Nav aids

Flat holm light 51-22.50N 003-07.10W unreliable

Bristol Channel · Wales · HYDROLANT 406/23

issued: 2023-02-21 17:21Z
status: cancelled 2023-03-02 15:49Z (archive)
authority: WZ 145/23 211715Z FEB 23.
sea: Bristol Channel
position: 51.375, -3.118
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRISTOL CHANNEL.
WALES.
DNC 20.
FLAT HOLM LIGHT 51-22.50N 003-07.10W UNRELIABLE.

This area · aids-to-navigation notices

2131 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
Isle of man light 54-03.70N 004-48.00W unlit2024-04-25
Ile vierge light 48-38.32N 004-34.04W range reduced2024-04-23
Bassurelle buoy 50-32.70N 000-57.70E missing2024-04-16

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

Cancel HYDROLANT 406/23 and this msg, aid restoredcancelled by · 2023-03-02

Nearby now · within 120 nm

Fowey light 50-19.60N 004-38.90W unreliableNav aids · 85.6 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.