Aids-to-navigation notices in the Inner Seas off the West Coast of Scotland

Lights extinguished, buoys off station, RACON/NAVTEX outages.

in force
2
last 12 months
2
vs previous 12 (1)
+100%
since 1998
951

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 2

  1. HYDROLANT 1552/26in force2026-08-11
    Mew Island Light at 54-41.90N 005-30.80W in North Channel, Ireland, is unreliable.
    North Channel · Ireland
  2. HYDROLANT 1532/26in force2026-08-08
    MF DSC service is off air at Tiree in the Sea of the Hebrides, Scotland, at 56-30.20N 006-57.80W.
    Sea of the Hebrides · Scotland

Longest in force

  1. HYDROLANT 1532/26in force2026-08-08 · 14 d
    MF DSC service is off air at Tiree in the Sea of the Hebrides, Scotland, at 56-30.20N 006-57.80W.
    Sea of the Hebrides · Scotland
  2. HYDROLANT 1552/26in force2026-08-11 · 10 d
    Mew Island Light at 54-41.90N 005-30.80W in North Channel, Ireland, is unreliable.
    North Channel · Ireland

By year

98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the Inner Seas off the West Coast of Scotland

Archive · 949 cancelled

  1. HYDROLANT 2521/172017-08-17 → 2017-08-18
    Donaghadee harbor light 54-38.7N 005-31.9W unreliable
    North Channel · Ireland-northeast Coast
  2. HYDROLANT 2517/172017-08-16 → 2017-08-21
    Cgoc stornoway dsc services at torosay 56-27.5N 005-43.8W off air
    Sea of the Hebrides · Scotland-west Coast
  3. HYDROLANT 2514/172017-08-16 → 2017-09-27
    Cgoc belfast mf r/t service at tiree 56-30N 006-58W unreliable
    Sea of the Hebrides · Scotland-west Coast
  4. HYDROLANT 2370/172017-07-31 → 2017-08-16
    Cgoc stornoway dsc services at torosay 56-27.5N 005-43.8W off air
    Sea of the Hebrides · Scotland-west Coast
  5. HYDROLANT 2318/172017-07-27 → 2017-07-27
    Reisa an t-struith light 56-07.8N 005-38.9W unlit
    Sea of the Hebrides · Scotland-west Coast
  6. HYDROLANT 2309/172017-07-26 → 2017-07-26
    Reisa an t-struith light 56-07.8N 005-38.9W unlit
    Sea of the Hebrides · Scotland-west Coast
  7. HYDROLANT 2302/172017-07-25 → 2017-07-27
    Dgps station at butt of lewis light 58-30.9N 006-15.7W off air 250930Z to 251630Z jul and 0800Z to 1600Z…
    Eastern North Atlantic · Scotland-northwest Coast
  8. HYDROLANT 2266/172017-07-21 → 2017-07-24
    Hyskeir light 56-58.2N 006-40.9W unlit and RACON unreliable
    Sea of Hebrides · Little Minch · Scotland-west Coast
  9. HYDROLANT 2249/172017-07-20 → 2017-07-21
    Oigh sgeir light 56-58.1N 006-40.8W unlit
    Sea of Hebrides · Little Minch · Scotland-west Coast
  10. HYDROLANT 2242/172017-07-19 → 2017-07-26
    Cgoc stornoway dsc services at torosay 56-27.5N 005-43.8W off air
    Sea of the Hebrides · Scotland-west Coast
  11. HYDROLANT 2080/172017-07-05 → 2017-08-16
    Cgoc belfast mf r/t service at tiree 56-30N 006-58W unreliable
    Sea of the Hebrides · Scotland-west Coast
  12. HYDROLANT 1774/172017-06-06 → 2017-06-06
    Ness point light 57-25.4N 006-47.3W unlit
    Little Minch · Scotland-west Coast
  13. HYDROLANT 1762/172017-06-04 → 2017-06-08
    East maiden light 54-55.7N 005-43.7W unreliable
    North Channel · Northern Ireland-northeast Coast
  14. HYDROLANT 1759/172017-06-04 → 2017-06-04
    East maiden light 54-55.7N 005-43.7W unlit
    North Channel · Northern Ireland-northeast Coast
  15. HYDROLANT 1628/172017-05-24 → 2017-07-05
    Cgoc belfast mf r/t service at tiree 56-30N 006-58W unreliable
    Sea of the Hebrides · Scotland-west Coast
  16. HYDROLANT 1626/172017-05-24 → 2017-12-19
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
    North Minch · Scotland-northwest Coast
  17. HYDROLANT 1617/172017-05-24 → 2017-05-24
    NAVTEX station portpatrick 54-50.7N 005-07.5W off air 240800Z to 241700Z may
    North Channel · Scotland-southwest Coast
  18. HYDROLANT 1501/172017-05-12 → 2017-05-13
    East maiden light 54-55.7N 005-43.7W unreliable
    North Channel · Northern Ireland-northeast Coast
  19. HYDROLANT 1481/172017-05-10 → 2017-05-12
    East maiden light 54-55.7N 005-43.7W unlit
    North Channel · Northern Ireland-northeast Coast
  20. HYDROLANT 1419/172017-05-05 → 2017-05-05
    Gahmna gigha light 55-43.8N 005-41.1W unlit
    Sea of the Hebrides · Scotland-west Coast
  21. HYDROLANT 1387/172017-05-01 → 2017-05-02
    Ness point light 57-25.4N 006-47.3W unreliable
    Little Minch · Scotland-west Coast
  22. HYDROLANT 1249/172017-04-19 → 2017-04-20
    Cgoc stornoway mf dsc and r/t services at butt of lewis 58-30N 006-16W unreliable
