Aviation Digital Data Service (ADDS)

Output produced by METARs form (1352 UTC 01 August 2014)
found at http://www.aviationweather.gov/adds/metars/
 
KSFO 011120Z 0112/0218 30005KT P6SM SCT007 
     TEMPO 0113/0116 BKN007 
     FM011700 34006KT P6SM FEW008 SCT250 
     FM011900 30018KT P6SM FEW008 FEW250 
     FM020600 30010KT P6SM FEW008 FEW250