Navigational warnings, week 2026-W32
2026-08-03 to 2026-08-09 UTC
- issued
- 62
- cancelled
- 11
- in force at end
- 892
- of these still in force
- 28
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 this period is under-counted.
Issued · by sea
| South Atlantic Ocean | 7 |
| North Atlantic Ocean | 7 |
| North Pacific Ocean | 5 |
| Persian Gulf | 5 |
| South Pacific Ocean | 5 |
| North Sea | 4 |
| Indian Ocean | 3 |
| Inner Seas off the West Coast of Scotland | 2 |
HYDROPAC 14 · HYDROLANT 14 · USGS earthquakes 6 · UKWZ 5 · NAVAREA II 4 · NAVAREA IV 3 · NOAA IncidentNews 3 · NAVAREA XIX 3 · AUSCOAST 2 · NAVAREA XII 2 · NAVAREA XI 2 · NAVAREA I 2 · HYDROARC 1 · NAVAREA X 1
Issued · 62
- Derelicts · HYDROPAC 2209/26in force01:13ZA ten-meter derelict vessel is adrift at 11-55.02S 141-54.27E in the Gulf of Carpentaria, Australia, as of 020629Z Aug.Gulf of Carpentaria · Australia
- Surveys · HYDROLANT 1493/2609:22ZSurvey operations are in progress in the Black Sea off Romania by motor vessel Ocean Aero until August 16; a wide berth is requested in the survey area.Black Sea · Romania
- Cable ops · NAVAREA I 163/26in force13:43ZSeismic survey by vessel Ramform Hyperion towing 10 cables in North Sea; wide berth requested, two attending vessels. Previous warning canceled.North Sea
- Surveys · HYDROLANT 1496/2613:54ZSurvey operations are underway in the North Sea near Norway by the vessel Ramform Hyperion towing ten 2740-meter cables, requesting a three-mile berth.North Sea · Norway
- Other · UKWZ 471/26in force20:03ZThe Neart na Gaoithe E and S buoys in the Forth have inoperative AIS at 56-14.3N 002-08.6W and 56-12.3N 002-09.8W.Forth
- Other · HYDROLANT 1530/2609:36ZNaval operations occur daily from 0500Z to 1200Z on August 13-15 in an area near 44-12N 028-40E, Black Sea, Romania.Black Sea · Romania
- Cable ops · HYDROLANT 1497/2610:26ZSurvey operations by cableship Nautilus are in progress near Angola until 22 August; wide berth requested.South Atlantic · Angola
- Other · HYDROPAC 2231/2614:07ZThe vessel Minoan Pioneer is on fire and anchored in the Strait of Hormuz, Oman, at 26-27.60N 056-32.50E; mariners should navigate with caution.Strait of Hormuz · Oman
- Nav aids · UKWZ 473/26in force15:21ZTurbine A01 at Walney Extension Wind Farm in the Irish Sea is unlit; warning WZ 398/26 is cancelled.Irish Sea
- Surveys · HYDROPAC 2232/26in force15:34ZSurvey operations by vessel Furgo Proteus are underway in Persian Gulf near Qatar until 05 Sep, with a two-mile berth requested.Persian Gulf · Qatar
- Nav aids · NAVAREA II 295/26in force15:45ZEl Hank Lighthouse at Casablanca, 33-36.60N 007-39.28W, is unlit.Casablanca
- Nav aids · HYDROLANT 1503/2616:34ZEl Hank Light at 33-36.60N 007-39.28W is unlit.North Atlantic · Morocco
- Quakes · USGS-US6000TI4920:16Z125 km nw of ternate, indonesia
- Missiles · NAVAREA XII 539/2623:26ZHazardous rocket launching operations take place off California in multiple areas from August 15 to 22, with alternate dates.North Pacific · California
- Nav aids · HYDROLANT 1505/2600:57ZAraripe Light at 16-08.09S 038-57.86W is unlit until 31 Jan 2027.South Atlantic · Brazil
- Missiles · NAVAREA IV 755/2603:09ZRocket launching hazardous operations are scheduled near Florida in the North Atlantic from August 10 to 16, with alternate dates.North Atlantic · Florida
- Quakes · USGS-US6000TI6X04:14Z28 km sw of sarangani, philippines
- Quakes · USGS-US6000TI8I07:43ZEarthquake magnitude 6.3 (mww) in 33.697S 179.468E, depth 217 km at 050743Z aug 26South of the Kermadec Islands
- Cable ops · NAVAREA IV 756/2609:05ZCableship Intrepid is conducting underwater operations at 16-32.79N 075-39.00W near Jamaica from August 5 to 19, requesting a two-mile berth.Caribbean Sea · Jamaica
- Nav aids · HYDROPAC 2238/26in force09:39ZMagallanes Radio at 53-09.90S 070-54.30W is off air on high frequency, medium frequency, and radiotelex, and HYDROPAC 527/26 is cancelled.Eastern South Pacific · Chile
- Cable ops · AUSCOAST 266/26in force09:49ZVessel SW BLY conducting seismic survey towing twelve 4.5 nm cables near 12-47S 127-35E, requesting 7 nm astern and 3 nm sides and ahead clearance.
