Exercises

Hazardous operations 0600Z to 1300Z daily 02 thru 04, 08 thru 11, 15 thru 18, 22 thru 25, 29 thru 31 jan,…

Aegean Sea · HYDROLANT 4253/17

issued: 2017-12-30 14:19Z
status: cancelled 2018-02-28 14:00Z (archive)
self-cancels: 2018-02-28 14:00Z
authority: GREEK NAVTEX IRAKLEIO 762/17 290900Z DEC 17.
sea: Aegean Sea
position: 36.786, 23.669
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS 0600Z TO 1300Z DAILY
   02 THRU 04, 08 THRU 11, 15 THRU 18, 22 THRU 25,
   29 THRU 31 JAN, 01, 05 THRU 08, 12 THRU 15,
   20 THRU 22 AND 26 THRU 28 FEB 18
   IN AREA BOUND BY
   36-56N 023-29E, 36-42N 023-32E,
   36-41N 023-48E, 36-47N 023-55E.
2. CANCEL THIS MSG 281400Z FEB 18.

Activity windows · 3 in this warning

opens (UTC)	closes (UTC)	local	length
2018-01-02 06:00Z	2018-01-02 13:00Z	—	7 h
2018-01-03 06:00Z	2018-01-03 13:00Z	—	7 h
2018-01-04 06:00Z	2018-01-04 13:00Z	—	7 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

1002 within 180 nm since 1998 · 2 in the last 12 months · 2 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 · 97.5 nm
Hazardous operations sunrise to sunset daily until 14 jun and 16 sep thru 31 dec in area bound by 38-16.00N…Exercises · 102.8 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.