Aviation Digital Data Service (ADDS)

Output produced by METARs form (2139 UTC 17 April 2014)
found at http://aviationweather.gov/adds/metars/
 
KMFD 171724Z 1718/1818 19012KT P6SM BKN250 
     FM172200 18008KT P6SM SCT120 OVC200 
     FM181400 21005KT P6SM BKN040