000 FTUS41 KLWX 181700 RRA TAFBWI TAF KBWI 181741Z 1818/1924 15004KT 6SM -SHRA OVC050 FM182000 06004KT 4SM SHRA OVC050 FM190000 VRB03KT P6SM OVC050 FM191100 36007KT P6SM BKN050=