The Warehouse says it expects a fall in its first-half profit because of a squeeze on its profit margins and its spending on acquisitions and growth.
The Warehouse chairman Graham Evans says he still expects annual profit will be higher than last year but the increase won't be as big as initially expected.
The big-box retail chain's earnings are significantly influenced by the Christmas trading performance and the company says detailed earnings guidance will be provided at the time of the half year result
announcement in March 2014.
Analysts were anticipating adjusted net profit after tax in the first half of the 2014 financial year to be in line with the first half of the current financial year, but the pressure on profit margins means that it will likely fall below the current six months.