Nav aids

Ailsa craig light 55-15.1N 005-06.5W unreliable

HYDROLANT 1725/02

issued: 2002-08-04 00:40Z
status: cancelled 2002-08-05 01:30Z (archive)
authority: WZ 1241/02 032221Z AUG 02
sea: Inner Seas off the West Coast of Scotland
position: 55.252, -5.108
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 36103 (9TH ED).
AILSA CRAIG LIGHT 55-15.1N 005-06.5W UNRELIABLE.

This area · aids-to-navigation notices

1983 within 180 nm since 1998 · 3 in the last 12 months · 3 in force now

Mew island light 54-41.90N 005-30.80W unreliable2026-08-11
Mf dsc service off air at tiree 56-30.20N 006-57.80W2026-08-08
Mf dsc and r/t services off air at: a. bawdsey 51-59.60N 001-24.50E2026-08-01
NAVTEX station cullercoats (g) 55-04.00N 001-28.00W unreliable 0800Z to 1500Z daily 07 thru 09 may2024-05-06
Dsc services at glengorm site 56-37.90N 006-08.00W off air2024-04-29
Isle of man light 54-03.70N 004-48.00W unlit2024-04-25

Season · when aids-to-navigation notices happen here

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Timeline

Cancel HYDROLANT 1725/02 and this msg, aid restoredcancelled by · 2002-08-05

Nearby now · within 120 nm

Mew island light 54-41.90N 005-30.80W unreliableNav aids · 36 nm
Mf dsc service off air at tiree 56-30.20N 006-57.80WNav aids · 97.7 nm

Worldwide now

194 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.