Storm Floris is set to bring strong winds to parts of Scotland, Northern Ireland, Wales and northern England on Monday.
Wind gusts are expected to reach up to 90mph, with the Met Office warning of danger from flying debris and large waves in coastal areas.
An amber warning will be in place from 10:00 BST across large parts of Scotland, while a yellow warning for northern England, Wales, Northern Ireland, and other parts of Scotland began at 06:00 BST.