000 FTUS42 KTAE 171720 TAFDHN TAF KDHN 171720Z 1718/1818 21010G15KT P6SM BKN250 FM180000 22008KT P6SM BKN250 FM181000 00000KT 2SM BR SCT250 FM181300 VRB03KT 4SM BR BKN250 FM181500 25004KT P6SM SCT250=