Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0657 UTC 04 July 2015)
found at http://www.aviationweather.gov/adds/tafs/
 
KIAD 040542Z 0406/0512 VRB03KT 6SM -SHRA OVC070 
     FM040800 00000KT 6SM BR OVC015 
     FM041000 VRB03KT 5SM -SHRA BR OVC008 
     FM041500 05004KT 5SM -SHRA OVC015 
     FM042000 11006KT P6SM OVC025 
     FM042300 13006KT P6SM BKN050 
     FM050900 00000KT 2SM BR BKN050