Exercises

Hazardous operations 240600Z to 241300Z mar, 260700Z to 261200Z MAR,0500Z to 1200Z daily 29 mar thru 01 apr,…

Aegean Sea · HYDROLANT 820/21

issued
2021-03-24 00:36Z
status
cancelled 2021-04-29 13:00Z (archive)
self-cancels
2021-04-29 13:00Z
cancels
HYDROLANT 656/21
authority
NAVAREA III 290/21 240005Z MAR 21.
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 240600Z TO 241300Z MAR,
   260700Z TO 261200Z MAR,0500Z TO 1200Z DAILY
   29 MAR THRU 01 APR, 05 THRU 08 APR AND
   26 THRU 29 APR, 0500Z TO 0645Z AND
   1040Z TO 1300Z DAILY 12, 13 AND 19 THRU 21 APR,
   0500Z TO 1300Z DAILY 14 AND 15 APR, 161130Z TO
   161300Z APR AND 0500Z TO 0645ZC AND 1040Z TO
   1300Z DAILY 19 THRU 21 APR IN AREA BOUND BY
   36-56N 023-29E, 36-42N 023-32E,
   36-41N 023-48E, 36-47N 023-55E.
2. CANCEL HYDROLANT 656/21.
3. CANCEL THIS MSG 291300Z APR 21.

Activity windows · 10 in the telegram

opens (UTC)closes (UTC)local (UTC)length
2021-03-24 06:00Z2021-03-24 13:00ZMar 24, 06:00Mar 24, 13:007 h
2021-03-26 07:00Z2021-03-26 12:00ZMar 26, 07:00Mar 26, 12:005 h
2021-03-29 05:00Z2021-03-29 12:00ZMar 29, 05:00Mar 29, 12:007 h
2021-03-30 05:00Z2021-03-30 12:00ZMar 30, 05:00Mar 30, 12:007 h
2021-03-31 05:00Z2021-03-31 12:00ZMar 31, 05:00Mar 31, 12:007 h
2021-04-01 05:00Z2021-04-01 12:00ZApr 01, 05:00Apr 01, 12:007 h
2021-04-16 11:30Z2021-04-16 13:00ZApr 16, 11:30Apr 16, 13:001 h 30
2021-04-19 10:40Z2021-04-19 13:00ZApr 19, 10:40Apr 19, 13:002 h 20
2 more

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

1006 within 180 nm since 1998 · 2 in the last 12 months · 2 in force now

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Season · when military exercises happen here

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month of issue, all years in the archive

Timeline

Nearby now · 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.