阿里巴巴(BABA.N)美股盘前涨约2%，此前跌超1%。

Beijing Meteorological Observatory at 09:00 on Aug 25 issued a yellow heavy-rain warning: from the afternoon into the night of Aug 25 showers and thunderstorms will move west to east across the city, with most areas seeing hourly rainfall of 50mm+ and isolated locations accumulating over 100mm; mountainous and foothill areas may face secondary hazards including flash floods, debris flows and landslides, and low-lying districts are prone to inundation. At 09:00 the Beijing Municipal Water Authority and Meteorological Bureau jointly issued a yellow mountain-flood risk warning, effective from 09:00 Aug 25, for possible mountain floods in the city's mountainous zones. At 09:00 they also issued a blue urban waterlogging risk warning, effective from 09:00 Aug 25, indicating a general risk of pooling and urban inundation in central districts.

Japan's Nikkei 225 closed up 328.34 points, or 0.50%, at 65,856.43 on Tuesday, August 25.