Aviation Digital Data Service (ADDS)

Output produced by METARs form (1236 UTC 26 February 2017)
found at http://aviationweather.gov/adds/metars/
 
KDCA 261135Z 2612/2712 29014G23KT P6SM BKN045 
     FM261900 28012KT P6SM SCT050 
     FM262200 28007KT P6SM SKC 
     FM271000 VRB03KT P6SM BKN100