Exercises

Hazardous operations 221200Z to 230400Z oct in area within one mile of 21-10.00S 174-31.80W

South Pacific · Tonga · HYDROPAC 3331/23

issued
2023-10-20 06:39Z
status
cancelled 2023-10-23 05:00Z (archive)
self-cancels
2023-10-23 05:00Z
authority
NAVAREA XIV 178/23 200410Z OCT 23.
sea
South Pacific Ocean
position
-21.167, -174.530 · r 1.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH PACIFIC.
TONGA.
DNC 06.
1. HAZARDOUS OPERATIONS 221200Z TO 230400Z OCT
   IN AREA WITHIN ONE MILE OF 21-10.00S 174-31.80W.
2. CANCEL THIS MSG 230500Z OCT 23.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2023-10-22 12:00Z2023-10-23 04:00Z16 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

13 within 180 nm since 2020 · 0 in the last 12 months · 0 in force now

20
23

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.