Exercises

Hazardous operations 250900Z to 272100Z aug in area within seven miles of 24-26.04S 045-39.91W

South Atlantic · Brazil · HYDROLANT 1626/26

issued
2026-08-20 09:42Z
status
cancelled 2026-08-20 14:45Z (dropped from inforce)
self-cancels
2026-08-27 22:00Z
sea
South Atlantic Ocean
position
-24.434, -45.665 · r 7.0 nm
source
nga_inforce · first seen 2026-08-21 14:32Z

Original warning text

SOUTH ATLANTIC.
BRAZIL.
1. HAZARDOUS OPERATIONS 250900Z TO 272100Z AUG
   IN AREA WITHIN SEVEN MILES OF
   24-26.04S 045-39.91W.
2. CANCEL THIS MSG 272200Z AUG 26.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2026-08-25 09:00Z2026-08-27 21:00Z60 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

597 within 180 nm since 1999 · 2 in the last 12 months · 1 in force now

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26

Season · when military exercises happen here

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month of issue, all years in the archive

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.