Aviation Digital Data Service (ADDS)

Output produced by METARs form (1008 UTC 18 January 2017)
found at http://aviationweather.gov/adds/metars/
 
KMHT 180935Z 1810/1906 06006KT 5SM -SN BR OVC008 
     FM181300 04007KT 4SM -SHSN BR OVC012 
     FM182300 03005KT 4SM BR OVC012 
     PROB30 1823/1824 2SM -SN BR OVC015