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: 20200612/1100
ISSUE TIME: 20200612/1134
VALID FROM: 20200612/1700
VALID TO: 20200612/2300
FLIGHT LEVEL: FL200/FL350
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
N721157,W0062808
N714845,W0031952
N712615,W0031540
N702257,W0044652
N673049,W0095038
N671226,W0113152
N674115,W0120921
N671705,W0134653
N660902,W0152807
N641026,W0170923
N644115,W0173831
N652615,W0173556
N685505,W0152807
N685851,W0145422
N714129,W0091653
N721157,W0062808
