Exercises

Hazardous operations

Celtic Sea · Bay of Biscay · France-northwest Coast · HYDROLANT 1720/16

issued
2016-07-08 16:30Z
status
cancelled 2016-07-12 19:00Z (archive)
self-cancels
2016-07-12 19:00Z
authority
NAVAREA II 206/16 081626Z JUL 16.
sea
Celtic Sea
position
47.750, -5.167 · r 30.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

CELTIC SEA.
BAY OF BISCAY.
FRANCE-NORTHWEST COAST.
HAZARDOUS OPERATIONS.
DNC 08, DNC 19, DNC 20.
1. HAZARDOUS OPERATIONS 120900Z TO 121800Z JUL
   WITHIN 30 MILES OF 47-45N 005-10W.
2. CANCEL THIS MSG 121900Z JUL 16.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2016-07-12 09:00Z2016-07-12 18:00Z9 h

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

501 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
00
05
10
15
20
24

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.