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: 20211008/1600
ISSUE TIME: 20211008/1533
VALID: 20211008/2200
FLIGHT LEVEL: SFC/FL200
REMARKS: EXERCISE - ASH RICH PLUME TO 12KM
ORIGINATOR: LONDON VAAC
POLY 1
N664939,W0185037
N664525,W0181653
N663345,W0175154
N661115,W0174912
N654845,W0180143
N650345,W0185725
N641845,W0185639
N635615,W0190348
N634232,W0192422
N635730,W0195807
N641845,W0202556
N652615,W0202323
N654845,W0203742
N664224,W0192422
N664939,W0185037
