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: 20220114/1500
ISSUE TIME: 20220114/1512
VALID: 20220114/2100
FLIGHT LEVEL: SFC/FL200
REMARKS: EXERCISE EXERCISE EXERCISE PLUME HEIGHT ESTIMATED AT 25KM
ORIGINATOR: LONDON VAAC
POLY 1
N664744,W0131308
N663345,W0122234
N661115,W0121002
N654055,W0123922
N652615,W0140345
N644115,W0154854
N640926,W0160152
N633547,W0174308
N633345,W0181727
N631157,W0185037
N633345,W0192319
N635615,W0192316
N650045,W0181653
N662919,W0152807
N663435,W0134653
N664744,W0131308
