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: MEDIUM; 2000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20250408/1600
ISSUE TIME: 20250408/1538
VALID: 20250408/1600
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE EXERCISE EXERCISE ERUPTION IN PROGRESS TO 20KM
ORIGINATOR: LONDON VAAC
POLY 1
N633730,W0192225
N635230,W0192207
N640707,W0190730
N640648,W0185230
N640627,W0183730
N635230,W0182155
N634548,W0180730
N633730,W0175912
N632912,W0180730
N632310,W0182230
N632244,W0183730
N632237,W0185230
N632235,W0190730
N633730,W0192225
