(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20161210/0538Z (3) Volcano:Sheveluch (CAVW #300270) (4) Current Aviation Color Code:ORANGE (5) Previous Aviation Color Code:red (6) Source:KVERT (7) Notice Number:2016-193 (8) Volcano Location:N 56 deg 38 min E 161 deg 18 min (9) Area:Kamchatka, Russia (10) Summit Elevation:10768.24 ft (3283 m), the dome elevation ~8200 ft (2500 m)(11) Volcanic Activity Summary:The strong explosive event of Sheveluch volcano has finished. According to satellite data, a thermal anomaly is observed over the volcano but no ash is erupting from the volcano at this time.\n\nExplosive-extrusive eruption of the volcano continues. Ash explosions up to 32,800-39,400 ft (10-12 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. (12) Volcanic cloud height:32800 ft (10000 m) AMSL Time and method of ash plume/cloud height determination: 20161210/0310Z – Himawary-8(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 565 mi (910 km)\nDirection of drift of ash plume/cloud of the volcano: NNE / azimuth 24 deg \nTime and method of ash plume/cloud determination: 20161210/0310Z – Himawary-8(14) Remarks:According to satellite data, at 0310 UTC on December 10, the leading edge of the ash cloud is an estimated 560 miles north-east of the volcano (FL360). See the VAAC Tokyo VAA/VAG and SIGMETs for current ash cloud information.(15) Contacts: Dmitry V. Melnikov, IVS FEB RAS\ndvm@kscnet.ru \n\nDuty scientist: +79622825253 (16) Next Notice:A new VONA will be issued if conditions change significantly or the Aviation Color Code is changes. VONAs are posted at http://www.kscnet.ru/ivs/kvert/index_eng.php.\n\nIn Russia, KVERT, on behalf of the Institute of Volcanology and Seismology (IVS) FED RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.