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 1989/242024-09-12 → 2026-08-17
    Corsewall Point Light in Scotland has its range temporarily reduced to 12 miles.
    North Channel · Scotland
  2. HYDROLANT 909/242024-04-29 → 2024-04-29
    Dsc services at glengorm site 56-37.90N 006-08.00W off air
    Sea of the Hebrides · Scotland
  3. HYDROLANT 726/242024-04-06 → 2024-04-08
    NAVTEX station portpatrick (o) 54-51.00N 005-07.00W unreliable
    North Channel · Scotland
  4. HYDROLANT 693/242024-04-03 → 2024-04-05
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W unreliable 0800Z to 1500Z daily 04 and 05 apr
    North Channel · Scotland
  5. HYDROLANT 430/242024-03-02 → 2024-03-05
    Cgoc stornoway mf r/t services off air at: a. butt of lewis site 58-27.7N 006-13.9W
    North Minch · Scotland
  6. HYDROLANT 314/242024-02-15 → 2024-02-25
    Dubh artach light 56-07.96N 006-38.01W unreliable
    Sea of the Hebrides · Scotland
  7. HYDROLANT 142/242024-01-18 → 2024-04-12
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W unreliable
    North Channel · Scotland
  8. HYDROLANT 74/242024-01-10 → 2024-01-18
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W off air
    North Channel · Scotland
  9. HYDROLANT 52/242024-01-07 → 2024-01-10
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W unreliable
    North Channel · Scotland
  10. HYDROLANT 2966/232023-12-29 → 2023-12-30
    Rue point south light 55-15.50N 006-11.50W unreliable
    North Channel · Northern Ireland
  11. HYDROLANT 2948/232023-12-27 → 2023-12-29
    Rue point light 55-15.50N 006-11.50W unlit
    North Channel · Northern Ireland
  12. HYDROLANT 2862/232023-12-12 → 2023-12-14
    Dubh artach light 56-07.96N 006-38.01W unreliable
    Sea of the Hebrides · Scotland
  13. HYDROLANT 2755/232023-11-29 → 2023-12-15
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.7N 006-13.9W off air
    North Minch · Scotland
  14. HYDROLANT 2697/232023-11-22 → 2023-11-24
    Mrcc stornoway mf r/t and dsc services at torosay site 56-27.50N 005-43.80W off air
    Sea of the Hebrides · Northern Ireland · Scotland
  15. HYDROLANT 2685/232023-11-22 → 2023-11-22
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W unreliable
    North Channel · Scotland
  16. HYDROLANT 2526/232023-11-04 → 2023-11-20
    Rathlin west light 55-18.10N 006-16.80W unreliable
    North Channel · Northern Ireland
  17. HYDROLANT 2489/232023-11-01 → 2023-11-07
    Rue point south light 55-15.50N 006-11.50W unreliable
    North Channel · Northern Ireland
  18. HYDROLANT 2477/232023-10-30 → 2023-11-04
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W unreliable 310800Z oct until further notice
    North Channel · Scotland
  19. HYDROLANT 2454/232023-10-27 → 2023-11-14
    Mrcc stornoway mf r/t and dsc services at tiree airport 56-30.00N 006-52.80W off air
    Sea of the Hebrides · Scotland
  20. HYDROLANT 2444/232023-10-26 → 2023-10-28
    GPS jamming exercises 1100Z to 1700Z daily 26 thru 28 oct in area within 28 miles of 57-51.90N 005-41.10W
    North Minch · Scotland
  21. HYDROLANT 2277/232023-10-08 → 2023-10-27
    Mrcc stornoway mf dsc at tiree airport 56-30.00N 006-52.80W off air
    Sea of the Hebrides · Scotland
  22. HYDROLANT 2197/232023-09-29 → 2023-09-30
    RACON at oigh sgeir light 56-58.20N 006-40.80W inoperative 0800Z to 1700Z daily 29 and 30 sep
    Sea of the Hebrides · Scotland
  23. HYDROLANT 2196/232023-09-29 → 2023-10-05
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.70N 006-13.90W off air
    Eastern North Atlantic · North Minch · Scotland
  24. HYDROLANT 2189/232023-09-28 → 2023-11-09
    Oigh sgeir light 56-58.20N 006-40.80W range temporarily reduced to 12 miles
    Sea of the Hebrides · Scotland
