Aviation Digital Data Service (ADDS)

Output produced by METARs form (1854 UTC 30 October 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KDCA 301725Z 3018/3118 33009KT P6SM SCT050 
     FM310300 VRB03KT P6SM FEW040 
     FM310800 VRB03KT P6SM FEW200 
     FM311400 VRB03KT P6SM BKN060