Aviation Digital Data Service (ADDS)

Output produced by TAFs form (1758 UTC 21 December 2014)
found at http://aviationweather.gov/adds/tafs/
 
KTCS 211731Z 2118/2218 21007KT P6SM FEW150 BKN250 
     FM220200 30007KT P6SM FEW150 BKN250