000 FTUS43 KGRB 171721 TAFAUW TAF KAUW 171721Z 1718/1818 10006KT P6SM -SHRA OVC008 FM171900 27013G20KT P6SM -SHRA OVC008 FM172200 29016G24KT P6SM OVC010 FM180300 29013G22KT P6SM BKN015 FM180700 29010G16KT P6SM SCT025 FM181000 27007KT P6SM -SHRA BKN045=