- Missiles · NAVAREA X 91/2611:40ZSpace debris danger area from Cape Darnley to Tasmania, 80 nautical miles either side of centreline, daily between 1455 and 2205 UTC, 10 to 16 August 2026.
- Surveys · HYDROPAC 2241/26in force12:18ZSurvey operations in progress in Timor Sea off Australia by vessel SW BLY towing twelve 7300-meter cables, seven-mile berth requested.Timor Sea · Australia
- Cable ops · HYDROARC 155/26in force12:58ZFour vessels conduct cable operations in Kara and Laptev Seas from August 10 to November 30, requesting a two-mile berth.Kara Sea · Laptev Sea · Russia
- Nav aids · NAVAREA XI 355/26in force13:00ZThe No. 3 light buoy at Futami Ko, Chichi Shima, Nanpo Shoto, is extinguished.North Pacific, Nanpo Shoto
- Nav aids · UKWZ 474/26in force21:17ZNoup Head light at 59-19.9N 003-04.2W near Fair Isle and Westray is temporarily reduced to 12 miles range.Fair Isle · Westray
- Quakes · USGS-US6000TIF521:41Z41 km sw of sarangani, philippines
- Nav aids · HYDROLANT 1510/2622:11ZNoup Head light in the Orkney Islands has its range reduced to 12 miles.North Atlantic · Orkney Islands
- Surveys · AUSCOAST 267/26in force22:22ZDrill rig JANSZ is at position 19-52.73S 114-36.50E, requesting a 2.5 nautical mile clearance.
- Spills · NOAAORR-1119500:00ZJoseph sinking; seattle, washingtonFishing Vessel New St
- Cable ops · NAVAREA XI 356/26in force00:00ZSeismic survey by vessel PXGEO 2 towing eight 5-mile cables in the southern Gulf of Thailand and South China Sea until 31 December 2026.Gulf of Thailand and South China Sea, Southern Part
- Surveys · HYDROLANT 1512/2601:16ZUnderwater operations are underway in South Atlantic off Brazil at 22-22.48S 040-25.05W until 170259Z August, wide berth requested; message cancels 170359Z August.South Atlantic · Brazil
- Surveys · HYDROPAC 2249/26in force02:52ZSurvey operations by vessel PXGEO 2 towing eight 5-mile cables continue until 31 December in Gulf of Thailand and South China Sea; wide berth requested.Gulf of Thailand · South China Sea · Malaysia
- Nav aids · HYDROPAC 2250/26in force03:14ZPuerto Montt Radio is off air, and Valparaiso Playa Ancha Radio will transmit via SafetyNet and SafetyCast.Eastern South Pacific · Chile
- Other · NAVAREA 19 45/26in force06:30ZNorwegian government restricts Russian fishing vessels to three ports: Baatsfjord, Kirkenes, Tromsoe, banning access to other mainland ports from October 13, 2022.
- Nav aids · UKWZ 476/26in force11:22ZSandettie West buoy at 51-15.1N 001-54.5E in the Thames is missing.Thames
- Surveys · NAVAREA IV 762/2623:16ZSurvey operations are in progress until 31 December by vessel Island Frontier in the Gulf of America off Louisiana; wide berth requested.Gulf of America · Louisiana
- Spills · NOAAORR-1119600:00ZR685+56 moss landing, ca, USADisabled Vessel Near Elk Horn Slough; Moss Landing, California
- Spills · NOAAORR-1119700:00Z1809 sunset dr, pacific grove, ca 93950, USATar Balls At Monterey Bay; Pacific Grove, California
- Surveys · HYDROLANT 1523/2608:45ZUnderwater operations by motor vessels Marsanne and Comando B in South Atlantic off Brazil at 20-23.57S 040-08.87W, daily Aug 8-22, wide berth requested, canceled Aug 26.South Atlantic · Brazil
- Other · NAVAREA II 297/26in force11:37ZMedium and high frequency radio and digital selective calling services across the entire Azores Archipelago are not operational, and coverage is not guaranteed.Acores · Radio Services
- Nav aids · HYDROPAC 2265/26in force11:46ZIn the Andaman Sea, India, the Sir Hugh Rose Light at 11-47.2N 093-04.83E is unlit.Andaman Sea · India
- Wrecks · NAVAREA II 298/26in force12:18ZA newly discovered dangerous wreck is located at 23-57.50N 015-50.00W near Cap Blanc; navigate with caution.Cap Blanc
- Nav aids · HYDROPAC 2269/26in force13:31ZRacon at Muttam Point Light (08-07.37N 077-19.05E) is inoperative.Eastern Indian Ocean · India
- Wrecks · HYDROLANT 1525/2615:03ZA dangerous wreck is located at 23-57.50N 015-50.00W in the North Atlantic near Western Sahara.North Atlantic · Western Sahara
- Nav aids · HYDROPAC 2273/26in force16:07ZA temporary flashing red light every 4 seconds is established at position 26-38.41N 051-56.90E in the Persian Gulf off Qatar.Persian Gulf · Qatar
- Missiles · HYDROPAC 2286/2623:13ZSpace debris hazard operations occur in the South Pacific from 15 to 22 August, in an area bounded by 27-59S 122-44W and 59-58S 099-05W.South Pacific
- Surveys · HYDROLANT 1529/2600:44ZSurvey operations are in progress until 09 July 2027 by vessel BGP Dragon towing a 250-meter cable near Brazil; wide berth requested.South Atlantic · Brazil
- Missiles · HYDROPAC 2302/2604:07ZSpace debris operations in the Indian Ocean from Aug 16 to 22 in an area near 25S 58E to 37S 71E.Indian Ocean
- Nav aids · NAVAREA I 167/26in force05:03ZThe medium frequency digital selective calling service from Tiree site at 56-30.2N 006-57.8W is off air.Gmdss · Scotland, West Coast
- Nav aids · HYDROLANT 1532/2606:25ZMF DSC service is off air at Tiree in the Sea of the Hebrides, Scotland, at 56-30.20N 006-57.80W.Sea of the Hebrides · Scotland
- Missiles · NAVAREA 19 99/2606:30ZRocket launching occurs from 13 August 2026 to 27 August 2026 in a designated danger area, with cancellation at 271900 UTC.
