WSRH31 LDZM 061437
LDZO SIGMET U04 VALID 061500/061630 LDZA-
LDZO ZAGREB FIR SEV TURB FCST AT 1500Z WI N4433 E01522 - N4405
E01559 - N4412 E01455 - N4432 E01425 - N4504 E01404 - N4509 E01459 -
N4433 E01522 SFC/5000FT STNR WKN=