TAF KBUF 211944Z 2120/2218 33015KT P6SM VCTS BKN035CB 
  TEMPO 2120/2123 2SM TSRA OVC025CB 
  FM212300 23011G22KT 4SM -SHRA BKN040 
  PROB30 2123/2202 4SM -TSRA OVC035CB 
  FM220200 23010G18KT P6SM BKN050 
  FM220500 28011KT P6SM BKN030