Aviation Digital Data Service (ADDS)

Output produced by METARs form (0829 UTC 24 April 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KIAD 240520Z 2406/2512 32008KT P6SM SKC 
     FM241300 32008G16KT P6SM FEW250 
     FM242100 33005KT P6SM SCT250 
     FM250000 VRB03KT P6SM SCT250 
     FM250900 13004KT P6SM BKN130