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 1319/072007-07-27 → 2007-08-02
    Nga chart 51013 (4TH ed)
  2. NAVAREA IV 176/072007-06-26 → 2007-07-03
    Radar target reported in 45-51N 053-40W at 260001Z jun
  3. HYDROLANT 1106/072007-06-26 → 2007-07-03
    Radar target reported in 45-51N 053-40W at 260001Z jun
  4. NAVAREA IV 154/072007-06-06 → 2007-06-10
    Navigation prohibited 1000Z to 1500Z daily 09 and 10 jun in area bound by 38-40N 046-05W, 39-30N 046-20W,…
  5. HYDROLANT 953/072007-06-05 → 2007-08-25
    Navigation prohibited until further notice in area bound by 30-18.6N 009-37.2W, 30-18.6N 009-41.8W, 30-26.5N…
  6. HYDROLANT 800/072007-05-13 → 2007-05-14
    Nine radar targets reported vicinity 46-20N 047-50W at 130800Z may
  7. NAVAREA IV 130/072007-05-13 → 2007-05-14
    Nine radar targets reported vicinity 46-20N 047-50W at 130800Z may
  8. NAVAREA IV 127/072007-05-11 → 2007-05-12
    Rcc miami 25-37N 080-23W dsc unable to receive
  9. NAVAREA IV 123/072007-05-02 → 2009-01-01
    Partially submerged 45 meter diameter suction pile reported in 09-55.39N 060-32.22W, least depth known 62…
  10. HYDROLANT 589/072007-04-10 → 2007-04-17
    Navigation prohibited until further notice in area bound by 31-27.6N 009-47.8W, 31-30.3N 009-52.1W, 31-36.0N…
  11. HYDROLANT 441/072007-03-19 → 2007-03-21
    M/V sinfonia reports person requiring medical assistance vicinity 00-12N 036-04W at 191426Z mar
  12. HYDROLANT 322/072007-03-02 → 2007-03-09
    Radar target reported vicinity 48-04.7N 051-22.7W at 021200Z mar
  13. NAVAREA IV 66/072007-03-02 → 2007-03-09
    Radar target reported vicinity 48-04.7N 051-22.7W at 021200Z mar
  14. HYDROLANT 276/072007-02-20 → 2007-02-27
    Radar target reported vicinity 48-04.7N 051-22.7W at 181157Z feb
  15. NAVAREA IV 52/072007-02-19 → 2007-02-26
    Radar target reported vicinity 48-04.7N 051-22.7W at 181157Z feb
  16. HYDROLANT 249/072007-02-15 → 2007-03-26
    Navigation prohibited until further notice in area bound by 30-30.2N 009-41.2W, 30-26.6N 009-39.4W, 30-26.6N…
  17. HYDROLANT 179/072007-02-01 → 2007-02-02
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  18. HYDROLANT 6/072007-01-02 → 2007-01-18
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  19. HYDROLANT 2163/062006-12-03 → 2007-01-17
    M/V compromise reports crewman requiring medical assistance in 21-43N 026-57W
  20. HYDROLANT 2050/062006-11-10 → 2006-12-01
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  21. HYDROLANT 2014/062006-11-03 → 2006-12-29
    El hank light 33-36.7N 007-39.4W at reduced range
  22. HYDROLANT 2006/062006-11-02 → 2006-11-10
    Navigation prohibited until further notice in area bound by 30-18.6N 009-37.2W, 30-18.6N 009-41.8W, 30-26.5N…
  23. HYDROLANT 1935/062006-10-20 → 2006-10-21
    Sule skerry light 59-05.0N 004-24.3W at reduced intensity
  24. HYDROLANT 1931/062006-10-20 → 2006-11-02
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  25. HYDROLANT 1855/062006-10-09 → 2006-10-17
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  26. HYDROLANT 1784/062006-09-30 → 2006-09-30
