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: 20230210/1600
ISSUE TIME: 20230210/1533
VALID: 20230211/0400
FLIGHT LEVEL: FL350/FL550
REMARKS: KATLA ERUPTS TO 22KM+/-1KM, ASSESSED BY IMO MOBILE RADAR. SEE ANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS. EXERCISE.
ORIGINATOR: LONDON VAAC
POLY 1
N545615,E0141657
N555701,E0105808
N552502,E0095038
N562731,E0084307
N584345,E0030538
N622615,W0063119
N633156,W0160152
N631225,W0185037
N633345,W0192237
N641732,W0181653
N645859,W0113152
N632618,W0005037
N590345,E0092024
N562615,E0155408
N551845,E0161410
N545615,E0141657
