KBUF 310520Z 3106/0106 VRB04KT P6SM SCT250 
  FM311100 VRB03KT 5SM BR FEW250 
  FM311300 00000KT P6SM FEW250 
  FM311500 03006KT P6SM SCT050 
  FM010200 00000KT P6SM FEW250