Aviation Digital Data Service (ADDS)

Output produced by METARs form (2139 UTC 17 April 2014)
found at http://aviationweather.gov/adds/metars/
 
KSLK 171730Z 1718/1818 16008KT P6SM SCT200 
     FM172300 VRB03KT P6SM SCT200 
     FM181400 19010G20KT P6SM SCT150 BKN200