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. NAVAREA IV 678/202020-07-31 → 2020-08-01
    Due to hurricane isaias: 1. the following port(s) are closed: none to report
  2. NAVAREA IV 675/202020-07-31 → 2020-07-31
    Due to tropical storm isaias: 1. the following port(s) are closed: a. guanica, pr 17-58N 066-55W
  3. NAVAREA IV 673/202020-07-30 → 2020-07-31
    Due to tropical storm isaias: 1. the following port(s) are closed: a. guanica, pr 17-58N 066-55W
  4. NAVAREA IV 670/202020-07-30 → 2020-07-30
    Due to tropical storm isaias: 1. the following port(s) are closed: a. charlotte amalie harbor, st croix…
  5. NAVAREA IV 621/202020-07-15 → 2020-10-23
    Temporary anchorages established in: a. 25-25.2N 079-14.3W
    Straits of Florida · Bahamas
  6. NAVAREA IV 473/202020-06-04 → 2020-06-06
    Uscg remote communication facility portsmouth (n) 36-43.7N 076-00.6W services unreliable
    Western North Atlantic · Virginia
  7. NAVAREA IV 470/202020-06-02 → 2020-06-13
    Vessel, white and red hull, taking on water in 28-50.23N 046-51.96W
    Western North Atlantic
  8. HYDROLANT 1635/202020-05-14 → 2020-05-14
    S/V archipelago demasted in vicinity 26-07.60N 056-53.45W at 132250Z may
    Western North Atlantic
  9. NAVAREA IV 356/202020-04-29 → 2020-04-29
    180 meter container ship maersk vilnius adrift
    Western North Atlantic · Guadeloupe
  10. NAVAREA IV 312/202020-04-08 → 2020-04-11
    Odas buoy 41002 adrift in vicinity 31-50N 074-52W at 081600Z apr
    Western North Atlantic
  11. HYDROLANT 1179/202020-04-01 → 2020-04-17
    M/V torm maren reports three crewman requiring medical assistance in 09-39.1N 016-21.2W
    Eastern North Atlantic · Guinea-bissau
  12. HYDROLANT 937/202020-03-11 → 2020-03-14
    Odas buoy K4 adrift in vicinity 55-24N 011-47W
    Eastern North Atlantic
  13. HYDROLANT 921/202020-03-10 → 2020-03-11
    Odas buoy K4 adrift in vicinity 55-24.4N 011-46.4W at 100800Z mar
    Eastern North Atlantic
  14. HYDROLANT 788/202020-03-02 → 2020-03-05
    Odas buoy K4 adrift in vicinity 55-23.8N 011-47.1W at 020700Z mar
    Eastern North Atlantic
  15. NAVAREA IV 187/202020-02-28 → 2020-03-04
    Hazardous operation 1400Z to 0200Z commencing daily 02 and 03 mar in area within three miles of 05-04.99N…
    Western North Atlantic · French Guiana
  16. HYDROLANT 730/202020-02-27 → 2020-03-01
    Odas buoy K4 adrift in vicinity 55-30.0N 012-06.6W at 271400Z feb
    Eastern North Atlantic
  17. HYDROLANT 703/202020-02-25 → 2020-03-13
    Red flare sighted in vicinity 47-18.0N 009-00.3W
    Eastern North Atlantic
  18. HYDROLANT 600/202020-02-18 → 2020-03-06
    F/V jose netto reports crewman requiring medical assistance in 07-43.68N 038-39.55W
    North Atlantic
  19. HYDROLANT 360/202020-02-01 → 2020-02-21
    F/V siempre nuevo angel requesting urgent medical evacuation in vicinity 18-23N 025-28W
    North Atlantic · Cape Verde
  20. HYDROLANT 329/202020-01-30 → 2020-02-02
    Odas buoy K1, adrift in 48-43.5N 012-29.1W at 301000Z jan
    Eastern North Atlantic
  21. HYDROLANT 235/202020-01-24 → 2020-01-26
    Red flare sighted in 19-12.7N 041-41.3W at 240836Z jan
    North Atlantic
  22. HYDROLANT 181/202020-01-18 → 2020-01-29
    Rio calcoene light 02-30.4N 050-48.4W inoperable
    Western North Atlantic · Brazil-north Coast
  23. HYDROLANT 79/202020-01-10 → 2020-01-24
    Vessel sterec 2 requesting assistance in 17-20.4N 037-05.3W
    North Atlantic
  24. HYDROLANT 75/202020-01-09 → 2020-01-15
    Missle operations 140001Z to 142359Z jan in area bound by 29-08N 011-28W, 29-18N 011-06W, 28-46N 010-48W,…
    Eastern North Atlantic · Morocco
  25. HYDROLANT 34/202020-01-04 → 2020-01-24
    F/V pacific star reports crewman with severe injuries in 02-24.61N 003 53.7W, eta to abidjan 042230Z jan
    Gulf of Guinea
