000 FTUS42 KCHS 221720 TAFCHS TAF KCHS 221720Z 2218/2318 02012G19KT P6SM FEW030 SCT070 BKN120 FM222000 02010KT P6SM FEW060 FM230000 36005KT P6SM SKC FM230500 00000KT P6SM SKC FM231500 07005KT P6SM SKC=