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: HIGH; 4000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20210611/1500
ISSUE TIME: 20210611/1449
VALID: 20210612/0900
FLIGHT LEVEL: FL200/FL350
REMARKS: ERUPTION ONGOING. SEE ANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N682921,E0070153
N650345,E0082201
N624845,E0072256
N612518,E0052038
N621315,W0001652
N635935,W0170923
N641845,W0173808
N643755,W0170923
N643546,W0102423
N633448,W0012422
N641845,E0003820
N654845,E0005321
N655826,E0023152
N641845,E0070400
N652615,E0075209
N682921,E0070153
