Aviation Digital Data Service (ADDS)

Output produced by METARs form (1856 UTC 14 February 2016)
found at http://www.aviationweather.gov/adds/metars/
 
KDCA 141730Z 1418/1518 34006KT P6SM FEW200 
     FM142200 13004KT P6SM BKN100 OVC200 
     FM150600 15006KT P6SM OVC050 
     FM150800 15006KT 3SM -SN BKN008 OVC025 
     FM151400 13006KT 2SM -SN OVC008