Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1205 UTC 21 August 2014)
found at http://www.aviationweather.gov/adds/tafs/
 
KIAD 211128Z 2112/2218 00000KT 1/2SM FG BKN002 OVC010 
     FM211230 00000KT 2SM BR SCT004 BKN010 
     FM211300 00000KT P6SM SCT008 BKN020 
     FM211400 00000KT P6SM SCT035 
     FM211800 VRB03KT P6SM VCTS FEW030CB SCT130 
     FM220000 VRB03KT P6SM SCT030 BKN200