000 FTUS43 KLSX 221721 TAFSTL TAF KSTL 221721Z 2218/2324 21010KT P6SM FEW250 FM230700 21013G21KT P6SM BKN230 FM231600 26010KT P6SM VCSH OVC050 FM232000 32009KT 6SM -SHRA BR BKN030 FM232300 32009KT P6SM VCSH BKN050=