London VAAC: Volcanic ash advisories and graphics - detail

DTG: 20170411/1500Z

VAAC: LONDON

VOLCANO: GRIMSVOTN 373010

PSN: N6425 W01719

AREA: ICELAND

SUMMIT ELEV: 1719M

ADVISORY NR: 2017/002

INFO SOURCE: ICELAND MET OFFICE

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERCISE VOLCICE: ERUPTION AT GRIMSVOTN 1400Z.

OBS VA DTG: 11/1500Z

OBS VA CLD: SFC/FL200 N6429 W01725 - N6431 W01619 - N6409 W01617 - N6408 W01724 - N6429 W01725 FL200/350 N6442 W01729 - N6441 W01537 - N6355 W01524 - N6356 W01733 - N6442 W01729 FL350/550 N6444 W01735 - N6444 W01501 - N6353 W01454 - N6354 W01732 - N6444 W01735

FCST VA CLD +6HR: 11/2100Z SFC/FL200 N6453 W01833 - N6414 W00736 - N6152 W00819 - N6218 W01857 - N6453 W01833 FL200/350 N6504 W01703 - N6406 W00554 - N6047 W00615 - N6334 W01832 - N6504 W01703 FL350/550 N6454 W01752 - N6432 W00433 - N6147 W00607 - N6336 W01743 - N6454 W01752

FCST VA CLD +12HR: 12/0300Z SFC/FL200 N6348 E00053 - N5948 W00018 - N5951 W01448 - N6312 W02003 - N6459 W01903 - N6348 E00053 FL200/350 N6456 W01733 - N6319 E00415 - N6006 E00322 - N6025 W00911 - N6344 W01734 - N6456 W01733 FL350/550 N6507 W01759 - N6324 E00308 - N6044 E00444 - N5937 W00515 - N6342 W01734 - N6507 W01759

FCST VA CLD +18HR: 12/0900Z SFC/FL200 N6541 W01748 - N6332 W00707 - N6355 E00510 - N5903 E00722 - N5725 W00511 - N6309 W02240 - N6541 W01748 FL200/350 N6504 W01745 - N6335 E00619 - N5854 E01328 - N5817 W00310 - N6335 W01745 - N6504 W01745 FL350/550 N6404 W01801 - N6455 W01708 - N6203 E01106 - N5830 E01140 - N5835 W00408 - N6404 W01801

RMK: EXERCISE VOLCICE: T+0 CONFIDENCE LOW, SEE ANNOTATED SAT IMAGE FOR MORE INFO. PLUME AT T+0 MOVING ESE AT 40KT. EXERCISE EXERCISE EXERCISE.

NXT ADVISORY: WILL BE ISSUED BY 20170411/1800Z