Nav aids

Dgps service at st catherines point light 50-34N 001-18W unreliable 270800Z to 271200Z apr

HYDROLANT 830/99

issued: 1999-04-27 06:20Z
status: cancelled 1999-04-27 00:00Z (archive)
self-cancels: 1999-04-27 13:00Z
sea: English Channel
position: 50.567, -1.300
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 37090 (8TH ED).
1. DGPS SERVICE AT ST CATHERINES POINT LIGHT 50-34N 001-18W
   UNRELIABLE 270800Z TO 271200Z APR.
2. CANCEL THIS MSG 271300Z APR.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
1999-04-27 08:00Z	1999-04-27 12:00Z	—	4 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

1835 within 180 nm since 1997 · 2 in the last 12 months · 1 in force now

East goodwin light vessel 51-13.30N 001-36.40E2026-08-16
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
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

Nearby now · within 120 nm

Nothing else in force within 120 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.