Navigational warnings on 2026-09-17
UTC day · today
- issued
- 19
- cancelled
- 30
- in force at end
- 370
- of these still in force
- 3
Issued · by sea
| South Atlantic Ocean | 4 |
| South China Sea | 4 |
| Bering Sea | 2 |
| Black Sea | 1 |
| Indian Ocean | 1 |
| Inner Seas off the West Coast of Scotland | 1 |
| Japan Sea | 1 |
| Persian Gulf | 1 |
HYDROLANT 7 · HYDROPAC 5 · NAVAREA XI 3 · NAVAREA X 1 · NAVAREA XII 1 · NAVAREA XIX 1 · USGS earthquakes 1
Issued · 19
- Cable ops · NAVAREA XI 412/26in force00:00ZSubmarine cable repair work by vessel Peter Faber continues in the southern South China Sea near 02-04.23N 104-47.97E and 02-04.84N 104-47.94E until further notice.South China Sea, Southern Part
- Cable ops · HYDROPAC 2683/2600:11ZIndonesia reports cable operations underway by the cableship Peter Faber in the South China Sea, asking vessels to keep clear until further notice.South China Sea · Indonesia
- Piracy · HYDROPAC 2684/2600:29ZFour armed pirates boarded a vessel in the South China Sea off Indonesia at 01-07.09N 103-31.06E on 16 September and ships are advised to keep clear.South China Sea · Indonesia
- Surveys · HYDROLANT 1842/2601:25ZUnderwater operations 0800Z to 1800Z daily 17 sep thru 01 oct by M/V fj iris and M/V comando b in 20-23.72S…South Atlantic · Brazil
- Surveys · HYDROLANT 1843/2601:30ZUnderwater operations occur daily 0800 to 1700 UTC from 17 September to 1 October in the South Atlantic off Brazil at 20-23.85S 040-09.08W, and vessels should keep clear.South Atlantic · Brazil
- Surveys · HYDROLANT 1844/2601:36ZUnderwater operations are underway off Brazil near 22-25.32S 039-56.55W until September 24 by the vessel Siem Pilot, which requests a wide berth.South Atlantic · Brazil
- Icebergs · HYDROLANT 1845/2604:24ZIcebergs are reported in the Scotia Sea, South Atlantic, South Pacific and Antarctica at four positions including 71-11.40S 101-39.00W; the message cancels 18 September 2026.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Exercises · HYDROPAC 2689/2606:03ZHazardous operations take place off Chile in the South Pacific on 21 September from 1100 to 1500 UTC within a defined area.South Pacific · Chile
- Other · NAVAREA 19 115/2606:30ZNavigational warning Navarea Nineteen 113/26 is cancelled and no longer in force.
- Cable ops · NAVAREA XII 638/2608:36ZCable operations by cableship IT Infinity are in progress until further notice in Bering Sea, Alaska, along a trackline from 64-28N 165-19W to 60-53N 166-39W, wide berth requested.Bering Sea · Alaska
- Exercises · HYDROLANT 1846/2608:53ZRomania warns of hazardous operations in the Black Sea from 0600 to 1200 UTC daily on 22 through 25 and 28 September in a defined area.Black Sea · Romania
- Surveys · HYDROPAC 2691/2609:26ZSurvey operations 210001Z to 211200Z and 251400Z to 261000Z sep in area within five miles of 42-31.00N…Sea of Japan · Russia
- Missiles · NAVAREA X 103/2609:39ZSpace debris danger area covers 90 nautical miles either side of a centreline from Cocos Keeling Islands to Ile Saint Paul daily 22-28 September 2026, 1223-1447 UTC.
