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: 20200515/1600
ISSUE TIME: 20200515/1605
VALID FROM: 20200515/1600
VALID TO: 20200515/2200
FLIGHT LEVEL: SFC/FL200
REMARKS: END OF EXERCISE
ORIGINATOR: LONDON VAAC
NO POLYS
