Aviation Digital Data Service (ADDS)

Output produced by METARs form (0130 UTC 17 September 2014)
found at http://aviationweather.gov/adds/metars/
 
KPHL 162320Z 1700/1806 35006KT P6SM SCT045 BKN080 
     FM170200 35004KT P6SM SKC 
     FM171200 03004KT P6SM SKC 
     FM171800 22005KT P6SM FEW050