Exercises

Hazardous operations

Gulf of Mexico · Alabama · NAVAREA IV 927/16

issued: 2016-10-25 16:25Z
status: cancelled 2016-10-27 03:00Z (archive)
self-cancels: 2016-10-27 03:00Z
authority: CCGD08 119/16 261600Z OCT 16.
sea: Gulf of Mexico
position: 29.829, -87.836
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

GULF OF MEXICO.
ALABAMA.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 262230Z TO 270200Z OCT
   IN AREA BOUND BY
   30-10-01N 088-01-30W, 30-01-55N 087-58-15W,
   30-02-53N 087-42-17W, 29-56-00N 087-34-00W,
   29-34-00N 087-45-18W, 29-36-01N 088-01-30W.
2. CANCEL THIS MSG 270300Z OCT 16.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2016-10-26 22:30Z	2016-10-27 02:00Z	—	3 h 30

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

71 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Uscg remote communication facility new orleans 29-53.00N 089-57.00W hf dsc services off airNav aids · 110.1 nm
Uscg remote communication facility new orleans 29-53.00N 089-57.00W mf and hf dsc off airNav aids · 110.1 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.