KATW 030520Z 0306/0406 18007KT 4SM -SHRA OVC005 
  FM030700 21006KT 5SM BR OVC005 
  FM031100 26007KT P6SM BKN012 
  FM031400 26012G19KT P6SM SCT040 
  FM040100 25006KT P6SM SKC