Aviation Digital Data Service (ADDS)

Output produced by METARs form (1523 UTC 31 July 2015)
found at http://aviationweather.gov/adds/metars/
 
KIAH 311458Z 3115/0118 03007KT P6SM SCT030 SCT250 
     FM311700 03008KT P6SM VCSH SCT050 SCT250 
     FM312000 06009KT P6SM FEW060 
     FM010200 VRB03KT P6SM SKC 
     FM011300 06007KT P6SM SKC