London VAAC: Volcanic ash advisories and graphics - detail

STATUS: EXER

DTG: 20251030/0811Z

VAAC: LONDON

VOLCANO: SNAEFELL 374801

PSN: N6448 W01534

AREA: ICELAND

SUMMIT ELEV: 1833M

ADVISORY NR: 2025/002

INFO SOURCE: EXERCISE- ICELANDIC MET OFFICE

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: SNAEFELL HAS ERUPTED

OBS VA DTG: 30/0800Z

OBS VA CLD: SFC/FL200 N6422 W01521 - N6522 W01622 - N6605 W00443 -N6442 W00454 - N6422 W01521 MOV E 20KT FL200/350 N6428 W01558 -N6547 W01535 - N6523 W00448 - N6425 W00508 - N6428 W01558 MOV E 50KTFL350/550 N6438 W01537 - N6503 W01602 - N6536 W01259 - N6437 W01031- N6438 W01537 MOV E 25KT

FCST VA CLD +6 HR: 30/1400Z SFC/FL200 N6603 W01510 - N6845 E00256 -N6349 E00430 - N6442 W01558 - N6603 W01510 FL200/350 N6539 W01546 -N6734 E00316 - N6422 E00221 - N6432 W01544 - N6539 W01546 FL350/550N6615 W01534 - N6604 W00309 - N6507 W00333 - N6438 W01553 - N6615W01534

FCST VA CLD +12 HR: 30/2000Z SFC/FL200 N6441 W01616 - N6748 W01343 -N7102 E01337 - N6236 E00537 - N6441 W01616 FL200/350 N6319 E00537 -N6432 W01522 - N6513 W01554 - N6944 E00359 - N6509 E00946 - N6319E00537 FL350/550 N6721 W00647 - N6717 E00503 - N6510 E00652 - N6431W01544 - N6534 W01556 - N6721 W00647

FCST VA CLD +18 HR: 31/0200Z SFC/FL200 N6556 W01742 - N7251 E00222 -N6549 E01449 - N6135 E01339 - N6447 W01724 - N6556 W01742 FL200/350N6543 W01534 - N7200 E00325 - N6536 E01538 - N6117 E01645 - N6438W01558 - N6543 W01534 FL350/550 N6439 W01643 - N6712 W01149 - N6754E01215 - N6350 E01604 - N6439 W01643

RMK: PIREP REPORTS PUTS TOP OF ASH CLOUD AT FL400

NXT ADVISORY: NO LATER THAN 20251030/1346Z