METAR NZSP 201750Z GRID02012KT 9999 IC FEW170 SCT190 M49/
     A2849 RMK VIS GRID S 0600 EXHAUST GRID S=
METAR NZSP 201150Z GRID30015KT 1600 IC BLSN OVC015 M47/
     A2850 RMK SDP/HDN=
METAR NZSP 200550Z GRID02011KT 1600 IC BLSN BR BKN034 OVC070
     M51/ A2848 RMK VIS GRID S 0400 STATION EXHAUST=
METAR NZSP 192350Z GRID03009KT 3200 IC BR SCT095 OVC180 M55/
     A2846 RMK VIS GRID S 1200 EXHAUST GRID S-W=