Joint Warrior exercise starting 31st March has denial of GPS services in two areas Loch Ewe and Faraid Head between 31 March and 11th April. There is a timetable on MoD website for Joint Warrior 191. Update below, thanks to Sailing Cruising Scotland Facebook Group:
30 MAR 2019 0240Z
DNC 19, DNC 20.
1. GPS JAMMING EXERCISES 31 MAR THRU 11 APR
DURING DAYLIGHT HOURS IN:
A. AREA WITHIN 36 MILES OF 58-36.2N 004-46.5W
BETWEEN 270 DEGREES AND 100 DEGREES.
B. AREA WITHIN 28 MILES OF 57-51.9N 005-41.1W
BETWEEN 285 DEGREES AND 040 DEGREES.
2. CANCEL THIS MSG 12 APR 19.