Aviation Digital Data Service (ADDS)

Output produced by METARs form (0757 UTC 18 January 2017)
found at http://aviationweather.gov/adds/metars/
 
KBUF 180530Z 1806/1906 23011G18KT 1SM -DZ BR OVC002 
     FM180800 24011G18KT 2SM -SHRA BR OVC004 
     FM181400 26010KT P6SM OVC007