500 
FTUS46 KSEW 281720
TAFPAE
TAF
KPAE 281720Z 2818/2918 VRB03KT P6SM FEW003 SCT200
     FM282100 VRB03KT P6SM SCT200
     FM290500 VRB03KT 6SM BR SCT004
     FM290900 VRB03KT 3SM BR BKN003
     FM291700 23005KT P6SM BKN100=