Navigational warnings on 2026-08-26
UTC day · today
- issued
- 21
- cancelled
- 4
- in force at end
- 483
- of these still in force
- 14
Issued · by sea
| North Pacific Ocean | 5 |
| South Pacific Ocean | 4 |
| Kara Sea | 3 |
| Black Sea | 2 |
| Gulf of Mexico | 1 |
| Philippine Sea | 1 |
| Bering Sea | 1 |
| Coral Sea | 1 |
HYDROPAC 11 · HYDROARC 3 · HYDROLANT 3 · AUSCOAST 1 · NAVAREA XI 1 · NOAA IncidentNews 1 · USGS earthquakes 1
Issued · 21
- Spills · NOAAORR-11211in force00:00ZOn August 27, 2026, a 150-barrel crude oil spill from a Texas Petroleum Investment Company flowline at South Pass 24 near Pilottown, Louisiana, is being cleaned up.
- Missiles · HYDROPAC 2435/26in force00:22ZRocket launching hazardous operations in South Pacific near New Zealand from 31 August to 14 September daily in area bounded by 39-12S 177-48E.South Pacific · New Zealand
- Surveys · HYDROPAC 2436/26in force00:53ZSurvey operations by vessel Aleksandr Rogotskiy are in progress in the Bering Strait until 10 September, wide berth requested.Bering Sea · Bering Strait · Russia
- Missiles · HYDROPAC 2437/26in force01:05ZHazardous operations for space debris in the South Pacific, in two areas, daily from 31 Aug to 14 Sep, 0345Z to 1330Z.South Pacific
- Nav aids · HYDROPAC 2438/26in force01:22ZMagallanes Radio in Chile at 53-09.92S 070-54.28W has its medium and high frequency digital selective calling services off air.Eastern South Pacific · Chile
- Exercises · HYDROPAC 2474/2607:21ZHazardous 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 2452/26in force07:30ZHazardous operations occur daily on September 1 and 2, from 0100Z to 0800Z, in an area near Guam.North Pacific · Guam
- Exercises · HYDROPAC 2485/2607:38ZHazardous operations 052100Z to 060800Z sep in area bound by 13-10.00N 144-30.00E, 13-10.00N 144-41.98E,…North Pacific · Guam
- Wrecks · HYDROARC 187/26in force08:45ZDepths are reported in Kara Sea, Russia, ranging from 6.4 to 12.3 meters at five positions, canceling previous warning.Kara Sea · Russia
- Exercises · HYDROPAC 2440/26in force09:06ZHazardous operations in Bay of Bengal, India, from August 26 18:31 UTC to August 28 18:29 UTC in a bounded area.Bay of Bengal · India
- Wrecks · HYDROARC 188/26in force10:35ZDepths ranging from 7.2 to 10.5 meters reported at multiple positions in the Kara Sea, Russia.Kara Sea · Russia
- Wrecks · HYDROARC 189/26in force11:11ZShallow depths are reported at multiple positions in the Kara Sea, Russia, ranging from 8.0 to 10.5 meters.Kara Sea · Russia
- Missiles · NAVAREA XI 391/26in force12:00ZRocket firing occurs daily from 30 August to 2, 5, and 6 September and alternate 7-9 September within 25 miles of 31-14-14N 144-26-48E.North Pacific, Nanpo Shoto
- Missiles · HYDROPAC 2442/26in force12:01ZRocket launching hazardous operations daily 2100Z-1300Z 30 Aug-2 Sep, 5-6 Sep, alternate 7-9 Sep, within 25 miles of 31-14.21N 144-26.80E. Cancel message 101400Z Sep 26.North Pacific
- Exercises · HYDROLANT 1677/2613:03ZHazardous operations daily 0600-1100Z September 1-3 in Black Sea off Romania; message cancels September 3 at 1200Z.Black Sea · Romania
- Surveys · HYDROLANT 1672/2613:38ZUnderwater operations are ongoing daily from 0800Z to 1800Z in the South Atlantic off Brazil at 20-23.92S 040-09.47W until September 10, requesting wide berth.South Atlantic · Brazil
- Exercises · HYDROLANT 1673/2614:00ZHazardous operations are scheduled in Black Sea off Romania from August 31 to September 4 in specified areas.Black Sea · Romania
- Missiles · HYDROPAC 2444/2614:51ZSpace debris hazardous operations in South Pacific near New Zealand from Aug 31 12:24Z to 22:00Z in a defined area.South Pacific · New Zealand
- Other · HYDROPAC 2446/26in force15:28ZMotor vessel ALSALAM II suffers a security incident and anchors at 26-23.40N 056-30.50E in the Strait of Hormuz, Oman; vessels keep clear.Strait of Hormuz · Oman
- Quakes · USGS-US7000TC1819:21Z209 km ese of ōfunato, japan
- Nav aids · AUSCOAST 283/26in force22:44ZRadar beacon K3014 at North Reef, position 23-11.10S 151-54.18E, is unreliable.
Cancelled · 4
- Storms · NAVAREA XI 389/2600:06ZDue to a tropical storm, a port in the Marianas is reopened, cancelling warning 0378/26 and this message.North Pacific, Marianas
- Quakes · USGS-US6000TMZ613:44Z32 km ssw of honchō, japan
- Missiles · NAVAREA X 96/2616:23ZSpace debris danger area 100 nautical miles either side of a line in the Southern Ocean from Cape Darnley to Tasmania, daily 25-31 August 2026 0809-1608 UTC.
- Nav aids · AUSCOAST 253/2623:23ZCliff Head Platform light in position 29-26.99S 114-52.18E is unlit.
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.