Aviation Digital Data Service (ADDS)

Output produced by METARs form (1710 UTC 29 May 2017)
found at http://www.aviationweather.gov/adds/metars/
 
TAF TNCA 291600Z 2918/3018 08018KT 9999 SCT020 
     PROB040 
     TEMPO 3004/3016 7000 SHRA BKN015