London VAAC: Volcanic ash advisories and graphics - detail

STATUS: EXER

DTG: 20250610/0923Z

VAAC: LONDON

VOLCANO: GRIMSVOTN 373010

PSN: N6425 W01720

AREA: ICELAND

SUMMIT ELEV: 1722M

ADVISORY NR: 2025/002

INFO SOURCE: IMO

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERCISE ERUPTION CONFIRMED

OBS VA DTG: 10/0900Z

OBS VA CLD: SFC/FL200 N6414 W01745 - N6455 W01711 - N6418 W01556 -N6351 W01626 - N6414 W01745 MOV E 30KT FL200/350 N6352 W01745 -N6438 W01734 - N6437 W01451 - N6353 W01520 - N6352 W01745 MOV E 85KTFL350/550 N6437 W01737 - N6437 W01514 - N6408 W01544 - N6408 W01738- N6437 W01737 MOV E 70KT

FCST VA CLD +6 HR: 10/1500Z SFC/FL200 N6146 W00140 - N6343 W01759 -N6457 W01719 - N6307 W00143 - N6146 W00140 FL200/350 N6405 W01755 -N6438 W01722 - N6438 E00004 - N5953 E00459 - N6405 W01755 FL350/550N6351 W01758 - N6547 W01650 - N6246 E00130 - N6115 E00102 - N6351W01758

FCST VA CLD +12 HR: 10/2100Z SFC/FL200 N6335 W02002 - N6518 W01826 -N6235 E00852 - N5441 E01214 - N6040 E00151 - N6335 W02002 FL200/350N6416 W01938 - N6511 W01448 - N6223 E01057 - N5222 E01547 - N6010E00326 - N6416 W01938 FL350/550 N6404 W01914 - N6507 W01552 - N6326E00849 - N5631 E01337 - N6057 E00443 - N6404 W01914

FCST VA CLD +18 HR: 11/0300Z SFC/FL200 N6413 W02615 - N6602 W01957 -N6103 E01539 - N5008 E01839 - N6001 E00306 - N6413 W02615 FL200/350N6404 W01906 - N6541 W01544 - N6401 E01518 - N4715 E02339 - N6302W00630 - N6404 W01906 FL350/550 N6416 W01935 - N6600 W01310 - N6124E01719 - N5257 E02008 - N6010 E01004 - N6416 W01935

RMK: EXERCISE ERUPTION ONGOING

NXT ADVISORY: NO LATER THAN 20250610/1500Z