Monday will see outbreaks of rain across many northern parts. However, further south will remain mainly dry with some brightness particularly through the morning. The rain will start across western parts of Scotland and Northern Ireland.
Eastern Scotland will be generally dry along with northeast England.
Many central and southern parts will experience a similar start with one or two isolated showers towards the south and west.
Met Office Meteorologist Mark Wilson said: “Through the day that cloud will continue to thicken across many northern areas.
UK weather forecast: Britain to be submerged by torrential rain (Image: WXCHARTS/GETTY)
The rain will start across western parts of Scotland and Northern Ireland (Image: MET OFFICE)
“Outbreaks of rain will spread in across Scotland, northern England and Northern Ireland.
“The rain always heavy and more persistent towards the west of Scotland.
“Further towards the east with high ground will be somewhat drier into the afternoon with the odd limited brighter break.”
Across central and southern parts of England and Wales it will turn cloudy into the afternoon.
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The rain will be heaviest across western Scotland (Image: GETTY)