Aviation Digital Data Service (ADDS)

Output produced by METARs form (1034 UTC 07 December 2016)
found at http://www.aviationweather.gov/adds/metars/
 
KDCA 070848Z 0709/0806 34009KT P6SM BKN020 OVC050 
     FM071200 33009KT P6SM BKN050 
     FM071500 32010G18KT P6SM SCT050 
     FM072100 32006KT P6SM FEW200 
     FM080200 VRB03KT P6SM SCT130