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: 20250610/1200
ISSUE TIME: 20250610/1149
VALID: 20250611/0000
FLIGHT LEVEL: FL350/FL550
REMARKS: EXERCISE PLUME HEIGHT 10KM
ORIGINATOR: LONDON VAAC
POLY 1
N631651,E0002230
N630009,E0022230
N622853,E0040730
N622505,E0043730
N620730,E0053050
N615630,E0053730
N615921,E0055230
N615230,E0061530
N614856,E0055230
N620247,E0052230
N620107,E0033730
N621252,E0022230
N630431,W0013730
N630730,W0014719
N631634,W0012230
N631651,E0002230
