MIAMI ( AP ) Tropical Storm Vance formed Wednesday in the Pacific Ocean, the National Hurricane Center said.

The center of the cyclone was at sea and posed no threat to land. Vance was located about 520 miles ( 835 kilometers ) south of Acapulco, Mexico.

Maximum sustained winds were around 40 mph ( 65 kph ) , according to an advisory from the Miami-based hurricane center.

迈阿密（美联社）——美国国家飓风中心表示，热带风暴 " 万斯 " 于周三在太平洋海域形成。

气旋中心位于海上，对陆地不构成威胁。万斯（Vance）位于墨西哥阿卡普尔科以南约 520 英里（835 公里）处。

据迈阿密飓风中心发布的公告，最大持续风速约为每小时 40 英里（65 公里）。