078 
FTUS46 KSTO 172320
TAFMOD
TAF
KMOD 172320Z 1800/1824 VRB04KT P6SM VCSH OVC100
      TEMPO 1800/1803 VRB05G15KT 3SM SHRA BR OVC040
     FM181200 VRB05KT 5SM -RA BR OVC035=