  26. NAVAREA IV 9/202020-01-03 → 2020-01-17
    Red flare sighted in vicinity 14-27N 052-55W at 030010Z jan
    Western North Atlantic
  27. HYDROLANT 3929/192019-12-22 → 2020-01-10
    24 meter F/V rachel jay requesting assistance in 46-26.5N 006-25.20W
    Bay of Biscay · Eastern North Atlantic
  28. NAVAREA IV 1095/192019-12-19 → 2019-12-20
    Noaa buoy 44005 adrift in vicinity 43-11-16N 069-05-20W at 190700Z dec
    Western North Atlantic · Maine
  29. HYDROLANT 3768/192019-12-09 → 2019-12-12
    Odas buoy K1 adrift in 48-57.0N 011-37.8W at 090900Z dec
    Eastern North Atlantic
  30. HYDROLANT 3746/192019-12-06 → 2019-12-09
    Odas buoy K1 adrift in 49-08.4N 012-02.4W at 060900Z dec
    Eastern North Atlantic
  31. HYDROLANT 3739/192019-12-05 → 2019-12-07
    Cgoc shetland mf dsc at collafirth hill site 60-32.0N 001-23.5W unstable
    Eastern North Atlantic · Shetland Islands
  32. HYDROLANT 3716/192019-12-04 → 2019-12-06
    Odas buoy K1 adrift in vicinity 49-03.6N 012-15.6W at 040900Z dec
    Eastern North Atlantic
  33. HYDROLANT 3691/192019-12-02 → 2019-12-04
    Odas buoy K1 adrift in vicinity 48-43.5N 012-29.1W at 020700Z dec
    Eastern North Atlantic
  34. HYDROLANT 3663/192019-11-29 → 2019-12-02
    Odas buoy K1 adrift in vicinity 48-59.4N 011-39.0W at 290800Z nov
    Eastern North Atlantic
  35. HYDROLANT 3640/192019-11-27 → 2019-11-29
    Odas buoy K1 adrift in vicinity 48-59.4N 012-07.8W at 270700Z nov
    Eastern North Atlantic
  36. NAVAREA IV 1020/192019-11-22 → 2019-11-29
    Cayo jaula light 22-34.3N 078-30.9W intensity increased to 12M
    Western North Atlantic · Old Bahama Channel · Cuba
  37. HYDROLANT 3560/192019-11-21 → 2019-11-24
    Odas buoy K1 adrift in vicinity 48-48.6N 012-01.2W at 210700Z nov
    Eastern North Atlantic
  38. HYDROLANT 3505/192019-11-15 → 2019-11-18
    Odas buoy K1 adrift in vicinity 48-32.2N 011-55.3W at 151000Z nov 19
    Eastern North Atlantic
  39. HYDROLANT 3437/192019-11-07 → 2019-11-08
    Odas buoy K1 adrift in 48-53N 011-53W at 071000Z nov
    Eastern North Atlantic
  40. HYDROLANT 3418/192019-11-06 → 2019-11-07
    Odas buoy K1 adrift in 48-59N 011-57W at 061000Z nov
    Eastern North Atlantic
  41. HYDROLANT 3355/192019-11-01 → 2019-11-04
    Odas buoy K1 adrift in vicinity 49-21.0N 012-38.2W at 011000Z nov 19
    Eastern North Atlantic
  42. HYDROLANT 3336/192019-10-31 → 2019-11-01
    Odas buoy K1 adrift in vicinity 49-17.5N 012-43.5W at 311000Z oct 19
    Eastern North Atlantic
  43. HYDROLANT 3181/192019-10-17 → 2019-10-22
    Navigation prohibited 220600Z oct to 221000Z oct in area bound by 03-06.00N 050-25.20W, 03-20.00N…
    Western North Atlantic · Brazil-north Coast
  44. HYDROLANT 3003/192019-10-02 → 2019-10-18
    Two persons overboard from canoe amy dione in 13-52N 017-51W at 010300Z oct
    Eastern North Atlantic · Senegal
  45. NAVAREA IV 795/192019-09-09 → 2019-09-09
    Due to tropical storm dorian: 1. the following port(s) are closed: none to report
  46. NAVAREA IV 793/192019-09-08 → 2019-09-09
    Due to hurricane dorian: 1. the following port(s) are closed: none to report
  47. NAVAREA IV 792/192019-09-08 → 2019-09-27
    U. s. coast guard is experiencing a degradation of its ability to acknowledge hf dsc calls at uscg remote…
    Western North Atlantic · Gulf of Mexico
  48. NAVAREA IV 788/192019-09-08 → 2019-09-08
    Due to hurricane dorian: 1. the following port(s) are closed: a. morehead city 34-44N 076-45W
  49. NAVAREA IV 785/192019-09-07 → 2019-09-08
    Due to hurricane dorian: 1. the following port(s) are closed: a. chesapeake bay entrance 36-57N 075-59W
  50. NAVAREA IV 783/192019-09-06 → 2019-09-07
    Due to hurricane dorian: 1. the following port(s) are closed: a. chesapeake bay entrance 36-57N 075-59W

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 5 · seahazards