WSVS31 VVNB 071000
VVTS SIGMET 3 VALID 070950/071350 VVGL-
VVTS HO CHI MINH FIR EMBD TS OBS AREA 1 BTN N16 AND N14 OVER
 LAND AREA 2 BTN N1230 AND N10 OVER LAND BOTH TOP FL430 STNR NC=