METAR NZSP 211750Z GRID02015KT 2400 IC BR SCT100 OVC180 M48/
     A2837 RMK VIS GRID S 0400 EXHAUST=
METAR NZSP 211150Z GRID04011KT 1600 IC BR FEW000 FEW090
     OVC190 M49/ A2839 RMK VIS GRID SW 0400 STATION EXHAUST
     BR FEW000 SUN DMLY VSBL
METAR NZSP 210550Z GRID04009KT 1600 IC BR FEW000 BKN160 M49/
     A2842 RMK VIS GRID SW 0400 STATION EXHAUST BR FEW000
     SUN DMLY VSBL SDG/HDP=
METAR NZSP 202350Z GRID02014KT 6000 IC BR SCT140 BKN190 M50/
     A2846 RMK VIS GRID S 0400 EXHAUST GRID S-SW SUN DMLY
     VSBL=