Nav aids

Skokholm island light 51-42N 005-17W unreliable 241000Z to 260700Z feb

HYDROLANT 389/99

issued: 1999-02-24 09:10Z
status: cancelled 1999-02-26 00:00Z (archive)
self-cancels: 1999-02-26 08:00Z
sea: Celtic Sea
position: 51.700, -5.283
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 36140 (12TH ED).
1. SKOKHOLM ISLAND LIGHT 51-42N 005-17W UNRELIABLE
   241000Z TO 260700Z FEB.
2. CANCEL THIS MSG 260800Z FEB.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
1999-02-24 10:00Z	1999-02-26 07:00Z	—	45 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

1709 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
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
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
Fog signal at longships light 50-04.00N 005-44.80W inoperative2024-03-20

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Fowey light 50-19.60N 004-38.90W unreliableNav aids · 85.9 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.