Aviation Digital Data Service (ADDS)

Output produced by METARs form (0839 UTC 29 July 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KORD 290533Z 2906/3012 28002KT P6SM FEW060 SCT080 
     FM291500 33008KT P6SM SCT050 
     PROB30 2922/3001 -SHRA BKN040 
     FM300100 29005KT P6SM FEW050 SCT150