Aviation Digital Data Service (ADDS)

Output produced by METARs form (1252 UTC 26 March 2017)
found at http://www.aviationweather.gov/adds/metars/
 
KDCA 261128Z 2612/2712 08011KT P6SM OVC015 
     FM261500 09010G18KT 4SM -DZ OVC015 
     FM270500 14007KT 4SM -DZ OVC015 
     FM270600 15007KT P6SM OVC010 
     FM270800 17007KT P6SM OVC015 
     FM271100 19007KT P6SM BKN008