Received FVAU0190 at 12:00 UTC, 19/02/18 from ADRM VA ADVISORY DTG: 20180219/1200Z VAAC: DARWIN VOLCANO: SINABUNG 261080 PSN: N0310 E09824 AREA: INDONESIA SUMMIT ELEV: 2460M ADVISORY NR: 2018/75 INFO SOURCE: HIMAWARI-8, CVGHM. AVIATION COLOUR CODE: RED ERUPTION DETAILS: VA OBS TO FL450 MOV N, FL300 MOV NW AND FL160 MOV SSE. OBS VA DTG: 19/1200Z OBS VA CLD: SFC/FL160 N0336 E09832 - N0248 E09806 - N0227 E09834 - N0242 E09903 - N0318 E09914 MOV SE 5KT SFC/FL300 N0500 E09618 - N0416 E09537 - N0335 E09601 - N0318 E09644 - N0407 E09721 MOV NW 15KT SFC/FL450 N0355 E09905 - N0445 E09946 - N0737 E09835 - N0726 E09709 - N0544 E09708 - N0359 E09755 MOV N 10KT FCST VA CLD +6 HR: 19/1800Z SFC/FL160 N0225 E09817 - N0205 E09846 - N0302 E09923 - N0339 E09835 - N0315 E09818 SFC/FL300 N0501 E09601 - N0410 E09516 - N0313 E09551 - N0305 E09636 - N0401 E09714 SFC/FL450 N0611 E09738 - N0433 E09847 - N0451 E10014 - N0550 E10024 - N0745 E09919 - N0745 E09750 FCST VA CLD +12 HR: 20/0000Z SFC/FL450 N0759 E09911 - N0754 E09809 - N0607 E09817 - N0432 E09903 - N0458 E10017 - N0624 E10012 FCST VA CLD +18 HR: 20/0600Z NO VA EXP RMK: VA TO N IS CLEARLY DISCERNIBLE, WHILE VA TO NW AND SSE ARE OBSCURED BY CLOUD AND DISSIPATING QUICKLY. VA HEIGHTS ESTIMATED BASED ON PLUME TOP IR TEMP AND MEDAN SOUNDING. HEIGHT AND FCST BASED ON HIMAWARI-8 IMG, MEDAN 19/0000Z SOUNDING AND MODEL GUIDANCE. NXT ADVISORY: NO LATER THAN 20180219/1300Z