Aviation Digital Data Service (ADDS)

Output produced by TAFs form (0827 UTC 04 July 2015)
found at http://aviationweather.gov/adds/tafs/
 
KLVS 040521Z 0406/0506 VRB06KT P6SM FEW060 BKN120 
     FM041800 20011G21KT P6SM FEW060 
     FM042200 20012G22KT P6SM VCTS SCT060CB SCT120 
     FM050100 19010KT P6SM SCT060 BKN120