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: 20250610/1200
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE PLUME HEIGHT 10KM
ORIGINATOR: LONDON VAAC
POLY 1
N643504,W0145230
N642230,W0134726
N641928,W0112230
N640730,W0104347
N640250,W0090730
N633210,W0062230
N630726,W0050730
N625934,W0053730
N625843,W0070730
N631129,W0113730
N634003,W0145230
N635343,W0152230
N635710,W0162230
N642230,W0172626
N643355,W0170730
N643504,W0145230
