London VAAC: Volcanic ash advisories and graphics - detail

DTG: 20161213/0900Z

VAAC: LONDON

VOLCANO: KATLA 372030

PSN: N6338 W01905

AREA: ICELAND

SUMMIT ELEV: 1490M

ADVISORY NR: 2016/002

INFO SOURCE: ICELAND MET OFFICE

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERCISE - ERUPTION ONGOING. PLUME OBSERVED BY IMO TO 12KM.

OBS VA DTG: 13/0900Z

OBS VA CLD: SFC/FL200 N6309 W01836 - N6309 W01941 - N6441 W02032 - N6439 W01737 - N6309 W01836 FL200/350 N6302 W01900 - N6433 W01920 - N6540 W01718 - N6428 W01700 - N6302 W01900 FL350/550 N6337 W01754 - N6258 W01909 - N6432 W01923 - N6517 W01734 - N6337 W01754

FCST VA CLD +6HR: 13/1500Z SFC/FL200 N6300 W01919 - N6634 W02419 - N6838 W02349 - N6832 W00653 - N6717 W00737 - N6300 W01919 FL200/350 N6659 W00034 - N6307 W01845 - N6536 W01943 - N6921 W01330 - N6911 W00009 - N6659 W00034 FL350/550 N6258 W01909 - N6654 W01905 - N6921 W01010 - N6916 W00706 - N6809 W00657 - N6258 W01909

FCST VA CLD +12HR: 13/2100Z SFC/FL200 N6301 W01913 - N6738 W02734 - N7050 W02024 - N6951 E00250 - N6414 E01103 - N6301 W01913 FL200/350 N6153 E01204 - N6307 W01923 - N6940 W01844 - N7050 W00938 - N7027 E01241 - N7027 E01238 - N6153 E01204 FL350/550 N6753 E00910 - N6303 W01852 - N6749 W01944 - N7032 W01137 - N7012 E00735 - N6753 E00910

FCST VA CLD +18HR: 14/0300Z SFC/FL200 N5551 E01512 - N6239 W01951 - N6747 W02349 - N7303 W02404 - N7103 E01249 - N5551 E01512 FL200/350 N5328 E01818 - N6254 W01950 - N7247 W01841 - N7239 E00001 - N6856 E01751 - N5328 E01818 FL350/550 N6253 E01626 - N6259 W01956 - N7124 W01816 - N7236 W00531 - N6809 E01446 - N6253 E01626

RMK: EXERCISE T+0 CONFIDENCE IS HIGH. PLUME AT T+0 MOVING NE AT 50KT. INFORMATION FROM IMO PLUME SEEN FROM FIXED RADAR. SEE ANNOTATED SATELLITE IMAGERY FOR DETAILS. EXERCISE.

NXT ADVISORY: NO LATER THAN 20161213/1330Z