A broad subtropical ridge is anchored NE of WIPHA.With the ridge as the primary steering force, it is expected that WIPHA will travel WNW turning to NW along the southwestern periphery of the ridge.

• 一个广阔的副热带高压脊正处于韦帕东北部，韦帕将于未来72小时沿该脊之西南部向西北偏西至西北移动。