London VAAC: Volcanic ash advisories and graphics - detail

STATUS: EXER

DTG: 20230210/1533Z

VAAC: LONDON

VOLCANO: KATLA 372030

PSN: N6338 W01907

AREA: ICELAND

SUMMIT ELEV: 1490M

ADVISORY NR: 2023/004

INFO SOURCE: ICELAND MET OFFICE EXERCISE

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERCISE

OBS VA DTG: 10/1600Z

OBS VA CLD: SFC/FL200 N6419 W01859 - N6423 W01415 - N6304 W01452 -N6311 W01937 - N6419 W01859 MOV E 45KT FL200/350 N6304 W01946 -N6419 W01938 - N6418 W01331 - N6300 W01422 - N6304 W01946 MOV E 50KTFL350/550 N6345 W01941 - N6500 W01356 - N6311 W01541 - N6311 W01851- N6345 W01941 MOV E 55KT

FCST VA CLD +6 HR: 10/2200Z SFC/FL200 N6319 W02018 - N6612 W01602 -N6210 E00612 - N6053 E00603 - N6319 W02018 FL200/350 N6319 W01953 -N6549 W01830 - N6205 E00752 - N5758 E01449 - N6319 W01953 FL350/550N5818 E00630 - N6315 W01938 - N6531 W01753 - N6311 E00742 - N5818E00630

FCST VA CLD +12 HR: 11/0400Z SFC/FL200 N5453 E01013 - N6353 W02053 -N7005 W01456 - N5651 E02408 - N5453 E01013 FL200/350 N6326 W01957 -N6731 W01623 - N5745 E02325 - N5025 E02159 - N6326 W01957 FL350/550N5405 E01014 - N6407 W02149 - N6557 W00442 - N5338 E02348 - N5405E01014

FCST VA CLD +18 HR: 11/1000Z SFC/FL200 N4952 E01438 - N6649 W02758 -N7001 W00526 - N5255 E02809 - N4952 E01438 FL200/350 N4730 E01302 -N6404 W02037 - N6753 W00924 - N5008 E04627 - N4730 E01302 FL350/550N6608 W02456 - N6612 W00211 - N5008 E02937 - N4737 E01325 - N6608W02456

RMK: KATLA ERUPTS TO 22KM+/-1KM, ASSESSED BY IMO MOBILE RADAR. SEEANNOTATED SATELLITE IMAGERY FOR FURTHER DETAILS. EXERCISE.

NXT ADVISORY: NO LATER THAN 20230210/1800Z