Andy Jassy, CEO of Amazon and then CEO of web services at Amazon.com Inc., speaks during the Amazon Web Services (AWS) Summit in San Francisco, California, U.S., on Wednesday, April 19, 2017.
Amazon reports third-quarter earnings after the bell on Thursday.
Those challenges have coincided with a slowdown in Amazon's core retail business, as consumers returned to shopping in stores.
The forecast could signal how much demand Amazon expects to see during the holiday shopping period.
Amazon shares have slid 31% so far this year, while the S&P 500 index has dropped nearly 20% over the same period.