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: LOW; 200 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20220211/1500
ISSUE TIME: 20220211/1535
VALID: 20220211/1500
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
N641845,W0181644
N644109,W0174308
N644109,W0170923
N643938,W0163537
N641845,W0160417
N635752,W0163537
N635621,W0170923
N635621,W0174308
N641845,W0181644
