TAF SDM 081456Z 0815/0915 (0904/1004NZDT) VRB06KT 0400 -SN FG SCT005 OVC010 QNH2912INS ALL WINDS GRID TEMPO 0815/0821 (0904/0910) 1600 -SN BECMG 0820/0822 (0909/0911) 23008KT 1200 -SN BR SCT005 BKN010 OVC030 QNH2910INS