WSBZ23 SBGL 051626
SBBS SIGMET 20 VALID 051631/051930 SBBS - SBBS BRASILIA FIR SEV ICE FCST WI S1724 W05407 - S1740 W05353 - S2035 W04728 - S2018 W04754 - S1847 W04651 - S1734 W04546 - S1737 W04539 - S1624 W04743 - S1703 W04836 - S1716 W05329 - S1659 W05330 - S1724 W05407 FL160/220 STNR NC=