Aviation Digital Data Service (ADDS)

Output produced by METARs form (1244 UTC 20 September 2017)
found at http://aviationweather.gov/adds/metars/
 
KDEN 201121Z 2012/2118 15015KT P6SM FEW100 
     FM201600 20009KT P6SM FEW220 
     FM201900 18012KT P6SM SCT220 
     FM202200 18014G23KT P6SM FEW120 SCT220 
     FM210100 18012KT P6SM FEW140 SCT220 
     FM210700 21011KT P6SM FEW220 
     FM211400 24006KT P6SM FEW220