London VAAC: Volcanic ash advisories and graphics - detail

STATUS: EXER

DTG: 20250812/1630Z

VAAC: LONDON

VOLCANO: LANGJOKULL 371080

PSN: N6451 W01947

AREA: ICELAND

SUMMIT ELEV: 1435M

ADVISORY NR: 2025/002

INFO SOURCE: IMO

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERICSE - ASH EXPECTED

OBS VA DTG: 12/1600Z

OBS VA CLD: SFC/FL200 N6452 W02007 - N6521 W01938 - N6452 W01910 -N6424 W01939 - N6452 W02007 MOV SE 10KT FL200/350 N6525 W01911 -N6514 W01815 - N6438 W01855 - N6442 W02034 - N6525 W01911 MOV E 25KTFL350/550 N6500 W02014 - N6538 W01813 - N6438 W01904 - N6437 W01951- N6500 W02014 MOV E 35KT

FCST VA CLD +6 HR: 12/2200Z SFC/FL200 N6458 W02110 - N6551 W01610 -N6443 W01521 - N6406 W01958 - N6458 W02110 FL200/350 N6459 W02013 -N6759 W01252 - N6638 W01126 - N6350 W01905 - N6459 W02013 FL350/550N6500 W02014 - N6801 W01021 - N6527 W01312 - N6425 W01939 - N6500W02014

FCST VA CLD +12 HR: 13/0400Z SFC/FL200 N6507 W01956 - N6623 W01121 -N6506 W00912 - N6323 W01340 - N6322 W02117 - N6507 W01956 FL200/350N6447 W02030 - N6924 W01132 - N6918 W00541 - N6153 W01314 - N6447W02030 FL350/550 N7005 W00629 - N6813 W00543 - N6438 W01243 - N6438W02110 - N7005 W00629

FCST VA CLD +18 HR: 13/1000Z SFC/FL200 N6257 W02208 - N6507 W01953 -N6914 E00246 - N6254 W00409 - N6257 W02208 FL200/350 N6444 W02038 -N7225 W00507 - N6755 E00311 - N6324 W00850 - N6444 W02038 FL350/550N7208 W00431 - N7101 W00111 - N6541 W00318 - N6425 W02123 - N7208W00431

RMK: EXERCISE - PLUME TO 12KM HIGH.

NXT ADVISORY: NO LATER THAN 20250812/2210Z