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: THORDARHYRNA 373012
PSN: N6416 W01737
VOLCANIC ASH CONCENTRATION: MEDIUM; 2000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20220211/1500
ISSUE TIME: 20220211/1535
VALID: 20220212/0900
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE ERUPTION DETECTED ON INFRASOUND SENSOR WITH ASH PLUME VISIBLE ON RADAR AND WEBCAMS SOUTH OF VOLCANO
ORIGINATOR: LONDON VAAC
POLY 1
N661004,W0044652
N660459,E0020736
N621022,E0224653
N590345,E0260523
N560425,E0253538
N590925,E0205136
N620345,E0182213
N644117,E0015808
N630814,W0192822
N650025,W0183216
N661004,W0044652
