Aviation Digital Data Service (ADDS)

Output produced by METARs form (1328 UTC 21 August 2019)
found at http://www.aviationweather.gov/metar/data/
 
KIAD 211127Z 2112/2218 17005KT P6SM FEW150 BKN250 
     FM211500 20008KT P6SM SCT070 SCT250 
     FM211900 21009G17KT P6SM VCTS BKN050CB 
     FM220000 22005KT P6SM BKN050 BKN250 
     FM220400 VRB03KT P6SM SCT050 SCT250