Nav aids

Loran-c stations lessay, rate 6731 and sylt, rates 7499-MASTER and 7499-X off air 250900Z to 251800Z jun,…

HYDROLANT 1099/07

issued
2007-06-24 20:14Z
status
cancelled 2007-06-29 19:00Z (archive)
self-cancels
2007-06-29 19:00Z
authority
NAVAREA II 234/07 241643Z JUN 07; NAVAREA II 235/07 241644Z JUN 07.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. LORAN-C STATIONS LESSAY, RATE 6731 AND
   SYLT, RATES 7499-MASTER AND 7499-X OFF AIR
   250900Z TO 251800Z JUN, 260500Z TO 261100Z JUN,
   0900Z TO 1800Z DAILY 27 THRU 29 JUN.
2. CANCEL HYDROLANT 1064(36).
3. CANCEL THIS MSG 291900Z JUN.

Activity windows · 5 in this warning

opens (UTC)closes (UTC)locallength
2007-06-25 09:00Z2007-06-25 18:00Z9 h
2007-06-26 05:00Z2007-06-26 11:00Z6 h
2007-06-27 09:00Z2007-06-27 18:00Z9 h
2007-06-28 09:00Z2007-06-28 18:00Z9 h
2007-06-29 09:00Z2007-06-29 18:00Z9 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

Timeline

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.