WSPF23 NTAA 060726 NTTT SIGMET C2 VALID 060750/061150 NTAA- NTTT TAHITI FIR/UIR EMBD TS FCST WI S1545 W14900 - S1345 W15245 - S1230 W15200 - S1430 W14830 - S1545 W14900 TOP FL450 STNR NC=