Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0552 UTC 28 May 2016)
found at http://www.aviationweather.gov/adds/tafs/
 
KIAD 280530Z 2806/2912 19003KT P6SM FEW050 SCT200 
     FM281000 19005KT 6SM BR SCT250 
     FM281300 19005KT P6SM SCT250 
     FM281900 18009KT P6SM SCT250 
     FM290300 17005KT P6SM FEW200