000 FTUS43 KGRB 180520 TAFMTW TAF KMTW 180520Z 1806/1906 28015G20KT P6SM OVC030 FM180800 27011KT P6SM BKN030 FM181300 27010KT P6SM VCSH FEW020 BKN090 FM181600 26009G15KT P6SM -RA SCT020 OVC050 FM181800 24009G16KT 6SM -RA OVC020 FM190300 26009KT P6SM BKN040=