Flood alerts remain in place after heavy rain caused flooding and disruption in some areas on Sunday.
A flood warning is in place for Brough Beck at Catterick, North Yorkshire, with 26 flood alerts across Britain.
Thirteen areas are on flood alert in England and Wales, 11 of which are in south-west England.
The Scottish Environment Protection Agency (Sepa) has 13 flood alerts in place across the whole of Scotland, for Sunday into Monday.
The affected areas include Dumfries and Galloway, the Borders and South Lanarkshire.
On Sunday parts of south-west England and the Scottish borders were badly affected by two overnight storm fronts, while parts of Wales were hit by heavy rain.
The Met Office has issued a yellow rain warning - which tells people to be aware - for the north and east of England, and Scotland.
It said: "Heavy, thundery showers are expected to develop again during Monday. The public should be aware of the risk of surface water flooding, although as always in showery conditions, some places will escape."
Continue reading the main storyOn Sunday, six firefighters helped two people after their car became trapped in water on the A3072 at Redpost, near Bude, Cornwall.
Meanwhile, the Scottish border town of Jedburgh was badly affected by rising waters, after the River Jed burst its banks.
The town's High Street was flooded, and at least three people trapped in houses, according to Lothian and Borders Fire Brigade.
Mid and West Wales Fire Service dealt with more than 70 calls between 08:00 BST and 14:00 BST on Sunday.
The service said flash flooding in Narberth, Pembrokeshire, had affected six homes and 21 caravans, and fire boats were used to rescue some stranded motorists.
In the north-east of England, torrential downpours caused flash flooding and travel disruption around Newcastle and Tyneside.
Later, Northumbria Police said most routes in its area had been reopened but the Swing Bridge, linking Gateshead to Newcastle near the Tyne Bridge, remained closed due to debris caused by the flash flood.
The inside of Newcastle railway station was hit by flash flooding for a time, with walkways cordoned off to allow the clean up to take place.
In Cheshire, the horse racing meet at Chester Races was abandoned after the third race due to "adverse weather conditions".
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