****0000000176****
WSRS31 RURD 182048

URRV SIGMET 16 VALID 182100/190100 URRR-
URRV ROSTOV-NA-DONU FIR SEV TURB FCST SE OF LINE N4753 E04727 -
N4738 E04551 - N4255 E04309 FL290/390 STNR NC=