KBTR 030520Z 0306/0406 20006KT P6SM SCT250 
  FM031400 12006KT P6SM FEW040 FEW250 
  FM031800 15005KT P6SM VCSH SCT040 SCT070 
  PROB30 0320/0324 TSRA BKN035CB 
  FM040100 19005KT P6SM BKN250