Aviation Digital Data Service (ADDS)

Output produced by METARs form (1606 UTC 28 May 2015)
found at http://aviationweather.gov/adds/metars/
 
KGSP 281138Z 2812/2912 16003KT P6SM FEW060 BKN250 
     FM281700 16004KT P6SM BKN060 
     FM282100 16006KT P6SM BKN060 
     PROB30 2821/2903 4SM TSRA BKN040CB 
     FM290400 00000KT P6SM FEW060 BKN250