3769/2026

Brignogan semaphore VHF/phone may be unreachable; night marks and broadcasts affected (Ouessant)

Scheduledstarts 16 Nov 2026, 07:00 UTC (in 31 h)Received 13 Nov 2026, 12:03 UTC

Warning text

Lang

Area: OUESSANT Locality: BRIGNOGAN RADAR_SURVEILLANCE_SYSTEM DUE TO WORKS FROM 16 TO 27 NOVEMBER, BRIGNOGAN SEMAPHORE MAY BE UNREACHABLE BY VHF AND TELEPHONE. PLEASE CONTACT BATZ SEMAPHORE ON VHF 10 OR BY TELEPHONE AT

Analysis

Scheduledstarts 16 Nov 2026, 07:00 UTC (in 31 h)

Brignogan semaphore may be unreachable by VHF and telephone during stated daytime periods in November due to works. During these periods the semaphore will not be able to display regulatory night marks or broadcast special meteorological bulletins and urgent navigation warnings. Contact Batz semaphore on VHF 10 or phone for routine needs; for distress contact CROSS CORSEN on VHF 16 or phone 196.

Type: Aids to navigation · severity low
Feed: Aids to navigationAll warnings of this kind on the map, or as an API feed.
Location: Ouessant, Brignogan
Validity: From 16 Nov 2026, 07:00 UTC
Until 26 Nov 2026, 16:00 UTC160700 UTC NOV 26 AU 161600 UTC NOV 26; 170700 UTC NOV 26 AU 171600 UTC NOV 26; 180700 UTC NOV 26 AU 181600 UTC NOV 26; 190700 UTC NOV 26 AU 191600 UTC NOV 26; 250700 UTC NOV 26 AU 251600 UTC NOV 26; 260700 UTC NOV 26 AU 261600 UTC NOV 26
Activity periods: 16 Nov 2026, 07:00 UTC - 16 Nov 2026, 16:00 UTC (Brignogan semaphore may be unreachable)
17 Nov 2026, 07:00 UTC - 17 Nov 2026, 16:00 UTC (Brignogan semaphore may be unreachable)
18 Nov 2026, 07:00 UTC - 18 Nov 2026, 16:00 UTC (Brignogan semaphore may be unreachable)
19 Nov 2026, 07:00 UTC - 19 Nov 2026, 16:00 UTC (Brignogan semaphore may be unreachable)
25 Nov 2026, 07:00 UTC - 25 Nov 2026, 16:00 UTC (Brignogan semaphore may be unreachable)
26 Nov 2026, 07:00 UTC - 26 Nov 2026, 16:00 UTC (Brignogan semaphore may be unreachable)
Hazards: semaphore communications outage, inability to display night marks, inability to broadcast special weather bulletins, inability to broadcast urgent navigation warnings

Worked out automatically from the warning text on 13 Nov 2026, 21:30 UTC. It can be wrong: the official warning text is the authority.

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