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: 20250610/1200
FLIGHT LEVEL: FL350/FL550
REMARKS: EXERCISE PLUME HEIGHT 10KM
ORIGINATOR: LONDON VAAC
POLY 1
N643604,W0153730
N640047,W0103730
N634241,W0095230
N633730,W0090432
N633345,W0093730
N634247,W0102230
N634254,W0120730
N635725,W0152230
N640730,W0154040
N641039,W0163730
N642230,W0165904
N643421,W0163730
N643604,W0153730
