Aviation Digital Data Service (ADDS)

Output produced by METARs form (0652 UTC 23 May 2017)
found at http://aviationweather.gov/adds/metars/
 
KDCA 230621Z 2306/2406 35005KT 6SM BR BKN080 
     TEMPO 2306/2308 4SM BR OVC003 
     FM230800 35005KT 5SM BR BKN150 
     FM231000 01005KT 5SM BR BKN100 
     FM231600 06007KT P6SM OVC010 
     FM231800 07007KT P6SM OVC015 
     FM232100 05007KT 5SM -RA OVC010 
     FM232300 05007KT 5SM -RA OVC008 
     FM240000 05007KT P6SM OVC008 
     FM240400 03005KT P6SM OVC010 
     FM240500 03004KT P6SM OVC008