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: FL200/FL350
REMARKS: CONFIRMED BY INFRASOUND AND RADAR.
ORIGINATOR: LONDON VAAC
POLY 1
N640137,W0185037
N635354,W0163537
N633344,W0160152
N633228,W0134653
N631115,W0131140
N630939,W0113152
N601115,W0004446
N583642,E0052038
N575615,E0064853
N573615,E0052038
N584503,W0005037
N615000,W0152807
N622615,W0163055
N624914,W0185037
N633345,W0195804
N640137,W0185037
