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: 20200612/1100
VALID TO: 20200612/1700
FLIGHT LEVEL: FL350/FL550
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
N690207,W0102423
N684845,W0094821
N682615,W0093540
N663345,W0110004
N655211,W0120537
N654845,W0123412
N650345,W0142320
N642000,W0152807
N641845,W0160813
N640539,W0163537
N640414,W0170923
N641845,W0173108
N650345,W0174231
N675932,W0131308
N684439,W0113152
N690207,W0102423
