Aviation Digital Data Service (ADDS)

Output produced by METARs form (0542 UTC 11 December 2017)
found at http://www.aviationweather.gov/adds/metars/
 
KIAD 110520Z 1106/1212 VRB03KT P6SM BKN080 
     FM110900 22004KT P6SM SCT060 
     FM111500 28005KT P6SM SCT250 
     FM112000 19005KT P6SM BKN150