IMPORTANT: ALWAYS CONSULT LATEST NOTAMS;  VOLCANIC ASH NOTAMS; ASHTAMS; OFFICIAL LONDON VAAC VOLCANIC ASH ADVISORY AND VOLCANIC ASH GRAPHICS; AND MET WATCH OFFICE VOLCANIC ASH SIGMETS
VOLCANO: HEKLA 372070
PSN: N6359 W01940
VOLCANIC ASH CONCENTRATION: HIGH; 4000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20200710/1600
ISSUE TIME: 20200710/1528
VALID FROM: 20200710/2200
VALID TO: 20200711/0400
FLIGHT LEVEL: SFC/FL200
REMARKS: EXERCISE EXERCISE EXERCISE. RADAR CONFIRMS ASH PLUME TO 12KM/FL400. EXERCISE.
ORIGINATOR: LONDON VAAC
POLY 1
N643505,W0174308
N641556,W0160152
N624845,W0125251
N605615,W0104311
N594711,W0095038
N594811,W0102423
N605125,W0123922
N631131,W0170923
N633708,W0185037
N633652,W0192422
N635615,W0195326
N641557,W0192422
N643439,W0181653
N643505,W0174308
