Nav aids

Cancel HYDROLANT 1004/13

England-southwest Coast · HYDROLANT 1011/13

issued: 2013-04-22 10:30Z
status: cancelled 2013-04-23 17:00Z (archive)
self-cancels: 2013-04-23 17:00Z
cancels: HYDROLANT 1004/13
authority: WZ 528/13 220955Z APR 13.
sea: English Channel
position: 49.960, -5.202
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ENGLAND-SOUTHWEST COAST.
CHART 36005
1. DGPS STATION AT LIZARD POINT LIGHT 49-57.6N 005-12.1W
   OFF AIR 230800Z TO 231600Z APR.
2. CANCEL HYDROLANT 1004/13.
3. CANCEL THIS MSG 231700Z APR 13.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2013-04-23 08:00Z	2013-04-23 16:00Z	—	8 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 · aids-to-navigation notices

1368 within 180 nm since 1997 · 1 in the last 12 months · 1 in force now

Fowey light 50-19.60N 004-38.90W unreliable2026-07-27
Ile vierge light 48-38.30N 004-34.10W unlit2024-05-03
Fog signal at mumbles head light 51-34.00N 003-58.30W inoperative2024-04-26
Ile vierge light 48-38.32N 004-34.04W range reduced2024-04-23
Bishop rock light 49-52.40N 006-26.70W unreliable2024-04-11
RACON at bridge buoy 50-39.60N 001-36.90W inoperative2024-04-09

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

Cancel this msg 221700Z apr 13cancels · 2013-04-21
Cancel this msg 221700Z apr 13replaced · 2013-04-21

Nearby now · within 120 nm

Fowey light 50-19.60N 004-38.90W unreliableNav aids · 30.6 nm

Worldwide now

195 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.