Navigational warnings on 2026-08-31
UTC day · today
- issued
- 25
- cancelled
- 48
- in force at end
- 460
- of these still in force
- 1
Issued · by sea
| Sea of Okhotsk | 3 |
| North Pacific Ocean | 3 |
| Black Sea | 2 |
| South Atlantic Ocean | 2 |
| Sea of Marmara | 1 |
| Laptev Sea | 1 |
| South Pacific Ocean | 1 |
| Southern Ocean | 1 |
HYDROPAC 8 · HYDROLANT 6 · HYDROARC 3 · NAVAREA IV 2 · NAVAREA XII 2 · USGS earthquakes 1 · NAVAREA III 1 · NAVAREA VII 1 · AUSCOAST 1
Issued · 25
- Surveys · NAVAREA 7 250/2600:00ZNAVAREA VII 250 of 2026 (31 aug 26) 1. south atlantic ocean - ne sector 2. angola, namibia 3. charts san 1,…
- Cable ops · NAVAREA III 129/26in force00:00ZRepair operation on submarine cable system by vessel Sophie Germain in Eastern Mediterranean Sea from 31 August 2026 until further notice, about 10 days.Eastern Mediterranean Sea
- Cable ops · HYDROPAC 2483/2600:33ZCable operations in progress until 15 dec by M/V topaz and M/V bureya within two miles of trackline joining…Sea of Japan · Russia
- Exercises · HYDROPAC 2484/2601:39ZHazardous operations in progress until 030500Z sep in areas bound by: a. 51-03.30N 156-22.20E, 50-43.10N…North Pacific · Sea of Okhotsk · Kamchatka
- Derelicts · NAVAREA IV 842/2603:20ZDerelict M/V unlit and anchored in 15-54.77N 078-41.81WCaribbean Sea
- Exercises · HYDROPAC 2486/2603:52ZHazardous operations 050330Z to 050700Z and 060100Z to 060800Z sep in area bound by 13-10.00N 144-30.00E,…North Pacific · Guam
- Icebergs · HYDROLANT 1716/2604:17ZIcebergs reported in: a. A84, 71-34.80S 101-43.80WScotia Sea · South Atlantic · South Pacific · Antarctica
- Wrecks · HYDROARC 195/2607:13ZDepths reported: a. 14.3 meters in 70-14.06N 082-44.52EKara Sea · Russia
- Quakes · USGS-US7000TD2Z08:03ZAn earthquake of magnitude 5.5 occurred 44 km NNE of Ruteng, Indonesia, at a depth of 10 km.
- Missiles · HYDROPAC 2489/2608:35ZMissile operations 1400Z to 0900Z daily 04 thru 11 sep in area bound by 56-34.00N 154-14.00E, 56-34.00N…North Pacific · Sea of Okhotsk · Kamchatka
- Debris · HYDROLANT 1717/2608:53ZObject adrift in vicinity 44-31.60N 029-32.10E at 310515Z augBlack Sea · Romania
- Debris · HYDROLANT 1718/2608:59ZObject adrift in vicinity 44-04.36N 029-35.31E at 310530Z augBlack Sea · Romania
- Exercises · HYDROPAC 2490/2609:16ZGunnery exercises in progress until 031200Z sep in areas bound by: a. 50-05.00N 155-07.00E, 49-55.00N…North Pacific · Sea of Okhotsk · Kuril Islands
- Missiles · HYDROPAC 2491/2609:31ZHazardous operations, space debris 012119Z to 012145Z sep in area bound by 28-16.00S 170-42.00W, 29-09.00S…South Pacific
- Missiles · NAVAREA XII 595/2609:41ZHazardous operations, space debris 2133Z to 2355Z daily 04 thru 10 sep in area bound by 27-28.71N…North Pacific · Johnston Atoll
- Exercises · HYDROPAC 2492/2611:26ZHazardous operations 0001Z to 1600Z daily 01 thru 30 sep except fridays and saturdays in areas bound by: a.…Bay of Bengal · Bangladesh
- Cable ops · HYDROLANT 1720/2612:07ZCable operations until further notice by cableship sophie germain in area bound by 40-40.27N 027-15.72E,…Sea of Marmara · Turkey
- Other · HYDROPAC 2493/2612:37ZMining exercises in progress until 06 sep in 05-37.33S 039-06.20EWestern Indian Ocean · Tanzania
- Icebergs · HYDROARC 196/2612:42ZIceberg reported in 77-48.20N 114-58.20ELaptev Sea
- Other · AUSCOAST 286/2614:10ZA current meter at position 10 degrees 30.29 minutes south, 142 degrees 14.63 minutes east is inoperative.
