Aviation Digital Data Service (ADDS)

Output produced by METARs form (2012 UTC 28 November 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KPIA 281733Z 2818/2918 17017G23KT P6SM SCT120 BKN250 
     FM290000 18010KT P6SM BKN150 
     FM290600 17009KT P6SM BKN250 WS020/23040KT 
     FM291200 21012KT P6SM SCT250