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: 20250610/2100
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE ERUPTION ONGOING
ORIGINATOR: LONDON VAAC
POLY 1
N644130,W0160730
N624528,E0025230
N612912,E0072230
N580730,E0121024
N562230,E0131130
N542050,E0133730
N552658,E0122230
N552622,E0115230
N555457,E0110730
N585924,E0080730
N585230,E0075143
N610616,E0030730
N634343,W0135230
N640831,W0172230
N643629,W0172230
N644130,W0160730