- Icebergs · HYDROLANT 1722/2614:56ZIcebergs reported in: a. A76C, 53-22.00S 028-16.00WSouth Atlantic · South Shetland Islands
- Other · HYDROLANT 1724/2617:07ZCancel HYDROLANT 1721/26, 1723/26 and this msgSouth Atlantic
- Exercises · NAVAREA XII 596/2617:28ZHazardous operations 011800Z to 020100Z sep, alternate 031800Z to 040100Z sep in area bound by 32-46.00N…North Pacific · California
- Missiles · HYDROARC 197/2618:32ZMissile operations are scheduled in Barents and White Seas near Russia on 04 and 05 September, 0100Z to 1400Z daily.Barents Sea · White Sea · Russia
- Icebergs · NAVAREA IV 843/2619:12ZIceberg and sea ice limits are in effect along tracklines in the North Atlantic as of September 1, with reports requested to authorities.
Cancelled · 48
- Missiles · HYDROPAC 2456/2609:31ZRocket launching hazardous operations occur from 012112Z to 012157Z September in an area of the South Pacific near New Zealand.South Pacific · New Zealand
- Exercises · NAVAREA XI 341/2616:21ZGunnery exercise in Japan Sea occurs daily 2200Z to 1000Z on specified dates from 31 July to 30 August in a bounded area.Japan Sea · Gunnery
- Missiles · NAVAREA XI 377/2616:21ZMissile firing is scheduled daily in Japan Sea from August 25-30, 1400Z to 0800Z, in a defined area bounded by coordinates and shore.Japan Sea
- Exercises · NAVAREA XI 342/2616:21ZGunnery exercise in North Pacific near Nanpo Shoto daily from 31 July to 30 August, 2300Z to 0900Z, in a bounded area.North Pacific, Nanpo Shoto · Gunnery
- Exercises · HYDROPAC 2487/2619:00ZHazardous operations 052300Z to 060630Z sep in area bound by 12-50.00N 145-00.00E, 12-50.00N 145-10.00E,…North Pacific · Guam
- Missiles · HYDROPAC 2488/2619:00ZHazardous operations, space debris 051300Z to 051738Z, 061246Z to 061724Z, 071232Z to 071710Z, 081217Z to…South Pacific
- Surveys · NAVAREA IV 838/2619:00ZTrinidad and tobagoCaribbean Sea
- Nav aids · HYDROPAC 2470/2619:00ZEden reef light in 14-04.63S 143-55.01E unreliableCoral Sea · Australia
- Surveys · HYDROLANT 1698/2619:00ZSurvey operations 290900Z aug thru 072200Z jan 27 by M/V tupan III in area bound by 25-34.77S 048-20.62W,…South Atlantic · Brazil
- Nav aids · HYDROLANT 1699/2619:00ZYellow light mooring buoy established temporarily in 04-35.70S 037-02.79WSouth Atlantic · Brazil
- Nav aids · HYDROLANT 1700/2619:00ZLes pierres noires lighthouse 48-18.60N 004-54.80W unlitBay of Biscay · France
- Exercises · HYDROPAC 2471/2619:00ZHazardous operations 1330Z to 1900Z daily 02 and 04 sep in area bound by 32-55.00S 072-00.00W, 32-55.00S…South Pacific · Chile
- Exercises · HYDROLANT 1703/2619:00ZHazardous operations 020001Z to 022359Z sep in area bound by 23-35.00N 017-00.00W, 23-35.08N 017-21.75W,…North Atlantic · Western Sahara
- Exercises · HYDROLANT 1705/2619:00ZHazardous operations 030001Z to 032359Z sep in area bound by 29-53.00N 010-15.00W, 29-53.00N 010-38.50W,…North Atlantic · Morocco
- Debris · HYDROLANT 1707/2619:00ZDangerous object adrift in 44-31.00N 029-28.00E at 291450Z augBlack Sea · Romania
- Other · HYDROPAC 2472/2619:00ZF/V sg 66014 ts sunk in 10-02.08N 106-57.98ESouth China Sea · Vietnam
- Exercises · HYDROLANT 1708/2619:00ZHazardous operations 301100Z aug thru 030001Z sep in area bound by 53-08.40N 006-03.50W, 53-08.40N…Saint Georges Channel · Ireland
- Cable ops · HYDROPAC 2473/2619:00ZUnderwater operations in progress until further notice by cableship lodbrog in area bound by 31-49.50S…Eastern Indian Ocean · Australia
- Wrecks · HYDROLANT 1709/2619:00ZDangerous wreck in 32-38.57S 051-36.80WSouth Atlantic · Uruguay
- Derelicts · HYDROLANT 1710/2619:00ZDerelict vessel adrift in 15-54.09N 016-34.57WNorth Atlantic · Mauritania
- Exercises · HYDROPAC 2478/2619:00ZHazardous operations 0300Z to 1900Z daily 01 thru 04, 07 thru 11, 14 thru 18, 21 thru 25 and 28 thru 30 sep…Arabian Sea · Pakistan
