Aviation Digital Data Service (ADDS)

Output produced by METARs form (0137 UTC 22 November 2014)
found at http://aviationweather.gov/adds/metars/
 
KSLK 212326Z 2200/2224 25009KT P6SM SCT090 
     FM220300 24005KT P6SM OVC025 
     FM221300 23010KT P6SM OVC060 
     FM221700 23015G23KT P6SM VCSH BKN035 OVC070