Navigational warnings on 2026-09-03
UTC day · today
- issued
- 35
- cancelled
- 33
- in force at end
- 464
- of these still in force
- 11
Issued · by sea
| North Pacific Ocean | 11 |
| South Atlantic Ocean | 5 |
| Philippine Sea | 5 |
| Indian Ocean | 4 |
| South Pacific Ocean | 2 |
| Laptev Sea | 1 |
| North Atlantic Ocean | 1 |
| Bay of Bengal | 1 |
HYDROPAC 15 · HYDROLANT 6 · NHC storms 4 · AUSCOAST 3 · JTWC storms 3 · NAVAREA XI 1 · NAVAREA II 1 · HYDROARC 1 · USGS earthquakes 1
Issued · 35
- Other · AUSCOAST 287/26in force00:37ZTide data are unreliable from gauges at Turtle Head, Ince Point, Goods Island, and Nardana Patches in Torres Strait.
- Nav aids · HYDROLANT 1739/2600:41ZBarra de Itabapoana Light at 21-18.82S 040-57.95W is unlit until 01 March 2027.South Atlantic · Brazil
- Surveys · AUSCOAST 288/26in force02:38ZSpecial purpose vessel Skandi Hercules is conducting underwater operations at 19-38.90S 115-55.60E, requesting 5 nautical miles clearance.
- Storms · JTWC-WP172603:00ZTropical Storm Saudel final warning places it at 23.8N 117.4E in the Western North Pacific with a 34-knot danger swath.Western North Pacific
- Surveys · HYDROPAC 2513/2603:21ZSkandi Hercules conducts underwater operations in eastern Indian Ocean at 19-38.90S 115-55.60E, requesting five mile berth.Eastern Indian Ocean · Australia
- Surveys · AUSCOAST 289/26in force03:57ZSpecial purpose vessel Lodbrog is conducting underwater operations in an area near 31.49 S, 115.18 E, requesting 1 nautical mile clearance.
- Icebergs · HYDROLANT 1740/2605:39ZIcebergs reported in the Scotia Sea and Antarctica at positions A84, A85, D33A, and D33C. Cancel September 4, 2026.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Cable ops · HYDROPAC 2515/2606:00ZUnderwater operations in progress until further notice by cableship lodbrog in area bound by 31-48.90S…Eastern Indian Ocean · Australia
- Missiles · HYDROPAC 2516/2606:36ZRocket launching and space debris hazard areas are in effect near New Zealand daily September 7-19, 0001Z to 2330Z.South Pacific · New Zealand
- Missiles · HYDROPAC 2517/2606:56ZSpace debris hazardous operations in South Pacific occur daily 0001-2330 UTC September 7-19 in two areas; cancellation September 26.South Pacific
- Exercises · HYDROPAC 2518/2607:22ZHazardous operations take place near Guam within three miles of 13-27N 145-08E, daily 08 to 10 September, between 0100 and 1300 Zulu.North Pacific · Guam
- Exercises · HYDROPAC 2519/2607:41ZHazardous operations in the Philippine Sea near Northern Mariana Islands occur daily from 0100Z to 0800Z from September 8 to 10.North Pacific · Philippine Sea · Northern Mariana Islands
- Exercises · HYDROPAC 2520/2608:09ZHazardous operations near Guam from September 6 2200 UTC to September 7 0100 UTC in a bounded area, cancelled by September 7 0200 UTC.North Pacific · Guam
- Exercises · HYDROPAC 2521/2608:19ZHazardous operations occur on September 7 from 03:00 to 07:00 UTC in an area near Guam bounded by coordinates; cancellation message at 07:08 UTC.North Pacific · Guam
- Exercises · HYDROPAC 2522/2608:26ZHazardous operations daily 07-11 Sep 2200Z-0700Z in Philippine Sea near Guam, area bounded by coordinates. Cancel 120800Z Sep.North Pacific · Philippine Sea · Guam
- Exercises · HYDROPAC 2523/2608:35ZHazardous operations are scheduled from 082200Z to 090300Z September in an area bounded by 13-04N to 13-55N and 145-18E to 147-02E near Guam.North Pacific · Guam · Northern Mariana Islands
- Storms · NHC-AL05202609:00ZPotential Tropical Cyclone Edouard in the Atlantic near 32.5N 96.5W on September 26 has 20-knot winds, 1012 mb pressure, and is moving northwest at 5 knots.Atlantic
- Exercises · HYDROPAC 2524/2609:41ZHazardous operations occur daily September 6-9 from 1400Z to 1359Z in areas near Guam, North Pacific. Cancel September 10, 1459Z.North Pacific · Guam
- Exercises · HYDROPAC 2525/2610:30ZHazardous operations 072100Z to 072300Z and 080100Z to 080300Z in area bound by 13-36.00N 143-07.00E,…North Pacific · Guam
- Exercises · HYDROPAC 2526/2610:59ZHazardous operations take place near Guam from 062100Z to 070200Z, in a bounded area, canceled at 070300Z.North Pacific · Guam
- Quakes · USGS-US7000TDVTin force11:17ZEarthquake magnitude 6.3, 84 km SSW of Nikolski, Alaska, depth 35 km at 03:11 UTC Sep 26. Tsunami message issued; follow tsunami warning centres.
