Aviation Digital Data Service (ADDS)

Output produced by METARs form (0340 UTC 23 December 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KDCA 230329Z 2303/2324 36006KT 5SM -DZ OVC009 
     FM230900 VRB03KT 2SM BR OVC003 
     FM231100 00000KT 3SM -DZ BR OVC003 
     FM231500 00000KT 3SM -DZ BR OVC008 
     FM232300 00000KT P6SM OVC008