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: 20250610/1200
ISSUE TIME: 20250610/1149
VALID: 20250610/1800
FLIGHT LEVEL: SFC/FL200
REMARKS: EXERCISE PLUME HEIGHT 10KM
ORIGINATOR: LONDON VAAC
POLY 1
N644942,W0170730
N644449,W0163730
N642211,W0160730
N635230,W0131257
N632911,W0083730
N623032,W0022230
N614052,E0000730
N612230,E0004402
N611841,E0003730
N614207,W0020730
N623730,W0064600
N632938,W0145230
N635557,W0170730
N642230,W0174105
N644942,W0170730
