Aviation Digital Data Service (ADDS)

Output produced by METARs form (1032 UTC 27 November 2014)
found at http://aviationweather.gov/adds/metars/
 
KORD 270904Z 2709/2812 31009KT P6SM SCT030 OVC080 
     FM271400 31011G16KT P6SM VCSH BKN015 BKN030 
     FM271800 31012G18KT P6SM BKN025 
     FM272000 31011G15KT P6SM SCT025 
     FM280100 29006KT P6SM SCT250