Aviation Digital Data Service (ADDS)

Output produced by METARs form (1136 UTC 22 September 2017)
found at http://aviationweather.gov/adds/metars/
 
KSFO 221128Z 2212/2318 26012KT P6SM FEW011 SCT030 
     TEMPO 2213/2217 BKN030 
     FM221800 29007KT P6SM FEW035 
     FM222200 28015KT P6SM SKC 
     FM230400 27008KT P6SM SKC 
     FM231200 28005KT P6SM FEW015