Aviation Digital Data Service (ADDS)

Output produced by METARs form (0220 UTC 21 August 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KDEC 202340Z 2100/2124 21006KT P6SM BKN250 
     FM210900 20006KT 5SM BR SCT120 BKN250 
     FM211400 22009KT P6SM SCT050 BKN250 
     FM212100 21012KT P6SM SCT060