WSZA21 FAOR 170934 FAJA SIGMET H02 VALID 171000/171400 FAOR- FAJA JOHANNESBURG FIR SEV TURB FCST WI S2956 E02239 - S3111 E02320 - S3030 E02116 - S3030 E02054 - S2956 E02239 FL340/390=