Navigational warnings on 2026-07-27
UTC day · today
- issued
- 10
- cancelled
- 1
- in force at end
- 809
- of these still in force
- 5
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
| Indian Ocean | 2 |
| North Pacific Ocean | 2 |
| South Atlantic Ocean | 2 |
| English Channel | 2 |
| Japan Sea | 2 |
HYDROPAC 3 · HYDROLANT 2 · NAVAREA XI 2 · AUSCOAST 1 · NAVAREA VII 1 · UKWZ 1
Issued · 10
- Other · NAVAREA 7 217/26in force00:00ZNAVAREA VII 217 of 2026: (27 jul 26) 1. namibia - offshore orange river mouth 2. charts san 75 (int 2630),…
- Surveys · HYDROLANT 1445/2609:40ZUnderwater operations by vessel UMI Polaris in the South Atlantic off Brazil from 28 July to 19 August, wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 2151/26in force11:48ZGunnery exercises occur daily from 2200Z to 1000Z on July 31, August 2-14, 16-21, 23-28, and 30 in the Sea of Japan near Russia.Sea of Japan · Russia
- Exercises · NAVAREA XI 342/2612:00ZGunnery 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 · NAVAREA XI 341/2612:00ZGunnery 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
- Exercises · HYDROPAC 2152/26in force12:02ZGunnery exercises daily 2300-0900 Zulu, July 31 to August 30, North Pacific area bounded by 28-15N 146-30E, 25-25N 147-38E, 25-00N 145-36E, 27-55N 145-58E.North Pacific
- Nav aids · UKWZ 465/26in force16:50ZFowey Light at 50-19.6N 004-38.9W is unreliable.Plymouth
- Nav aids · HYDROLANT 1448/26in force17:03ZFowey Light at 50-19.60N 004-38.90W in the English Channel near England is unreliable.English Channel · England
- Surveys · AUSCOAST 255/2623:31ZVessel Fugro Kwilena is conducting underwater operations in an area bounded by 19-56.69 S to 20-26.06 S and 114-45.09 E to 115-30.10 E, requesting 1.5 nautical miles clearance.
- Surveys · HYDROPAC 2157/2623:59ZUnderwater operations are underway by the vessel Fugro Kwilena in the eastern Indian Ocean off Australia until further notice. A two-mile berth is requested.Eastern Indian Ocean · Australia
Cancelled · 1
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.