000 FTUS43 KGRB 180520 TAFATW TAF KATW 180520Z 1806/1906 27011KT P6SM BKN028 FM181200 27010KT P6SM VCSH FEW030 BKN090 FM181500 26009G15KT P6SM -RA SCT020 OVC050 FM181800 25009G16KT P6SM -RA OVC018 FM190100 26009KT P6SM BKN040=