Aviation Digital Data Service (ADDS)

Output produced by METARs form (1048 UTC 31 August 2015)
found at http://aviationweather.gov/adds/metars/
 
KCAK 310533Z 3106/0106 21005KT P6SM BKN150 
     TEMPO 3109/3112 4SM BR 
     FM311400 25005KT P6SM SCT050 
     FM311800 27008KT P6SM BKN050