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: MEDIUM; 2000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20210611/1500
ISSUE TIME: 20210611/1449
VALID: 20210611/2100
FLIGHT LEVEL: SFC/FL200
REMARKS: ERUPTION ONGOING. SEE ANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS EXERCISE
ORIGINATOR: LONDON VAAC
POLY 1
N644054,W0170923
N643901,W0145422
N635559,W0131308
N634219,W0084307
N633345,W0082455
N625700,W0095038
N625128,W0113152
N625452,W0131308
N631115,W0135753
N631559,W0152807
N633405,W0160152
N631258,W0163537
N631418,W0174308
N633345,W0181215
N641845,W0181244
N644054,W0170923
