WVRA31 RUMG 231157
UHMM SIGMET M05 VALID 231157/231735 UHMM-
UHMM MAGADAN FIR VA ERUPTION MT SHEVELUCH PSN N5639 E16122
VA CLD OBS AT 1135Z WI N6521 W17247 - N6419 W17120 - N6403 W17212 -
N6332 W17322 - N6453 W17459 - N6521 W17247 FL180/330=