Exercises

Hazardous operations 201700Z to 202300Z apr in area bound by 36-37N 023-10E, 36-37N 023-25E, 36-52N 023-25E,…

Aegean Sea · HYDROLANT 1087/21

issued: 2021-04-20 00:18Z
status: cancelled 2021-04-21 00:01Z (archive)
self-cancels: 2021-04-21 00:01Z
authority: NAVAREA III 411/21 200008Z APR 21.
sea: Aegean Sea
position: 36.742, 23.292
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS 201700Z TO 202300Z APR
   IN AREA BOUND BY
   36-37N 023-10E, 36-37N 023-25E,
   36-52N 023-25E, 36-52N 023-10E.
2. CANCEL THIS MSG 210001Z APR 21.

Activity windows · 1 in the telegram

opens (UTC)	closes (UTC)	local (UTC)	length
2021-04-20 17:00Z	2021-04-20 23:00Z	Apr 20, 17:00 → Apr 20, 23:00	6 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

942 within 180 nm since 1998 · 1 in the last 12 months · 1 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Missile operations 0530Z to sunset daily every wednesday thru saturday until 14 jun and 16 seb thru 31 dec…Missiles · 112.4 nm
Hazardous operations sunrise to sunset daily until 14 jun and 16 sep thru 31 dec in area bound by 38-16.00N…Exercises · 118.7 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.