Aviation Digital Data Service (ADDS)

Output produced by METARs form (1238 UTC 20 August 2014)
found at http://aviationweather.gov/adds/metars/
 
KGMU 201138Z 2012/2112 33003KT P6SM SCT250 
     FM201700 24005KT P6SM SCT060 
     FM202100 28005KT P6SM SCT060