WSBU31 LBSM 290438
LBSR SIGMET U05 VALID 290438/290538 LBSF-
LBSR SOFIA FIR
SEV TURB OBS WI N4335 E02739 - N4328 E02828 - N4251 E02811 - N4304
E02725 - N4335 E02739 FL300/350 STNR NC=