WSBZ23 SBGL 181715
SBBS SIGMET 17 VALID 181720/181930 SBBS - SBBS BRASILIA FIR EMBD TS FCST WI S2308 W04733 - S2338 W04639 - S2317 W04558 - S2138 W04554 - S2308 W04733 TOP FL450 STNR NC=