Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0120 UTC 18 December 2017)
found at http://aviationweather.gov/adds/tafs/
 
KELP 172340Z 1800/1824 02007KT P6SM -RA BKN050 OVC080 
     TEMPO 1800/1803 4SM RA BR SCT020 BKN040 OVC060 
     FM180300 01007KT P6SM VCSH FEW012 BKN060 
     TEMPO 1807/1811 P6SM -RA FEW012 SCT020 BKN030 
     FM181400 VRB05KT P6SM VCSH BKN060 
     FM182000 23007KT P6SM SCT070 BKN140