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: 20250610/0900
ISSUE TIME: 20250610/0923
VALID: 20250610/0900
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE ERUPTION ONGOING
ORIGINATOR: LONDON VAAC
POLY 1
N643454,W0170730
N643153,W0162230
N642930,W0160730
N642847,W0155230
N642230,W0154008
N641418,W0155230
N641106,W0160730
N641101,W0162230
N641226,W0163730
N641007,W0170730
N641550,W0172230
N642230,W0172910
N642910,W0172230
N643454,W0170730
