Aviation Digital Data Service (ADDS)

Output produced by METARs form (1526 UTC 27 July 2016)
found at http://aviationweather.gov/adds/metars/
 
KIAD 271446Z 2715/2818 36007KT P6SM SCT080 
     FM272000 28005KT P6SM BKN050 
     FM280000 VRB03KT P6SM SCT060 BKN100