Aviation Digital Data Service (ADDS)

Output produced by METARs form (1403 UTC 04 May 2015)
found at http://aviationweather.gov/adds/metars/
 
KGSP 041130Z 0412/0512 21003KT P6SM FEW090 
     FM041700 21006KT P6SM SCT060 
     FM042200 18004KT P6SM BKN060 
     FM050100 18003KT P6SM SCT060