上升气流

Peak updraft strength is slightly enhanced with hodograph curvature.

升气流强度随速矢端迹曲率加大而稍有加强。

As the plane exited the storm into the prevailing southwesterlies, there was a rapid increase in both the head wind and updraught.

后航机飞出暴雨区进入盛行西南带时，逆和升气流均迅速加强。