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: 20200515/1500
ISSUE TIME: 20200515/1517
VALID FROM: 20200516/0300
VALID TO: 20200516/0900
FLIGHT LEVEL: FL350/FL550
REMARKS: CONFIRMED BY INFRASOUND AND RADAR.
ORIGINATOR: LONDON VAAC
POLY 1
N641330,W0185037
N635614,W0181653
N632921,W0145422
N631115,W0142509
N615910,W0084307
N593503,W0015808
N584115,W0003311
N580720,W0012422
N582845,W0041307
N593554,W0091653
N605615,W0133228
N611845,W0155830
N614115,W0161110
N624413,W0192422
N635615,W0201237
N641330,W0185037
