANT 1883/142014-08-05 → 2014-08-08
    Large cylindrical tank adrift vicinity 07-42N 014-04W at 041800Z aug
    Eastern North Atlantic · Sierra Leone
  3. HYDROLANT 1841/142014-07-30 → 2014-08-02
    F/V pedra da grelo reports crewman requiring medical assistance in 47-29N 030-13W
    North Atlantic
  4. HYDROLANT 1840/142014-07-29 → 2014-07-30
    F/V pedra da grelo reports crewman requiring medical assistance in 48-31N 030-41W
    North Atlantic
  5. HYDROLANT 1786/142014-07-23 → 2014-07-26
    F/V forcada in need of assistance in 00-38N 008-57W
    Eastern North Atlantic
  6. HYDROLANT 1727/142014-07-16 → 2014-07-26
    Red flare sighted in 39-51N 070-47W at 160240Z jul
    Western North Atlantic
  7. NAVAREA IV 508/142014-07-04 → 2014-07-06
    Port of morehead city (34-42N 076-42W) closed until further notice due to hurricane arthur
    Western North Atlantic · North Carolina
  8. NAVAREA IV 494/142014-06-30 → 2014-07-03
    Noaa buoy 41A48 adrift in 31-54-15N 069-22-38W at 291352Z jun
    Western North Atlantic
  9. NAVAREA IV 419/142014-06-05 → 2014-06-08
    Odas buoy 44140 adrift vicinity 24-51.7N 038-26.2W at 051700Z jun
    North Atlantic
  10. NAVAREA IV 278/142014-04-19 → 2014-04-22
    Six meter odas buoy 41B41 adrift vicinity 13-51-02N 046-07-17W at 191305Z apr
    Western North Atlantic
  11. HYDROLANT 912/142014-04-03 → 2014-04-12
    Possible sunken catamaran in 20-34.9N 047-42.3W
    Western North Atlantic
  12. HYDROLANT 801/142014-03-21 → 2014-03-21
    Red flares reported from vessel east bird in 14-32.244N 053-05.677W at 202340Z mar
    Western North Atlantic
  13. HYDROLANT 677/142014-03-06 → 2014-03-15
    Tug patriarch on fire in 26-21N 076-38W
    Western North Atlantic · Bahamas
  14. HYDROLANT 544/142014-02-21 → 2014-03-01
    Red flare sighted in 18-25N 056-45W at 210600Z feb
    Western North Atlantic
  15. HYDROLANT 509/142014-02-19 → 2014-03-01
    Cuba to florida
    Straits of Florida
  16. HYDROLANT 450/142014-02-13 → 2014-02-17
    Vessel herculis I reports crewman requiring medical assistance in 02-18N 049-40W at 131240Z feb
    Brazil-north Coast
  17. HYDROLANT 282/142014-01-30 → 2014-02-08
    Vessel arosia reports crewman requiring medical assistance in 19-57.2N 017-56.2W
    Eastern North Atlantic · Mauritania
  18. HYDROLANT 216/142014-01-23 → 2014-01-25
    M/V long glory reports crewman requiring medical assistance in 45-09.0N 028-14.5W
    North Atlantic
  19. HYDROLANT 146/142014-01-14 → 2014-01-18
    Straits of florida
    Western North Atlantic
  20. HYDROLANT 141/142014-01-14 → 2014-01-15
    Vessel buccaneer taking on water and crew abandoning ship in 21-37.43N 033-54.59W at 140949Z jan
    North Atlantic
  21. HYDROLANT 137/142014-01-14 → 2014-01-14
    Vessel buccaneer taking on water and crew abandoning ship in 28-35.19N 033-59.98W
    North Atlantic
  22. HYDROLANT 28/142014-01-04 → 2014-01-11
    Red flare sighted in 20-00.8N 038-09.3W at 032315Z jan
    North Atlantic
  23. HYDROLANT 3389/132013-12-31 → 2014-01-11
    Three persons overboard in 13-51.4N 017-21.8W
    Eastern North Atlantic · Senegal
  24. HYDROLANT 3254/132013-12-17 → 2013-12-18
    Two persons from vessel breakthrough atlantic abandoning ship in 23-41N 024-05W
    Eastern North Atlantic
  25. HYDROLANT 3180/132013-12-09 → 2013-12-11
    Vessel requesting assistance in 15-08.48N 035-37.26W
    North Atlantic
  26. HYDROLANT 3011/132013-11-27 → 2013-11-28
    Vessel reports crewman requiring medical assistance in 04-04N 049-15W
