TAF KEFD 030400Z 0304/0410 VRB06KT 9999 SKC QNH2998INS 
  BECMG 0309/0310 VRB06KT 9999 SCT018 QNH3002INS 
  BECMG 0314/0315 20009KT 9999 SCT019 QNH3001INS 
  BECMG 0323/0324 17010G15KT 9999 BKN050 QNH2998INS 
  BECMG 0407/0408 VRB06KT 9999 SCT011 QNH3000INS TX35/0320Z TN26/0311Z