Aviation Digital Data Service (ADDS)

Output produced by METARs form (1113 UTC 16 April 2014)
found at http://aviationweather.gov/adds/metars/
 
KSFO 160902Z 1609/1712 29008KT P6SM FEW010 
     FM162000 28020KT P6SM FEW200 
     FM170500 27006KT P6SM SKC