Aviation Digital Data Service (ADDS)

Output produced by METARs form (1913 UTC 31 October 2014)
found at http://aviationweather.gov/adds/metars/
 
KBWI 311720Z 3118/0124 07004KT P6SM BKN050 
     FM010800 01006KT P6SM OVC050 
     FM011200 35009KT P6SM -SHRA OVC025 
     FM011500 36012KT P6SM -SHRA OVC015 
     FM011800 35014KT 3SM -SHRA BR OVC015 
     FM012100 35014KT 6SM -SHRA OVC015