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: 20250610/0900
ISSUE TIME: 20250610/0923
VALID: 20250610/1500
FLIGHT LEVEL: SFC/FL200
REMARKS: EXERCISE ERUPTION ONGOING
ORIGINATOR: LONDON VAAC
POLY 1
N644657,W0170730
N640730,W0144217
N631728,W0073730
N625431,W0060730
N624314,W0062230
N624126,W0072230
N631136,W0123730
N632230,W0130921
N632510,W0143730
N633730,W0150335
N633843,W0155230
N640743,W0172230
N642230,W0173717
N644657,W0170730
