WSZA21 FAOR 061742 FACA SIGMET O01 VALID 061800/062200 FAOR- FACA CAPE TOWN FIR SEV TURB FCST WI S3154 E01910 - S3235 E02347 - S3417 E02411 - S3556 E02242 - S3552 E01901 - S3425 E01613 - S3222 E01614 FL260/340=