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Cancel HYDROLANT 899/21 and this msg

Western South Atlantic · Brazil-east Coast · HYDROLANT 958/21

issued: 2021-04-08 09:41Z
status: cancelled 2021-04-08 09:41Z (archive)
cancels: HYDROLANT 899/21
authority: NAVAREA V COASTAL E 241/21 080912Z APR 21.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-EAST COAST.
DNC 01.
CANCEL HYDROLANT 899/21 AND THIS MSG.

Timeline

Platform siem helix 1 established in 11-21.83S 036-58.55Wcancels · 2021-04-03
Platform siem helix 1 established in 11-21.83S 036-58.55Wreplaced · 2021-04-03

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

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Other

Everything the classifier did not place elsewhere. All current other warnings →

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.