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: 20210611/2100
FLIGHT LEVEL: FL350/FL550
REMARKS: ERUPTION ONGOING. SEE ANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N654646,W0123922
N654614,W0120537
N653504,W0113152
N644115,W0100710
N640826,W0105808
N635959,W0123922
N635824,W0163537
N635847,W0170923
N641845,W0173920
N643843,W0170923
N650125,W0160152
N650345,W0144911
N654240,W0131308
N654646,W0123922