- Exercises · NAVAREA XI 394/26in force12:00ZHazardous operations are underway in the North Pacific Marianas area from 08 to 10 September, within a defined boundary, until 100900Z September.North Pacific, Marianas
- Exercises · HYDROPAC 2527/2612:02ZHazardous operations occur in Bay of Bengal, India, from 6-12 and 13-19 September.Bay of Bengal · India
- Cable ops · HYDROPAC 2528/2612:19ZCable operations by vessel Rebecca in Arabian Sea along tracklines from September 4 to October 5, wide berth requested.Arabian Sea
- Icebergs · HYDROARC 208/2612:55ZIcebergs are reported in Laptev Sea, Russia, on September 3 at 78-00.50N 112-31.00E, 76-21.50N 116-23.80E, 75-58.20N 112-41.10E.Laptev Sea · Russia
- Surveys · HYDROLANT 1741/2613:10ZUnderwater operations are underway in the South Atlantic off Brazil from 04-18 Sep by vessels Comando B and Linden Trader at 20-22.98S 040-08.73W.South Atlantic · Brazil
- Surveys · HYDROLANT 1742/2613:19ZUnderwater operations daily from 01 to 30 September by vessel Coral do Atlantico in South Atlantic off Brazil. Wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1743/2613:33ZUnderwater operations by vessels Charlie and Comando B at 20-24.27S 040-09.57W from 4 to 18 September daily 1100Z-2100Z. Wide berth requested.South Atlantic · Brazil
- Icebergs · HYDROLANT 1745/2613:47ZIcebergs reported in: a. A81, 58-43.00S 047-18.00WScotia Sea · South Atlantic · South Shetland Islands
- Exercises · NAVAREA II 315/26in force13:58ZFiring exercise in Canarias within 20 miles of 26-50N 014-00W between 270 and 360 degrees; navigate with caution.Canarias
- Storms · NHC-EP112026in force15:00ZHurricane Karina is centered near 19.8N 136.7W, with maximum winds of 100 knots and pressure 961 millibars, moving 280 degrees at 12 knots on September 26.Eastern North Pacific
- Storms · NHC-EP132026in force15:00ZHurricane Marie is near 19.2N 114.9W in the eastern North Pacific with 80-knot winds, moving west-northwest at 10 knots as of September 26.Eastern North Pacific
- Storms · NHC-EP122026in force15:00ZHurricane Lowell is near 13.5N 157.2W as of September 26, with maximum sustained winds of 120 knots, moving west at 10 knots.Eastern North Pacific
- Storms · JTWC-EP1126in force16:00ZHurricane 11E (karina)Eastern North Pacific
- Storms · JTWC-WP2226in force21:00ZTropical Storm Krovanh (22W) warning 10 issued 03 Sep in Western North Pacific, forecast at 28.0N 128.9E, with 34-knot wind danger swath.Western North Pacific
Cancelled · 33
- Nav aids · HYDROLANT 492/2600:41ZBarra de Itabapoana light is unlit until 08 September 2026; previous warnings cancelled.South Atlantic · Brazil
- Surveys · AUSCOAST 285/2604:08ZSpecial purpose vessel Lodbrog is conducting underwater operations in area bounded by 31-48.45 S to 31-49.50 S and 115-21.14 E to 115-22.43 E. One nautical mile clearance requested.
- Quakes · USGS-US7000TD2Z08:03ZAn earthquake of magnitude 5.5 occurred 44 km NNE of Ruteng, Indonesia, at a depth of 10 km.
- Debris · HYDROLANT 1738/2613:50ZAn object adrift is reported in Romania at 44-31.22N 029-33.85E at 020750Z Sep, cancelling Hydrolant 1736/26.Romania
- Surveys · NAVAREA IV 848/2613:50ZA navigational warning lists mobile offshore drilling unit positions in NAVAREA IV as of 1645 UTC on September 2.
- Exercises · HYDROARC 206/2613:50ZHazardous operations will occur daily from 0500 to 1900 UTC, 05-10 September, in a Barents Sea area off Russia.Barents Sea · Russia
- Icebergs · NAVAREA IV 849/2613:50ZNorth American Ice Service bulletin of Sep 3 gives iceberg limits along tracklines from 49-10N 054-55W to 63-40N 027-25W; report ice to Canadian Coast Guard.