    Brazil-north Coast
  27. HYDROLANT 2882/132013-11-15 → 2013-11-18
    Odas buoy K1 adrift in 48-29.1N 010-42.4W at 150800Z nov
    Eastern North Atlantic
  28. HYDROLANT 2849/132013-11-11 → 2017-01-27
    Shetland Islands
    Eastern North Atlantic
  29. NAVAREA IV 696/132013-11-08 → 2013-11-11
    Noaa buoy 44402 adrift in 39-25-23N 070-30-59W at 080732Z nov
    Western North Atlantic
  30. HYDROLANT 2811/132013-11-08 → 2013-11-16
    Two red flares sighted in 29-48N 071-10W
    Western North Atlantic
  31. HYDROLANT 2810/132013-11-08 → 2013-11-09
    S/V nyapa vicinity 36-25.58N 071-42.11W and S/V aurora vicinity 36-20.27N 071-22.13W in need of assistance
    Western North Atlantic
  32. HYDROLANT 2792/132013-11-06 → 2013-11-09
    Odas buoy K1 adrift in 48-37.7N 011-10.4W at 060800Z nov
    Eastern North Atlantic
  33. HYDROLANT 2774/132013-11-05 → 2013-11-06
    Odas buoy K1 adrift in 48-34.0N 011-28.8W at 050800Z nov
    Eastern North Atlantic
  34. HYDROLANT 2766/132013-11-04 → 2013-11-05
    Odas buoy K1 adrift in 48-45.2N 012-29.7W
    Eastern North Atlantic
  35. HYDROLANT 2742/132013-11-02 → 2013-11-09
    M/V achilleas suffered an explosion and fire in 22-10N 017-45W
    Eastern North Atlantic · Western Sahara
  36. HYDROLANT 2614/132013-10-20 → 2013-10-26
    Three red flares sighted in 25-58N 065-55W at 190100Z oct
    Western North Atlantic
  37. HYDROLANT 2599/132013-10-19 → 2013-10-20
    Three red flares sighted in 26-10N 062-40W
    Western North Atlantic
  38. NAVAREA IV 570/132013-09-16 → 2013-09-19
    Radar target reported vicinity 58-34.5N 042-24.0W at 150200Z sep
    North Atlantic · Ice
  39. HYDROLANT 2268/132013-09-15 → 2013-09-21
    Vessel impulse reports person requiring medical assistance in 39-31.41N 072-19.02W at 151549Z sep
    Western North Atlantic
  40. HYDROLANT 2086/132013-08-27 → 2013-09-07
    Nine persons from F/V yufeng 102 abandoned ship in lifeboat vicinity 07-31N 015-08W
    Eastern North Atlantic · Sierra Leone
  41. HYDROLANT 2044/132013-08-20 → 2017-01-27
    Shetland Islands
    Eastern North Atlantic
  42. NAVAREA IV 470/132013-08-07 → 2013-12-06
    Two mile berth requested
    Western North Atlantic · French Guiana
  43. HYDROLANT 1912/132013-08-06 → 2013-08-10
    F/V galerna reports two crewmen requiring medical assistance in 16-37N 017-34W
    Eastern North Atlantic · Mauritania
  44. HYDROLANT 1627/132013-07-06 → 2013-07-06
    F/V myosotis reports crewman requiring medical assistance in 46-57N 019-45W at 061100Z jul
    Eastern North Atlantic
  45. NAVAREA IV 314/132013-06-01 → 2013-08-07
    Two mile berth requested
    Western North Atlantic · French Guiana
  46. HYDROLANT 1311/132013-05-28 → 2013-05-28
    S/V just say it requesting assistance in 38-38N 038-05W
    North Atlantic
  47. HYDROLANT 1303/132013-05-27 → 2013-05-28
    M/V grandeur of the sea on fire in 27-09.9N 079-24.3W at 270656Z may
    Western North Atlantic · Florida
  48. HYDROLANT 1295/132013-05-26 → 2013-06-08
    91 foot S/V tree of life, green hull, requesting assistance in 29-46N 063-31W at 260050Z may
    Western North Atlantic
  49. NAVAREA IV 276/132013-05-18 → 2013-05-19
    Radar target reported in 45-40N 048-25W
    Western North Atlantic · Ice
  50. NAVAREA IV 273/132013-05-18 → 2013-05-19
    Radar target reported in 45-42.5N 048-18.1W at 180218Z may
    Western North Atlantic · Ice

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 12 · seahazards