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: FL350/FL550
REMARKS: ERUPTION ONGOING. SEE ANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N671636,W0030538
N670550,W0012422
N654144,E0023152
N644115,E0033257
N635615,E0030056
N631115,E0013540
N625821,W0005037
N632123,W0052037
N635800,W0102423
N635924,W0170923
N641845,W0173825
N643806,W0170923
N644115,W0113709
N650345,W0073106
N654845,W0051947
N671636,W0030538
