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: FL200/FL350
REMARKS: EXERCISE PLUME HEIGHT 10KM
ORIGINATOR: LONDON VAAC
POLY 1
N643239,W0145230
N642100,W0135230
N641820,W0113730
N640602,W0105230
N640129,W0092230
N632638,W0062230
N631255,W0062230
N630557,W0075230
N631530,W0113730
N634236,W0145230
N635515,W0152230
N635642,W0160730
N642230,W0171905
N643020,W0170730
N643239,W0145230
