FTUS41 KLWX 141720
TAFBWI
TAF
KBWI 141720Z 1418/1524 23011KT P6SM SCT100 SCT250
     FM142300 25005KT P6SM SCT090 SCT250
      PROB30 1501/1503 6SM -TSRA BKN090CB
     FM151700 25010G19KT P6SM FEW060 SCT250=