Notice Number: 2017/01 Date: 03/02/2017   Chart: BA 1464 Menai Strait

Llanddwyn Island

Aid to Navigation Llanddwyn Island lighted Beacon Fl. WR. 2.5s 12m 7/4M W 015°-120° R 280°-015° is reported to be demonstrating inconsistent characteristics.

53°08.053’N 04°24.772’W

Actual Characterstics.
Day:
Visible Range: 1.8′ (Naked Eye)
Night:
Visible Range: Light appeared dim, no longer visible with binoculars at 3NM.
White sector observed 107°- 012° at a range of 0.5 – 0.9NM.
Red sector observed 012° (at 0.9NM) – sector cut off unobtainable due to sea state.

Mariners are advised to navigate with caution in this area.