WSNM40 FYWW 281828
FYWH SIGMET 1 VALID 281828/282228 FYWH-
FYWH WINDHOEK FIR OBSC TS OBS AT 1828Z WI S1745 E01957 - S1716
E01543 - S2037 E01440 - S2816 E01633 - S2158 E02050 - S1745 E01957
MOV S INTSF=