TAF KSUA 220520Z 2206/2306 16004KT P6SM FEW050 SCT250 
  FM221300 15010G15KT P6SM FEW040 SCT250 
  FM221800 12012G18KT P6SM SCT035 SCT250 
  FM230000 13007KT P6SM FEW040 SCT250 AMD NOT SKED