    M/V wilson horn on fire in 12-31N 027-18W at 301027Z sep
  27. HYDROLANT 1721/062006-09-21 → 2006-09-29
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  28. HYDROLANT 1596/062006-08-31 → 2006-09-20
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  29. HYDROLANT 1520/062006-08-20 → 2006-08-27
    Radar targets reported in: a. 46-52.1N 052-02.2W at 191504Z aug
  30. NAVAREA IV 209/062006-08-20 → 2006-08-27
    Radar targets reported in: a. 46-52.1N 052-02.2W at 191504Z aug
  31. NAVAREA IV 206/062006-08-16 → 2006-08-16
    Radar targets reported in: a. 47-59.1N 051-35.3W at 151318Z aug
  32. NAVAREA IV 205/062006-08-16 → 2006-08-21
    Radar target reported in 47-30.4N 051-49.0W at 140933Z aug
  33. HYDROLANT 1492/062006-08-15 → 2006-08-16
    Radar targets reported in: a. 47-59.1N 051-35.3W at 151318Z aug
  34. NAVAREA IV 203/062006-08-15 → 2006-08-22
    Radar targets reported in: a. 47-59.1N 051-35.3W at 151318Z aug
  35. HYDROLANT 1491/062006-08-15 → 2006-08-16
    Radar target reported in 47-30.4N 051-49.0W at 140933Z aug
  36. NAVAREA IV 202/062006-08-14 → 2006-08-20
    Radar target detected vicinity: a. 46-47.9N 048-44.9W at 131555Z aug
  37. HYDROLANT 1463/062006-08-09 → 2006-08-09
    Pyrotechnic exercises 092000Z to 092200Z aug within 25 miles of 37-22.9N 055-29.5W
  38. NAVAREA IV 191/062006-07-26 → 2006-07-27
    Radar target reported in 43-41.7N 048-26.2W at 261635Z jul
  39. NAVAREA IV 187/062006-07-17 → 2006-07-24
    Radar targets reported on 15 jul: a. 47-55.9N 051-34.0W
  40. HYDROLANT 1325/062006-07-15 → 2006-07-16
    M/V isa reports three crewmen with life threatening injuries requiring medical assistance in 49-21.7N…
  41. HYDROLANT 1314/062006-07-14 → 2006-07-14
    Esha ness light 60-29.3N 001-37.6W at reduced intensity
  42. NAVAREA IV 180/062006-07-05 → 2006-07-06
    M/V cap georges reports crewman with appendicitis in 11-15N 038-44W
  43. NAVAREA IV 170/062006-06-23 → 2006-06-24
    Pyrotechnics exercises 232300Z to 232330Z jun vicinity 29-00N 074-21W
  44. NAVAREA IV 163/062006-06-17 → 2006-06-24
    Radar target reported in 47-05.0N 048-20.0W at 170430Z jun
  45. HYDROLANT 1037/062006-05-29 → 2006-06-27
    Navigation prohibited until further notice in area bound by 33-32.4N 007-47.7W, 33-35.5N 007-48.6W, 33-39.9N…
  46. HYDROLANT 1036/062006-05-29 → 2006-06-01
    Navigation prohibited until further notice in area bound by 30-18.6N 009-37.2W, 30-18.6N 009-41.8W 30-25N…
  47. HYDROLANT 974/062006-05-20 → 2006-05-22
    Current meters moored on the seabed and extend to 20 meters below the surface in: a. 27-54.51N 013-21.96W
  48. HYDROLANT 924/062006-05-15 → 2006-05-29
    Navigation prohibited until further notice in area bound by 30-20.0N 009-37.0W, 30-20.0N 009-40.0W, 30-25.0N…
  49. HYDROLANT 890/062006-05-10 → 2006-05-16
    Navigation prohibited daily 130600Z to 131800Z and 150001Z to 160600Z may in area bound by 30-20N 009-37W,…
  50. HYDROLANT 871/062006-05-06 → 2006-06-21
    23 meter F/V propeller fouled and in need of assistance in 59-11.4N 010-32.0W

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 16 · seahazards