Exercises

Hazardous operations

Western North Atlantic · NAVAREA IV 64/12

issued
2012-02-20 18:03Z
status
cancelled 2012-02-24 00:18Z (archive)
self-cancels
2012-02-24 00:18Z
authority
EASTERN RANGE OP 0210 140905Z FEB 12.
sea
North Atlantic Ocean
position
18.954, -53.190
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 221800Z TO 222318Z FEB,
   ALTERNATE 231800Z TO 232318Z FEB
   IN AREAS BOUND BY:
   A. 29-00N 080-01W, 28-59N 078-59W,
      28-36N 079-00W, 28-45N 080-03W.
   B. 28-10N 074-27W, 28-02N 074-28W,
      28-12N 075-26W, 28-20N 075-24W.
   C. 27-28N 070-42W, 27-18N 070-43W,
      27-32N 071-47W, 27-42N 071-44W.
   D. 15-28N 044-13W, 14-59N 044-28W,
      16-42N 048-01W, 17-10N 047-47W.
2. CANCEL THIS MSG 240018Z FEB.

Activity windows · 2 in the telegram

opens (UTC)closes (UTC)local (UTC)length
2012-02-22 18:00Z2012-02-22 23:18ZFeb 22, 18:00Feb 22, 23:185 h 18
2012-02-23 18:00Z2012-02-23 23:18ZFeb 23, 18:00Feb 23, 23:185 h 18

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

20 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
05
10
15
16

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.