Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0357 UTC 27 June 2016)
found at http://www.aviationweather.gov/adds/tafs/
 
KIAD 262338Z 2700/2806 15009KT P6SM SKC 
     FM270900 18004KT 3SM BR SKC 
     FM271200 18006KT P6SM FEW050 SCT250 
     FM272100 18008KT P6SM VCTS OVC060CB 
     FM280000 15005KT P6SM BKN150