Aviation Digital Data Service (ADDS)

Output produced by METARs form (1349 UTC 04 August 2015)
found at http://www.aviationweather.gov/adds/metars/
 
KSFO 041136Z 0412/0518 26006KT P6SM FEW015 SCT200 
     TEMPO 0412/0416 BKN015 
     FM041800 26010KT P6SM FEW015 SCT200 
     FM042000 24016KT P6SM FEW015 SCT200 
     FM050600 26010KT P6SM OVC015 
     FM051000 25007KT P6SM OVC008 
     FM051500 23005KT P6SM OVC012