Aviation Digital Data Service (ADDS)

Output produced by METARs form (1120 UTC 31 July 2015)
found at http://www.aviationweather.gov/adds/metars/
 
KORD 310906Z 3109/0112 27006KT P6SM SKC 
     FM311600 28015G23KT P6SM FEW080 FEW250 
     FM010300 29011KT P6SM SKC