- Piracy · NAVAREA XI 414/26in force12:00ZArmed robbers board a bulk carrier unnoticed in the Singapore Strait at 01-07.09N 103-31.06E; vessels are advised to be cautious until 24 September at 1300 UTC.Singapore Strait
- Missiles · NAVAREA XI 413/2612:00ZSpace debris hazard in North Pacific from 1427 UTC to 1833 UTC daily 22 to 28 September within bounded area; warning cancels at 1933 UTC on 28 September.North Pacific
- Other · HYDROPAC 2692/2613:01ZShip Trend suffered a security incident and anchored at 26-25.60N 056-24.00E in the Strait of Hormuz near Oman; vessels should keep clear and use caution.Strait of Hormuz · Oman
- Nav aids · HYDROLANT 1848/2613:36ZDubh Artach Light in the Sea of the Hebrides, Scotland, at 56-08.0N 006-38.1W is unreliable, and HYDROLANT 1847/26 is cancelled.Sea of the Hebrides · Scotland
- Icebergs · HYDROLANT 1849/2614:05ZIcebergs reported in: a. A81, 57-46.00S 045-52.00WScotia Sea · South Atlantic · Antarctica
- Quakes · USGS-US7000TI1Pin force14:19ZA magnitude 6.5 earthquake strikes 165 km west of Nikolski, Alaska, at depth 112 km on 26 September, prompting a tsunami message.
Cancelled · 30
- Derelicts · NAVAREA III 140/2600:00ZA derelict boat is adrift in the central Mediterranean Sea at 38-51.1N 009-20.9E, and this notice cancels at 2359 UTC on 26 September.Central Mediterranean Sea
- Cable ops · NAVAREA XI 402/2600:36ZSubmarine cable repair works by cable vessel Peter Faber are ongoing until further notice near coordinates 02-20.19N 104-53.75E and 02-16.20N 104-52.02E in southern South China Sea.South China Sea, Southern Part
- Quakes · USGS-US7000THC609:27ZA magnitude 5.5 earthquake strikes 187 km south-southwest of Pelabuhanratu, Indonesia, at depth 10 km on 26 September at 1409 UTC.
- Quakes · USGS-US7000THCS10:58ZEarthquake magnitude 5.6 strikes 78 km north-northeast of Tobelo, Indonesia, at depth 162 km on 26 September at 141058Z.
- Missiles · NAVAREA XI 406/2612:51ZSpace debris hazard area in the Sulu Sea from 16 September 2200 to 17 September 0400, bounded by coordinates, cancels at 17 September 0500.Sulu Sea
- Missiles · NAVAREA XII 637/2614:30ZNorth Pacific hazardous operations for space debris occur daily 22 through 28 September between 1427Z and 1833Z in bounded areas; cancel 28 September 1933Z.North Pacific
- Exercises · HYDROPAC 2685/2614:30ZHazardous operations 0100Z to 1300Z daily 22 thru 24 sep in areas within three miles of: a. 13-27.00N…North Pacific · Philippine Sea · Guam
- Missiles · HYDROARC 240/2614:30ZRussia conducts missile operations in the Barents Sea daily from 21:00 UTC to 18:00 UTC on 21 through 24 September in a defined area.Barents Sea · Russia
- Icebergs · NAVAREA IV 896/2614:30ZThe North American Ice Service reports iceberg limits along tracklines in the North Atlantic and asks mariners to report icebergs or sea ice to Canadian coast stations.
