WSRA31 RUEK 221549
USSV SIGMET 4 VALID 221600/221930 USSS-
USSV YEKATERINBURG FIR SEV ICE (FZRA) FCST S OF LINE N5845 E04504 -
N6000 E05001 AND SW OF LINE N6000 E05200 - N5959 E06000 - N5159
E06000 SFC/FL100 MOV NE 30KMH NC=