index

HYDROARC warnings in force 231000Z sep 12

HYDROARC 186/12

issued: 2012-09-23 09:20Z
status: cancelled 2012-10-14 09:43Z (archive)
cancels: HYDROARC 128/11 HYDROARC 142/12 HYDROARC 146/12 HYDROARC 168/12 HYDROARC 170/12
authority: SHGA 23 SEP 12.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROARC WARNINGS IN FORCE 231000Z SEP 12.
   ONLY THOSE WARNINGS ISSUED DURING THE LAST
   SIX WEEKS ARE LISTED HEREIN.
   2012 SERIES: 120(43), 121(42), 131(16),
   133(42), 138(16), 144(15), 145(41), 148(16),
   152(43), 157(43), 160(15,16), 171(41),
   179(41), 180(41), 182(42), 183(42), 185(42).
2. CANCEL HYDROARC 128/11, 142/12, 146/12,
   168/12, 170/12.

Timeline

Nga chart 803 (1ST ed)cancels · 2011-08-14
HYDROARC warnings in force 260900Z aug 12cancels · 2012-08-26
0.2 mile berth requestedcancels · 2012-08-27
0.2 mile berth requestedcancels · 2012-09-11
0.2 mile berth requestedcancels · 2012-09-13
Nga chart 803 (1ST ed)replaced · 2011-08-14
HYDROARC warnings in force 260900Z aug 12replaced · 2012-08-26
0.2 mile berth requestedreplaced · 2012-08-27
0.2 mile berth requestedreplaced · 2012-09-11
0.2 mile berth requestedreplaced · 2012-09-13
HYDROARC warnings in force 140900Z oct 12cancelled by · 2012-10-14

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

8 index warnings in force

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.