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: GRIMSVOTN 373010
PSN: N6425 W01720
VOLCANIC ASH CONCENTRATION: MEDIUM; 2000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20210611/1500
ISSUE TIME: 20210611/1449
VALID: 20210612/0300
FLIGHT LEVEL: FL350/FL550
REMARKS: ERUPTION ONGOING. SEE ANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N664128,W0073537
N662619,W0055423
N651811,W0033923
N644115,W0025700
N641845,W0031757
N634624,W0052037
N633636,W0095038
N634004,W0120537
N635615,W0125424
N635737,W0170923
N641845,W0174104
N650004,W0160152
N650345,W0125519
N652615,W0104900
N662824,W0084307
N664128,W0073537
