Exercises

Hazardous operations 260500Z to 261214Z may, alternate 270500Z to 271214Z may in area bound by 09-01S…

HYDROLANT 951/09

issued: 2009-05-23 22:13Z
status: cancelled 2009-05-27 13:14Z (archive)
self-cancels: 2009-05-27 13:14Z
cancels: HYDROLANT 941/09
authority: CCAFS OP 0901 232118Z MAY 09.
sea: South Atlantic Ocean
position: -11.252, -0.262
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 260500Z TO 261214Z MAY, ALTERNATE
   270500Z TO 271214Z MAY IN AREA BOUND BY
   09-01S 004-40W, 13-13S 000-52E,
   13-56S 002-39E, 13-56S 003-36E,
   12-59S 003-58E, 07-59S 003-58W.
2. CANCEL HYDROLANT 941/09.
3. CANCEL THIS MSG 271314Z MAY.

Activity windows · 2 in this warning

opens (UTC)	closes (UTC)	local	length
2009-05-26 05:00Z	2009-05-26 12:14Z	—	7 h 14
2009-05-27 05:00Z	2009-05-27 12:14Z	—	7 h 14

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

17 within 180 nm since 2002 · 0 in the last 12 months · 0 in force now

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Hazardous operations 250500Z to 251214Z may, alternate 0500Z to 1214Z daily 26 and 27 may in area bound by…cancels · 2009-05-23
Hazardous operations 250500Z to 251214Z may, alternate 0500Z to 1214Z daily 26 and 27 may in area bound by…replaced · 2009-05-23

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.