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: KATLA 372030
PSN: N6338 W01907
VOLCANIC ASH CONCENTRATION: HIGH; 4000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20250408/1600
ISSUE TIME: 20250408/1538
VALID: 20250408/2200
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE EXERCISE EXERCISE ERUPTION IN PROGRESS TO 20KM
ORIGINATOR: LONDON VAAC
POLY 1
N650643,W0160730
N650330,W0152230
N642230,W0145505
N633730,W0134927
N622230,W0134336
N621401,W0135230
N621117,W0142230
N625249,W0155230
N631044,W0175230
N632230,W0181805
N632249,W0190730
N633730,W0192211
N641521,W0185230
N645003,W0175230
N650643,W0160730
