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: GRIMSVOTN 373010
PSN: N6425 W01720
VOLCANIC ASH CONCENTRATION: LOW; 200 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20200612/1100
ISSUE TIME: 20200612/1134
VALID FROM: 20200612/2300
VALID TO: 20200613/0500
FLIGHT LEVEL: FL200/FL350
REMARKS: EXERCISE. IMO CONFIRM RADAR AND OTHER OBSERVATIONS SUGGEST ERUPTION ONGOING, BUT PLUME HEIGHT NOW 11KM. VA OBS MOV NE AT 30KT. EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N752127,E0070153
N744845,E0141006
N714845,E0001042
N680106,W0080922
N680345,W0094006
N695034,W0105808
N691115,W0130600
N661115,W0121537
N644635,W0142038
N635713,W0170923
N714845,W0174737
N732420,W0163537
N743833,W0120537
N744845,W0041009
N752127,E0070153
