Aviation Digital Data Service (ADDS)

Output produced by METARs form (1802 UTC 12 December 2017)
found at http://aviationweather.gov/adds/metars/
 
KAVL 121734Z 1218/1318 33015G25KT P6SM BKN040 
     TEMPO 1218/1220 34020G30KT 6SM -SHSN SCT025 OVC040 
     FM122000 33019G30KT P6SM SCT250 
     FM130300 31015G28KT P6SM FEW250 
     FM130900 32012G20KT P6SM SKC 
     FM131400 34012KT P6SM SKC