- Missiles · HYDROPAC 2681/2614:30ZHazardous operations, space debris 0800Z to 2100Z daily 17 thru 21 sep in areas bound by: a. 59-42.36S…South Pacific
- Exercises · NAVAREA XII 634/2614:30ZHazardous operations occur off California within one mile of 33-01.87N 118-35.26W between 1700 and 2200 UTC on September 19.North Pacific · California
- Exercises · NAVAREA XII 635/2614:30ZOff Hawaii in the North Pacific, hazardous operations are scheduled from September 17 1700Z to September 18 0300Z within one mile of 21-17.48N 157-59.23W.North Pacific · Hawaii
- Cable ops · HYDROPAC 2683/2614:30ZIndonesia reports cable operations underway by the cableship Peter Faber in the South China Sea, asking vessels to keep clear until further notice.South China Sea · Indonesia
- Piracy · HYDROPAC 2684/2614:30ZFour armed pirates boarded a vessel in the South China Sea off Indonesia at 01-07.09N 103-31.06E on 16 September and ships are advised to keep clear.South China Sea · Indonesia
- Surveys · HYDROLANT 1842/2614:30ZUnderwater operations 0800Z to 1800Z daily 17 sep thru 01 oct by M/V fj iris and M/V comando b in 20-23.72S…South Atlantic · Brazil
- Surveys · HYDROLANT 1843/2614:30ZUnderwater operations occur daily 0800 to 1700 UTC from 17 September to 1 October in the South Atlantic off Brazil at 20-23.85S 040-09.08W, and vessels should keep clear.South Atlantic · Brazil
- Surveys · HYDROLANT 1844/2614:30ZUnderwater operations are underway off Brazil near 22-25.32S 039-56.55W until September 24 by the vessel Siem Pilot, which requests a wide berth.South Atlantic · Brazil
- Icebergs · HYDROLANT 1845/2614:30ZIcebergs are reported in the Scotia Sea, South Atlantic, South Pacific and Antarctica at four positions including 71-11.40S 101-39.00W; the message cancels 18 September 2026.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Exercises · HYDROPAC 2689/2614:30ZHazardous operations take place off Chile in the South Pacific on 21 September from 1100 to 1500 UTC within a defined area.South Pacific · Chile
- Cable ops · NAVAREA XII 638/2614:30ZCable operations by cableship IT Infinity are in progress until further notice in Bering Sea, Alaska, along a trackline from 64-28N 165-19W to 60-53N 166-39W, wide berth requested.Bering Sea · Alaska
- Exercises · HYDROLANT 1846/2614:30ZRomania warns of hazardous operations in the Black Sea from 0600 to 1200 UTC daily on 22 through 25 and 28 September in a defined area.Black Sea · Romania
- Surveys · HYDROPAC 2691/2614:30ZSurvey operations 210001Z to 211200Z and 251400Z to 261000Z sep in area within five miles of 42-31.00N…Sea of Japan · Russia
- Other · HYDROPAC 2692/2614:30ZShip Trend suffered a security incident and anchored at 26-25.60N 056-24.00E in the Strait of Hormuz near Oman; vessels should keep clear and use caution.Strait of Hormuz · Oman
- Nav aids · HYDROLANT 1848/2614:30ZDubh Artach Light in the Sea of the Hebrides, Scotland, at 56-08.0N 006-38.1W is unreliable, and HYDROLANT 1847/26 is cancelled.Sea of the Hebrides · Scotland
- Icebergs · HYDROLANT 1849/2614:30ZIcebergs reported in: a. A81, 57-46.00S 045-52.00WScotia Sea · South Atlantic · Antarctica
- Missiles · NAVAREA IV 897/2614:30ZHazardous operations, rocket launching 221215Z to 221414Z sep, alternate 1215Z to 1414Z daily 23 thru 28 sep…Gulf of America · Yucatan Channel · Texas
- Missiles · HYDROPAC 2686/2614:30ZHazardous operations involving space debris occur in the South Pacific near French Polynesia and Pitcairn Islands daily from 22 to 28 September between 2107 UTC and 0108 UTC.South Pacific · French Polynesia · Pitcairn Islands
- Missiles · HYDROPAC 2687/2614:30ZHazardous operations, space debris 1223Z to 1447Z daily 22 thru 28 sep in area bound by 24-36.00S…Indian Ocean
- Missiles · HYDROPAC 2688/2614:30ZHazardous operations for space debris occur daily 1427Z to 1833Z from 22 through 28 September in two areas of the North Pacific.North Pacific
- Missiles · NAVAREA X 103/2619:38ZSpace debris danger area covers 90 nautical miles either side of a centreline from Cocos Keeling Islands to Ile Saint Paul daily 22-28 September 2026, 1223-1447 UTC.
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.