- Missiles · HYDROPAC 2479/2619:00ZHazardous operations, space debris 312129Z to 312152Z aug in area bound by 27-47.00S 176-37.00W, 29-07.00S…South Pacific · New Zealand
- Other · HYDROPAC 2480/2619:00ZM/V burgan suffered a security incident and anchored in 26-22.50N 056-20.40EStrait of Hormuz · Oman
- Exercises · HYDROPAC 2481/2619:00ZHazardous operations 010230Z to 011130Z sep in area bound by 17-23.00N 083-43.00E, 17-23.00N 083-53.00E,…Bay of Bengal · India
- Wrecks · HYDROPAC 2482/2619:00ZF/V om shree masthi amma sank in 14-47.21N 074-01.62EArabian Sea · India
- Icebergs · NAVAREA IV 841/2619:00ZNorth american ice service (nais) iceberg bulletin 310001Z aug
- Cable ops · HYDROPAC 2483/2619:00ZCable operations in progress until 15 dec by M/V topaz and M/V bureya within two miles of trackline joining…Sea of Japan · Russia
- Exercises · HYDROPAC 2484/2619:00ZHazardous operations in progress until 030500Z sep in areas bound by: a. 51-03.30N 156-22.20E, 50-43.10N…North Pacific · Sea of Okhotsk · Kamchatka
- Derelicts · NAVAREA IV 842/2619:00ZDerelict M/V unlit and anchored in 15-54.77N 078-41.81WCaribbean Sea
- Exercises · HYDROPAC 2486/2619:00ZHazardous operations 050330Z to 050700Z and 060100Z to 060800Z sep in area bound by 13-10.00N 144-30.00E,…North Pacific · Guam
- Icebergs · HYDROLANT 1716/2619:00ZIcebergs reported in: a. A84, 71-34.80S 101-43.80WScotia Sea · South Atlantic · South Pacific · Antarctica
- Wrecks · HYDROARC 195/2619:00ZDepths reported: a. 14.3 meters in 70-14.06N 082-44.52EKara Sea · Russia
- Missiles · HYDROPAC 2489/2619:00ZMissile operations 1400Z to 0900Z daily 04 thru 11 sep in area bound by 56-34.00N 154-14.00E, 56-34.00N…North Pacific · Sea of Okhotsk · Kamchatka
- Debris · HYDROLANT 1717/2619:00ZObject adrift in vicinity 44-31.60N 029-32.10E at 310515Z augBlack Sea · Romania
- Debris · HYDROLANT 1718/2619:00ZObject adrift in vicinity 44-04.36N 029-35.31E at 310530Z augBlack Sea · Romania
- Exercises · HYDROPAC 2490/2619:00ZGunnery exercises in progress until 031200Z sep in areas bound by: a. 50-05.00N 155-07.00E, 49-55.00N…North Pacific · Sea of Okhotsk · Kuril Islands
- Missiles · HYDROPAC 2491/2619:00ZHazardous operations, space debris 012119Z to 012145Z sep in area bound by 28-16.00S 170-42.00W, 29-09.00S…South Pacific
- Missiles · NAVAREA XII 595/2619:00ZHazardous operations, space debris 2133Z to 2355Z daily 04 thru 10 sep in area bound by 27-28.71N…North Pacific · Johnston Atoll
- Exercises · HYDROPAC 2492/2619:00ZHazardous operations 0001Z to 1600Z daily 01 thru 30 sep except fridays and saturdays in areas bound by: a.…Bay of Bengal · Bangladesh
- Cable ops · HYDROLANT 1720/2619:00ZCable operations until further notice by cableship sophie germain in area bound by 40-40.27N 027-15.72E,…Sea of Marmara · Turkey
- Other · HYDROPAC 2493/2619:00ZMining exercises in progress until 06 sep in 05-37.33S 039-06.20EWestern Indian Ocean · Tanzania
- Icebergs · HYDROARC 196/2619:00ZIceberg reported in 77-48.20N 114-58.20ELaptev Sea
- Icebergs · HYDROLANT 1722/2619:00ZIcebergs reported in: a. A76C, 53-22.00S 028-16.00WSouth Atlantic · South Shetland Islands
- Other · HYDROLANT 1724/2619:00ZCancel HYDROLANT 1721/26, 1723/26 and this msgSouth Atlantic
- Exercises · NAVAREA XII 596/2619:00ZHazardous operations 011800Z to 020100Z sep, alternate 031800Z to 040100Z sep in area bound by 32-46.00N…North Pacific · California
- Missiles · NAVAREA XII 593/2619:00ZHazardous operations, rocket launching: a. 041128Z to 041553Z sep, alternate 051113Z to 051538Z, 061059Z to…North Pacific · California
- Exercises · HYDROPAC 2474/2619:00ZHazardous operations 042200Z to 051359Z and 051400Z to 061359Z sep in area bound by 13-45.00N 144-19.98E,…North Pacific · Philippine Sea · Guam
- Exercises · HYDROPAC 2485/2619:00ZHazardous operations 052100Z to 060800Z sep in area bound by 13-10.00N 144-30.00E, 13-10.00N 144-41.98E,…North Pacific · Guam
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.