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Due to cyclone ula aftermath aids to navigation in tonga (20-00S 175-00W) are unreliable

South Pacific · Tonga · HYDROPAC 6/16

issued: 2016-01-01 22:26Z
status: cancelled 2016-01-04 21:06Z (archive)
cancels: HYDROPAC 3889/15
authority: NAVAREA XIV 1/16 012100Z JAN 16 - AUSCOAST 315/15 CX 012157Z JAN 16.
position: -20.000, -175.000
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH PACIFIC.
TONGA.
DNC 06.
1. DUE TO CYCLONE ULA AFTERMATH AIDS TO NAVIGATION
   IN TONGA (20-00S 175-00W) ARE UNRELIABLE. MARINERS
   IN VICINITY ARE REQUESTED TO EXERCISE CAUTION.
2. CANCEL HYDROPAC 3889/15(74), OPERATIONS COMPLETED.

This area · other warnings

9 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

Earthquake with magnitude of 7.3 occurred in 19-18.00S 172-06.00W at 111049Z nov2022-11-11
16 foot vessel, red hull, unreported2017-04-23
Tonga to new zealand2012-11-12
Three persons reported waving a white flag on ata island (22-14S 176-17W)2011-04-05
Vessel rainbow shadow unreported apia (13-50S 171-46W) to kermadec islands (29-16S 177-55W)2009-10-09
A red flare sighted vicinity 18-36.98S 173-16.25W at 021547Z jul2009-08-03

Season · when other warnings happen here

month of issue, all years in the archive

Timeline

Pipeline operations in progress until further notice vicinity 20-29.18S 114-53.88Ecancels · 2015-11-26
Pipeline operations in progress until further notice vicinity 20-29.18S 114-53.88Ereplaced · 2015-11-26
Cancel HYDROPAC 6/16 and this msg./cancelled by · 2016-01-04

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

68 other warnings in force · see all

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.