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WSUY31 SUMU 152100

SUEO SIGMET 6 VALID 152100/160000 SUMU-
SUEO MONTEVIDEO FIR SEV TURB OBS WI 
S3009 W05645 - S3206 W05339 - S3254 W05313 - 
S3420 W05253 - S3453 W05325 - S3252 W05508 - 
S3013 W05735 - S3009 W05645 
FL300/410 MOV E 10KT NC=