Aviation Digital Data Service (ADDS)

Output produced by METARs form (0849 UTC 25 September 2016)
found at http://aviationweather.gov/adds/metars/
 
KORD 250520Z 2506/2612 12007KT P6SM FEW070 
     FM251100 14009KT P6SM SCT070 
     FM251400 16012KT P6SM SCT050 BKN250 
     FM251900 17012G17KT P6SM BKN050 
     FM252200 19012KT P6SM VCSH BKN050 
     TEMPO 2600/2603 3SM TSRA BKN025CB 
     FM260300 28012KT P6SM SCT060 BKN250