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: LOW; 200 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20200515/1500
ISSUE TIME: 20200515/1517
VALID FROM: 20200515/2100
VALID TO: 20200516/0300
FLIGHT LEVEL: SFC/FL200
REMARKS: CONFIRMED BY INFRASOUND AND RADAR.
ORIGINATOR: LONDON VAAC
POLY 1
N643808,W0181653
N643529,W0170923
N635615,W0154058
N633345,W0160152
N592055,E0015808
N584115,E0031821
N582311,E0015808
N593128,W0044652
N620345,W0155544
N622945,W0213923
N624845,W0222709
N633833,W0224652
N641135,W0213923
N641845,W0184911
N643808,W0181653
