Aviation Digital Data Service (ADDS)

Output produced by METARs form (1134 UTC 21 February 2018)
found at http://aviationweather.gov/adds/metars/
 
KDCA 201457Z 2015/2118 20009KT P6SM SCT015 SCT250 
     FM201800 20011G19KT P6SM SCT200 
     FM210600 20007KT 6SM BR BKN008 
     FM211400 21010G17KT P6SM SCT015