Subject: FVFE01 RJTD 252315 FVFE01 RJTD 252315 VOLCANIC ASH ADVISORY ISSUED: 20070525/2315Z VAAC: TOKYO VOLCANO: KLIUCHEVSKOI 1000-26 LOCATION: N5603E16038 AREA: RUSSIA SUMMIT ELEVATION: 4835 M ADVISORY NUMBER: 2007/121 INFORMATION SOURCE: MTSAT-1R KEMSD AVIATION COLOUR CODE: NIL ERUPTION DETAILS: POSSIBLE ERUPTION OBS AT 20070525/2032Z FL210 EXTD E ON SATELLITE IMAGERY. OBS ASH DATE/TIME: 25/2159Z OBS ASH CLOUD: UNKNOWN/FL210 N5552E16040-N5607E16204-N5621E16202-N560 9E16040 MOV E 10KT FCST ASH CLOUD +6 HR: 26/0359Z SFC/FL200 N5616E16000-N5700E16130-N570 0E16300-N5613E16257-N5529E16132-N5530E16000 FL200/350 N5614E16000-N57 00E16124-N5700E16300-N5608E16258-N5528E16058-N5530E16000 FCST ASH CLOUD +12 HR: 26/0959Z SFC/FL200 N5659E16100-N5700E16230-N56 11E16228-N5459E15930-N5500E15900-N5600E15900 FL200/350 N5600E16030-N5 600E16100-N5630E16100-N5630E16030 FCST ASH CLOUD +18 HR: 26/1559Z SFC/FL200 N5513E15629-N5658E16003-N56 59E16130-N5557E16128-N5430E15801-N5430E15630 NEXT ADVISORY: 20070526/0300Z REMARKS: NIL=  .