Aviation Digital Data Service (ADDS)

Output produced by METARs form (1928 UTC 17 February 2018)
found at http://aviationweather.gov/adds/metars/
 
KROC 171729Z 1718/1818 20006KT P6SM SCT100 OVC200 
     FM172100 19004KT P6SM BKN060 
     FM180200 20004KT 6SM -SN SCT025 BKN035 
     TEMPO 1803/1807 BKN025 
     FM180700 25008KT P6SM SCT025 BKN035 
     FM181300 26012G18KT P6SM SCT035