WSBZ23 SBGL 051721
SBBS SIGMET 18 VALID 051726/051930 SBBS - SBBS BRASILIA FIR EMBD TS FCST WI S2231 W04922 - S2306 W04735 - S2337 W04639 - S2314 W04552 - S2248 W04546 - S2143 W04455 - S2211 W04610 - S2211 W04610 - S2211 W04611 - S2136 W04749 - S2114 W04848 - S2144 W04909 - S2231 W04922 TOP FL460 STNR NC=