The wind warning is in place from 6am until 6pm on Sunday in North West of England, North East, South West, West Midlands, East Midlands, Yorkshire & Humber, in Wales and in all of Scotland, including Orkney and Highland islands.
Heavy downpour is expected in Cornwall, Devon and Plymouth in the South West of England and in southern and southwestern parts of Wales between 9am and 9pm, and in Cumbria, South West Scotland and Lothian Borders and Strathclyde from 7am until 3pm.
Most of England and all of Wales, Scotland and Northern Ireland will be battered by rough weather, although London and the South East of Englandwill be spared the worst of the wet weather front.
Winds could blow at gusts of up to 70mph in exposed areas along the Irish Sea coastlines, Scottish Islands and other high ground areas further inland, Met Office warned.
Arrow MORE: Met Office weather warnings of 70mph winds and rain issued for today.