Nav aids

Ilha do boi light 20-18.6S 40-16.9W unlit until 19 nov

Western South Atlantic · Brazil-southeast Coast · HYDROLANT 1610/17

issued: 2017-05-23 13:10Z
status: cancelled 2017-05-25 06:42Z (archive)
authority: NAVAREA V COASTAL E 408/17 231228Z MAY 17.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
BRAZIL-SOUTHEAST COAST.
DNC 01.
CHART 24170.
1. ILHA DO BOI LIGHT 20-18.6S 40-16.9W
   UNLIT UNTIL 19 NOV.
2. CANCEL THIS MSG 20 NOV 17.

Timeline

Cancel HYDROLANT 1610/17 and this msgcancelled by · 2017-05-25

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

193 aids-to-navigation notices in force · see all

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

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.