Aviation Digital Data Service (ADDS)

Output produced by METARs form (0606 UTC 01 November 2014)
found at http://aviationweather.gov/adds/metars/
 
KDCA 010520Z 0106/0206 01005KT P6SM OVC070 
     FM011000 02010KT P6SM OVC030 
     FM011200 01010KT P6SM OVC020 
     FM011400 36014KT 3SM -SHRA BR OVC025 
     FM011700 35017KT 5SM -SHRA BR OVC035 
     FM011800 35018G26KT 6SM -SHRA OVC040 
     FM011900 35018G26KT P6SM OVC035