London VAAC: Volcanic ash advisories and graphics - detail

STATUS: EXER

DTG: 20250610/1149Z

VAAC: LONDON

VOLCANO: GRIMSVOTN 373010

PSN: N6425 W01720

AREA: ICELAND

SUMMIT ELEV: 1722M

ADVISORY NR: 2025/003

INFO SOURCE: IMO

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERCISE ERUPTION ONGOING

OBS VA DTG: 10/1200Z

OBS VA CLD: SFC/FL200 N6356 W01743 - N6507 W01729 - N6321 W00838 -N6303 W01243 - N6356 W01743 MOV E 30KT FL200/350 N6317 W01801 -N6449 W01733 - N6430 W00459 - N6232 W00402 - N6317 W01801 MOV E 60KTFL350/550 N6357 W01712 - N6506 W01705 - N6350 W00708 - N6300 W00716- N6357 W01712 MOV E 50KT

FCST VA CLD +6 HR: 10/1800Z SFC/FL200 N6355 W01808 - N6458 W01731 -N6222 E00312 - N5944 E00417 - N6355 W01808 FL200/350 N6456 W01802 -N6250 E00811 - N5600 E01015 - N6344 W01723 - N6456 W01802 FL350/550N6350 W01133 - N6513 W01022 - N6119 E00726 - N5857 E00722 - N6350W01133

FCST VA CLD +12 HR: 11/0000Z SFC/FL200 N6339 W02047 - N6607 W02022 -N6102 E01127 - N5131 E01541 - N6107 W00001 - N6339 W02047 FL200/350N6518 W01813 - N6216 E01209 - N4949 E02000 - N4955 E01647 - N6001E00322 - N6012 E00311 - N6350 W01723 - N6518 W01813 FL350/550 N6335W00453 - N6449 W00319 - N6056 E01239 - N5353 E01740 - N6335 W00453

FCST VA CLD +18 HR: 11/0600Z SFC/FL200 N6339 W02509 - N6654 W02433 -N6040 E01443 - N4742 E02313 - N5047 E01519 - N6026 E00404 - N6339W02509 FL200/350 N6725 W01726 - N5955 E01810 - N4812 E02638 - N4516E02354 - N5942 E00831 - N6358 W01759 - N6725 W01726 FL350/550 N6355W00026 - N6029 E02019 - N4603 E02553 - N6355 W00026

RMK: EXERCISE PLUME HEIGHT 10KM

NXT ADVISORY: NO LATER THAN 20250610/1800Z