Aviation Digital Data Service (ADDS)

Output produced by METARs form (0551 UTC 30 August 2015)
found at http://aviationweather.gov/adds/metars/
 
KLAS 300520Z 3006/3106 20009KT P6SM FEW250 
     FM301800 22012G20KT P6SM SCT250 
     FM310300 23009KT P6SM FEW250