Aviation Digital Data Service (ADDS)

Output produced by METARs form (0529 UTC 31 January 2015)
found at http://aviationweather.gov/adds/metars/
 
KBOS 302320Z 3100/0106 31012G22KT 6SM -SN OVC020 
     TEMPO 3100/3101 2SM -SN OVC025 
     FM310100 31018G28KT P6SM OVC035 
     TEMPO 3107/3110 6SM -SN OVC025 
     FM311100 31024G38KT P6SM OVC040 
     FM311800 30023G37KT P6SM SCT250 
     FM010100 30017G28KT P6SM SKC