TAF NZSP 180258Z 1803/1903 (1816/1916NZDT) VRB06KT 8000 IC BKN008 QNH2840INS ALL WINDS GRID BECMG 1812/1814 (1901/1903) 35010KT 4000 -SN BR SCT006 OVC010 QNH2845INS