Aviation Digital Data Service (ADDS)

Output produced by METARs form (0343 UTC 23 November 2017)
found at http://www.aviationweather.gov/adds/metars/
 
KDCA 222333Z 2300/2324 31013KT P6SM SKC 
     FM230600 33006KT P6SM SKC 
     FM232000 25005KT P6SM SKC