    Eastern North Atlantic · Scotland-northwest Coast
  23. HYDROLANT 1245/172017-04-19 → 2017-04-20
    Oigh sgeir light 56-58.1N 006-40.8W unreliable
    Sea of Hebrides · Little Minch · Scotland-west Coast
  24. HYDROLANT 1173/172017-04-12 → 2017-05-24
    Cgoc belfast mf r/t service at tiree 56-30N 006-58W unreliable
    Sea of the Hebrides · Scotland-west Coast
  25. HYDROLANT 1170/172017-04-12 → 2017-05-24
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
    North Minch · Scotland-northwest Coast
  26. HYDROLANT 1120/172017-04-07 → 2017-04-08
    Dgps station at butt of lewis light 58-30.9N 006-15.7W off air
    Eastern North Atlantic · Scotland-northwest Coast
  27. HYDROLANT 1092/172017-04-04 → 2017-04-05
    Mrcc stornoway mf dsc and r/t services at butt of lewis 58-30.9N 006-15.7W off air
    Eastern North Atlantic · Scotland-northwest Coast
  28. HYDROLANT 992/172017-03-28 → 2017-03-28
    Milaid light 58-01.1N 006-22.0W unlit
    North Minch · Scotland-northwest Coast
  29. HYDROLANT 931/172017-03-22 → 2017-03-24
    Dgps station at butt of lewis light 58-30.9N 006-15.7W off air at 230900Z mar
    Eastern North Atlantic · Scotland-northwest Coast
  30. HYDROLANT 930/172017-03-22 → 2017-03-24
    Ness point light 57-25.4N 006-47.3W unlit
    Little Minch · Scotland-west Coast
  31. HYDROLANT 670/172017-03-01 → 2017-04-12
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
    North Minch · Scotland-northwest Coast
  32. HYDROLANT 667/172017-03-01 → 2017-03-04
    Cgoc stornoway dsc services at torosay 56-27.5N 005-43.8W off air
    Sea of the Hebrides · Scotland-west Coast
  33. HYDROLANT 640/172017-02-26 → 2017-03-01
    Cgoc stornoway dsc services off air at: a. torosay 56-27.5N 005-43.8W
    Sea of the Hebrides · North Minch · Scotland-west Coast
  34. HYDROLANT 636/172017-02-25 → 2017-02-26
    Dsc services at torosay 56-27.5N 005-43.8W, off air
    Sea of the Hebrides · Scotland-west Coast
  35. HYDROLANT 612/172017-02-23 → 2017-02-25
    An t-iasgair light 57-41.1N 006-26.0W unreliable
    North Minch · Scotland-northwest Coast
  36. HYDROLANT 608/172017-02-23 → 2017-02-28
    Cgoc stornoway mf dsc at tiree 56-30N 006-58W off air
    Sea of the Hebrides · Scotland-west Coast
  37. HYDROLANT 360/172017-02-02 → 2017-02-02
    Donaghadee harbor light 54-38.7N 005-31.9W unreliable
    North Channel · Ireland-northeast Coast
  38. HYDROLANT 298/172017-01-28 → 2017-02-01
    Cgoc belfast mf dsc at tiree 56-30N 006-58W off air
    Sea of the Hebrides · Scotland-west Coast
  39. HYDROLANT 181/172017-01-18 → 2017-03-01
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
    North Minch · Scotland-northwest Coast
  40. HYDROLANT 3535/162016-12-30 → 2017-01-05
    Ness point light 57-25.4N 006-47.3W unreliable
    Little Minch · Scotland-west Coast
  41. HYDROLANT 3305/162016-12-08 → 2016-12-08
    Black head light 54-46.0N 005-41.3W unreliable
    North Channel · Ireland-northeast Coast
  42. HYDROLANT 3300/162016-12-07 → 2017-01-18
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
    North Minch · Scotland-northwest Coast
  43. HYDROLANT 3086/162016-11-19 → 2016-11-19
    Rona light 57-34.7N 005-57.5W unlit
    North Minch · Scotland-west Coast
  44. HYDROLANT 3079/162016-11-19 → 2016-11-19
    Rona light 57-34.7N 005-57.5W unreliable
    North Minch · Scotland-west Coast
  45. HYDROLANT 2888/162016-11-02 → 2017-04-07
    Tiumpan head light 58-15.7N 006-08.3W range temporarily reduced to 12 miles
    North Minch · Scotland-northwest Coast
  46. HYDROLANT 2882/162016-11-01 → 2016-11-02
    NAVTEX station portpatrick (o) 54-50.6N 005-07.5W unreliable 020001Z to 020600Z nov
    North Channel · Scotland-southwest Coast · NAVTEX
  47. HYDROLANT 2816/162016-10-26 → 2016-11-02
    Tiumpan head light 58-15.7N 006-08.3W range temporarily reduced to 12 miles
    Scotland-northwest Coast
  48. HYDROLANT 2747/162016-10-19 → 2016-10-20
    Donaghadee harbor light 54-38.7N 005-31.9W unreliable until 200900Z oct
    North Channel · Ireland-northeast Coast
  49. HYDROLANT 2726/162016-10-17 → 2016-10-20
    GPS jamming exercises 0700Z to 0800Z and 1600Z to 1700Z daily 18 and 19 oct and 200700Z to 200800Z oct…
    North Minch · Scotland-west Coast · GPS Satellite System
  50. HYDROLANT 2707/162016-10-15 → 2016-10-16
    Gahmna gigha light 55-43.8N 005-41.1W unlit
    Sea of the Hebrides · Scotland-west Coast

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.

Aids-to-navigation notices in the Inner Seas off the West Coast of Scotland — page 6 · seahazards