****0000000173****
WSRS31 RURD 311846

URRV SIGMET 13 VALID 311900/312100 URRR-
URRV ROSTOV-NA-DONU FIR EMBD TS OBS S OF LINE N4308 E04243 - N4613
E04323 - N4546 E04930 TOP FL300 STNR NC=