Exercises

Hazardous operations 0900Z to 1600Z daily until 10 dec within ten miles of 53-39.2N 006-13.2W

HYDROLANT 1911/04

issued: 2004-11-29 17:16Z
status: cancelled 2004-12-10 17:00Z (archive)
self-cancels: 2004-12-10 17:00Z
authority: WZ 1476/04 291521Z NOV 04.
sea: Irish Sea and St. George's Channel
position: 53.653, -6.220 · r 10.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 0900Z TO 1600Z DAILY
   UNTIL 10 DEC WITHIN TEN MILES OF 53-39.2N 006-13.2W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 101700Z DEC.

This area · military exercises

2 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now

Hazardous operations 021200Z to 022300Z, 030800Z to 040100Z, and 040800Z to 050200Z within five miles of…2006-05-02

Season · when military exercises happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Mew island light 54-41.90N 005-30.80W unreliableNav aids · 67.5 nm

Worldwide now

35 military exercises in force · see all

Exercises

Gunnery, firing and naval exercise areas. All current military exercises →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.