VA ADVISORY
DTG: 20180615/1440Z
VAAC: LONDON
VOLCANO: GRIMSVOTN 373010
PSN: N6425 W01719
AREA: ICELAND
SUMMIT ELEV: 1719M
ADVISORY NR: 2018/001
INFO SOURCE: ICELAND MET OFFICE
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: ERUPT OF GRIMSVOTN IMMINENT OR IN
PROGRESS. EXERCISE EXERCISE
OBS VA DTG: 15/1440Z
OBS VA CLD: NO VA EXP
FCST VA CLD +6HR: 15/2040Z NO VA EXP
FCST VA CLD +12HR: 16/0240Z NO VA EXP
FCST VA CLD +18HR: 16/0840Z NO VA EXP
RMK: EXERCISE EXERCISE EXERCISE INC SEISMICITY IN
VATNAJOKULL SEEN IN LAST WK. IN LAST HRS SEISMIC ACTIVITY
HAS BECOME SHALLOWER W INC MAG AND VOLC TREMOR. POSS ASH
PLUME TO 25KM, TBC WITH IMO ASAP. AVI COLOUR STATE WAS
ORANGE, NOW RED. EXERCISE EXERCISE
NXT ADVISORY: NO LATER THAN 20180615/1800Z
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