Alejandro Neciosup Acuña, known professionally as Alex Acuña, is a Peruvian–American jazz drummer and percussionist.

Heavy Weather is the seventh album by Weather Report, released in 1977 through Columbia Records. The release sold about 500,000 copies; it would prove to be the band's most commercially successful album and one of the best sellers in the Columbia jazz catalog. DownBeat magazine gave Heavy Weather a 5-star review, and later its readers voted it jazz album of the year.