- Missiles · NAVAREA XII 551/2607:30ZRocket launching hazardous operations in North Pacific off California from August 19 to 25, with daily alternate windows, in two areas near 34-29N 120-29W and 29-13N 121-31W.North Pacific · California
- Quakes · USGS-US6000TJ8T11:41ZEarthquake magnitude 5.5 (mww) in 41.408S 090.095W, depth 10 km at 081141Z aug 26Southeast of Easter Island
- Quakes · USGS-US6000TJAJ17:57Z47 km ene of noda, japan
- Nav aids · UKWZ 484/26in force20:15ZTurbine fog signals at Hornsea 1 Offshore Wind Farm, Humber, are inoperative at positions A21 53-50.1N 001-52.4E and A26 53-50.1N 001-45.9E, cancelling warning 411/26.Humber
- Surveys · NAVAREA II 299/26in force08:19ZA list of mobile oil rigs and drill ships in the Gulf of Guinea, Pointe Noire, Sierra Leone, is provided as of August 26, 0916 UTC.Gulf of Guinea, Pointe Noire, Sierra Leone · Rig List
- Surveys · HYDROPAC 2280/26in force10:28ZSurvey operations by vessel Vision 2 in Persian Gulf, Kuwait, from 10 August until further notice. Wide berth requested.Persian Gulf · Kuwait
- Surveys · HYDROLANT 1540/2612:47ZThe vessel Ramform Titan is conducting survey operations towing twelve 9000-meter-long cables off Brazil from 10 to 17 August.South Atlantic · Brazil
- Surveys · HYDROLANT 1541/2613:25ZSurvey operations by tug MCE Navegacao I in South Atlantic off Brazil from 10 August 2026 to 8 March 2027. Wide berth requested.South Atlantic · Brazil
- Cable ops · HYDROPAC 2281/26in force14:58ZPipeline operations by vessel Barge Derrick Barge 30 are underway in the Persian Gulf near Qatar from August 10 to November 10, wide berth requested.Persian Gulf · Qatar
- Surveys · NAVAREA 19 100/2618:30ZRig list for Norwegian Sea north of 65N, east of 5W lists four rigs with 500 metre safety zones at 091830 UTC August 26.Riglist
Cancelled · 11
- Quakes · USGS-US6000THDK02:48Z63 km e of mutsu, japan
- Quakes · USGS-US6000THEJ04:49Z192 km sw of port mcneill, canada
- Spills · NOAAORR-1118900:00ZAdak, ak, USATarballs On Palisades Beach; Adak Island, Alaska
- Quakes · USGS-US6000THL308:35Z12 km w of hicks bay, new zealand
- Spills · NOAAORR-1119100:00ZOn july 23, 2026, the U.SSheen In Silver Bay; Sitka, Alaska · Sitka, Ak
- Spills · NOAAORR-1119000:00ZOn july 20, 2026, the canadian ice service (cis), using a radar satellite constellation, detected an anomaly…Anomaly In Norton Sound; Stebbins, Alaska · Stebbins, Ak
- Spills · NOAAORR-1119200:00ZSatellite image anomaly off prince of wales island; gulf of alaska, alaska
- Quakes · USGS-US6000TI4920:16Z125 km nw of ternate, indonesia
- Quakes · USGS-US6000TI6X04:14Z28 km sw of sarangani, philippines
- Quakes · USGS-US6000TI8I07:43ZEarthquake magnitude 6.3 (mww) in 33.697S 179.468E, depth 217 km at 050743Z aug 26South of the Kermadec Islands
- Quakes · USGS-US6000TIF521:41Z41 km sw of sarangani, philippines
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.