597 
FTUS41 KLWX 301729
TAFCHO
TAF
KCHO 301729Z 3018/3118 20012G30KT P6SM BKN070
     FM301900 25017G41KT P6SM SCT060
     FM302200 28016G31KT P6SM FEW250
     FM310000 29013G21KT P6SM SKC
     FM310200 29009KT P6SM SKC=