  25. HYDROLANT 1833/232023-08-18 → 2023-09-29
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.70N 006-13.90W off air
    Eastern North Atlantic · North Minch · Scotland
  26. HYDROLANT 1702/232023-07-30 → 2023-08-14
    Mf dsc services at tiree site 56-30.2N 006-57.9W
    Sea of the Hebrides · Scotland
  27. HYDROLANT 1613/232023-07-18 → 2023-07-19
    Hyskeir light 56-58.20N 006-40.80W unreliable
    Sea of the Hebrides · Scotland
  28. HYDROLANT 1583/232023-07-14 → 2023-08-14
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.70N 006-13.90W off air
    North Minch · Scotland
  29. HYDROLANT 1476/232023-06-30 → 2023-07-12
    Cgoc stornoway mf and r/t services at butt of lewis site 58-27.7N 006-13.9W off air
    North Minch · Scotland
  30. HYDROLANT 1399/232023-06-23 → 2023-06-24
    Scarinish light 56-30.00N 006-48.30W unlit
    Sea of the Hebrides · Scotland
  31. HYDROLANT 1357/232023-06-18 → 2023-06-21
    Mf r/t services at tiree airport 56-29.99N 006-52.80W off air
    Sea of the Hebrides · Scotland
  32. HYDROLANT 1292/232023-06-11 → 2023-06-12
    Hyskeir light 56-58.20N 006-40.80W unlit
    Sea of the Hebrides · Scotland
  33. HYDROLANT 1150/232023-05-25 → 2023-05-26
    Inishowen head light 55-13.60N 006-55.70W unlit
    North Channel · Northern Ireland
  34. HYDROLANT 1118/232023-05-22 → 2023-05-23
    Inishowen head light 55-13.60N 006-55.70W unlit
    North Channel · Northern Ireland
  35. HYDROLANT 1088/232023-05-17 → 2023-05-20
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W off air
    North Channel · Scotland
  36. HYDROLANT 995/232023-05-08 → 2023-05-10
    Hyskeir light 56-58.20N 006-40.80W unreliable
    Sea of the Hebrides · Scotland
  37. HYDROLANT 936/232023-05-01 → 2023-05-05
    NAVTEX station portpatrick (o) 54-50.64N 005-07.47W reduced power 020800Z to 121600Z may
    North Channel · Scotland
  38. HYDROLANT 764/232023-04-09 → 2023-04-10
    Hyskeir light 56-58.20N 006-40.80W unreliable
    Sea of the Hebrides · Scotland
  39. HYDROLANT 747/232023-04-06 → 2023-04-10
    Cgoc stornoway mf r/t and dsc services at butt of lewis site 58-27.7N 006-13.9W off air
    North Minch · Scotland
  40. HYDROLANT 721/232023-04-04 → 2023-04-05
    Pladda light 55-25.50N 005-07.10W unreliable
    North Channel · Scotland
  41. HYDROLANT 672/232023-03-27 → 2023-03-28
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W off air 280800Z to 281600Z mar
    North Channel · Scotland
  42. HYDROLANT 493/232023-03-03 → 2023-03-12
    NAVTEX station portpatrick (o) 54-51.00N 005-07.00W off air
    North Channel · Scotland
  43. HYDROLANT 492/232023-03-03 → 2023-03-04
    RACON at oigh sgeir light 56-58.10N 006-40.80W inoperative
    Sea of the Hebrides · Scotland
  44. HYDROLANT 491/232023-03-03 → 2023-03-03
    RACON at oigh sgeir light 56-58.10N 006-40.80W unreliable
    Sea of the Hebrides · Scotland
  45. HYDROLANT 476/232023-03-02 → 2023-03-20
    Fairway buoy 54-42.30N 005-42.30W RACON unreliable
    North Channel · Northern Ireland
  46. HYDROLANT 434/232023-02-25 → 2023-02-28
    RACON at lady isle light 55-31.60N 004-44.10W inoperative
    North Channel · Scotland
  47. HYDROLANT 246/232023-01-30 → 2023-01-31
    NAVTEX station portpatrick (o) 54-51.00N 005-07.00W off air 310900Z to 311600Z jan
    North Channel · Scotland
  48. HYDROLANT 151/232023-01-19 → 2023-03-02
    Fairway buoy 54-42.30N 005-42.30W RACON unreliable
    North Channel · Northern Ireland
  49. HYDROLANT 3061/222022-11-28 → 2022-11-28
    Ushenish light 57-17.90N 007-11.60W unlit
    Little Minch · Scotland
  50. HYDROLANT 3026/222022-11-24 → 2022-12-09
    NAVTEX station portpatrick (o) 54-50.64N 005-07.47W off air
    North Channel · Scotland

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 · seahazards