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: 20200612/1100
ISSUE TIME: 20200612/1134
VALID FROM: 20200612/1700
VALID TO: 20200612/2300
FLIGHT LEVEL: FL350/FL550
REMARKS: EXERCISE. IMO CONFIRM RADAR AND OTHER OBSERVATIONS SUGGEST ERUPTION ONGOING, BUT PLUME HEIGHT NOW 11KM. VA OBS MOV NE AT 30KT. EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N701012,W0070153
N695553,W0062808
N693345,W0064354
N684845,W0073744
N674115,W0091943
N670703,W0102423
N662802,W0120537
N651630,W0134653
N643107,W0152807
N642518,W0160152
N643953,W0163537
N650345,W0165432
N674115,W0123427
N692236,W0095038
N694732,W0084307
N701012,W0070153