- Nav aids · HYDROLANT 1739/2613:50ZBarra de Itabapoana Light at 21-18.82S 040-57.95W is unlit until 01 March 2027.South Atlantic · Brazil
- Surveys · HYDROPAC 2513/2613:50ZSkandi Hercules conducts underwater operations in eastern Indian Ocean at 19-38.90S 115-55.60E, requesting five mile berth.Eastern Indian Ocean · Australia
- Icebergs · HYDROLANT 1740/2613:50ZIcebergs reported in the Scotia Sea and Antarctica at positions A84, A85, D33A, and D33C. Cancel September 4, 2026.Scotia Sea · South Atlantic · South Pacific · Antarctica
- Cable ops · HYDROPAC 2515/2613:50ZUnderwater operations in progress until further notice by cableship lodbrog in area bound by 31-48.90S…Eastern Indian Ocean · Australia
- Missiles · HYDROPAC 2516/2613:50ZRocket launching and space debris hazard areas are in effect near New Zealand daily September 7-19, 0001Z to 2330Z.South Pacific · New Zealand
- Missiles · HYDROPAC 2517/2613:50ZSpace debris hazardous operations in South Pacific occur daily 0001-2330 UTC September 7-19 in two areas; cancellation September 26.South Pacific
- Exercises · HYDROPAC 2518/2613:50ZHazardous operations take place near Guam within three miles of 13-27N 145-08E, daily 08 to 10 September, between 0100 and 1300 Zulu.North Pacific · Guam
- Exercises · HYDROPAC 2519/2613:50ZHazardous operations in the Philippine Sea near Northern Mariana Islands occur daily from 0100Z to 0800Z from September 8 to 10.North Pacific · Philippine Sea · Northern Mariana Islands
- Exercises · HYDROPAC 2520/2613:50ZHazardous operations near Guam from September 6 2200 UTC to September 7 0100 UTC in a bounded area, cancelled by September 7 0200 UTC.North Pacific · Guam
- Exercises · HYDROPAC 2521/2613:50ZHazardous operations occur on September 7 from 03:00 to 07:00 UTC in an area near Guam bounded by coordinates; cancellation message at 07:08 UTC.North Pacific · Guam
- Exercises · HYDROPAC 2522/2613:50ZHazardous operations daily 07-11 Sep 2200Z-0700Z in Philippine Sea near Guam, area bounded by coordinates. Cancel 120800Z Sep.North Pacific · Philippine Sea · Guam
- Exercises · HYDROPAC 2523/2613:50ZHazardous operations are scheduled from 082200Z to 090300Z September in an area bounded by 13-04N to 13-55N and 145-18E to 147-02E near Guam.North Pacific · Guam · Northern Mariana Islands
- Icebergs · HYDROLANT 1745/2613:50ZIcebergs reported in: a. A81, 58-43.00S 047-18.00WScotia Sea · South Atlantic · South Shetland Islands
- Icebergs · HYDROARC 205/2613:50ZIcebergs reported in Laptev Sea, Russia, in area bounded by 78-20N 108-00E, 77-46N 115-23E, 77-20N 116-57E, 77-22N 117-12E, 77-09N 117-37E.Laptev Sea · Russia
- Icebergs · HYDROLANT 1737/2613:50ZIcebergs reported in: a. A76C, 53-14.00S 027-48.00WSouth Atlantic
- Surveys · HYDROLANT 1742/2613:50ZUnderwater operations daily from 01 to 30 September by vessel Coral do Atlantico in South Atlantic off Brazil. Wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1743/2613:50ZUnderwater operations by vessels Charlie and Comando B at 20-24.27S 040-09.57W from 4 to 18 September daily 1100Z-2100Z. Wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 2524/2613:50ZHazardous operations occur daily September 6-9 from 1400Z to 1359Z in areas near Guam, North Pacific. Cancel September 10, 1459Z.North Pacific · Guam
- Exercises · HYDROPAC 2525/2613:50ZHazardous operations 072100Z to 072300Z and 080100Z to 080300Z in area bound by 13-36.00N 143-07.00E,…North Pacific · Guam
- Exercises · HYDROPAC 2526/2613:50ZHazardous operations take place near Guam from 062100Z to 070200Z, in a bounded area, canceled at 070300Z.North Pacific · Guam
- Exercises · HYDROPAC 2527/2613:50ZHazardous operations occur in Bay of Bengal, India, from 6-12 and 13-19 September.Bay of Bengal · India
- Cable ops · HYDROPAC 2528/2613:50ZCable operations by vessel Rebecca in Arabian Sea along tracklines from September 4 to October 5, wide berth requested.Arabian Sea
- Icebergs · HYDROARC 208/2613:50ZIcebergs are reported in Laptev Sea, Russia, on September 3 at 78-00.50N 112-31.00E, 76-21.50N 116-23.80E, 75-58.20N 112-41.10E.Laptev Sea · Russia
- Surveys · HYDROLANT 1741/2613:50ZUnderwater operations are underway in the South Atlantic off Brazil from 04-18 Sep by vessels Comando B and Linden Trader at 20-22.98S 040-08.73W.South Atlantic · Brazil
- Storms · JTWC-WP172615:26ZTropical Storm Saudel final warning places it at 23.8N 117.4E in the Western North Pacific with a 34-knot danger swath.Western North Pacific
- Storms · NHC-AL05202617:24ZPotential Tropical Cyclone Edouard in the Atlantic near 32.5N 96.5W on September 26 has 20-knot winds, 1012 mb pressure, and is moving northwest at 5 knots.Atlantic
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.