London VAAC: Volcanic ash advisories and graphics - detail

DTG: 20161213/1200Z

VAAC: LONDON

VOLCANO: KATLA 372030

PSN: N6338 W01905

AREA: ICELAND

SUMMIT ELEV: 1490M

EXTENDED ADVISORY NR: 2016/003

INFO SOURCE: ICELANDIC MET OFFICE

AVIATION COLOUR CODE: RED

ERUPTION DETAILS: EXERCISE - ERUPTION IS ONGOING. IMO ESTIMATE PLUME HEIGHT 12KM

FCST VA CLD +24HR: 14/1200Z SFC/FL200 N4815 E02150 - N6503 W02640 - N7759 W02124 - N7743 W00730 - N7000 E02134 - N4815 E02150 FL200/350 N4801 E03140 - N4836 E01715 - N6727 W03141 - N7755 W01046 - N6928 E02242 - N4801 E03140 FL350/550 N5642 E01937 - N6256 W02005 - N7206 W02403 - N7456 W00444 - N7232 E02102 - N5642 E01937

RMK: EXERCISE - T+0 CONFIDENCE IS LOW. PLUME IS MOVING NE AT 55KT. DUE TO BAD WEATHER CONDITIONS DATA FROM RADER IS NOT CLEAR. SATELLITE IMAGERY SHOWS AREA IS OBSCURED BY THICK METEOROLOGICAL CLOUD. SEE ANNOTATED SATELLITE IMAGERY FOR DETAILS. EXERCISE.

NXT ADVISORY: NO LATER THAN 20161213/1830Z