Exercises

Hazardous operations

North Sea · England-northeast Coast · HYDROLANT 932/14

issued
2014-04-06 09:32Z
status
cancelled 2014-04-09 12:45Z (archive)
self-cancels
2014-04-09 12:45Z
authority
WZ 558/14 060600Z APR 14.
sea
North Sea
position
55.367, -0.688
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH SEA.
ENGLAND-NORTHEAST COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 1115Z TO 1145Z DAILY
   07 THRU 09 APR IN AREA BOUND BY
   55-02N 001-00W, 55-31N 001-11W,
   55-42N 000-22W, 55-13N 000-12W.
2. CANCEL THIS MSG 091245Z APR 14.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2014-04-07 11:15Z2014-04-07 11:45Z30 min
2014-04-08 11:15Z2014-04-08 11:45Z30 min
2014-04-09 11:15Z2014-04-09 11:45Z30 min

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · military exercises

30 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now

05
10
15
20
23

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 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.