Published On: Wed, Aug 28th, 2019

UK weather forecast: Britain to be battered by 100mm of rainfall – flood warnings issued | Weather | News


The Met Office has issued a yellow warning with the risk of localised flooding as a low pressure system moves in from across the continent towards the end of the week. Friday is will see the worst of the heavy rain with southwest Scotland seeing between 30-100mm. The Met Office said: “A period of heavy and persistent rain is expected to affect southwest Scotland through Friday afternoon and into Saturday morning.

“Accumulations of 30-50 mm are expected quite widely with isolated accumulations of 100 mm possible over the hills of Dumfries and Galloway.

“There is some uncertainty in the northern and southern extent of the heaviest rain with Dumfries and Galloway considered most likely to see some impacts.”

The rest of the UK will not escape the showers with Northern Ireland, the far north-west of England and Wales also effected.

On Saturday the band of heavy rain will move eastwards across the country.

Met Office forecaster Grahame Madge said: “A warm plume of air will bring heavy rain for North and West Britain, though there is a little bit of uncertainty around that.

“Where that heaviest rainfall will be, will be split between Cumbria and the West Highlands.”

BBC weather forecaster Carol Kirkwood said the wet weather is set to move in from an easterly direction from Thursday afternoon.

READ MORE: BBC Weather: Tourist hotspots brace for colossal thunderstorms 

During the morning rushhour the Midlands and the South of England are set to remain dry and bright.

Ms Kirkwood said: “We start off Thursday on a largely dry note with a fair bit of sunshine actually first thing but the weather front coming in from the west is fairly showery.

“It is the southeast that will hold on to the brightest conditions for the longest.

“Friday sees a lot of dry weather to start but through the day there will be some showers develop before the arrival of rain.

The downturn in weather comes as Britain saw the hottest bank August Bank Holiday Monday on record.

Temperatures reached 33.2C (91.8F) at Heathrow in London.

Mercury smashed the previous record of 31.5C (88.7F) at the UK’s busiest airport in 2001.

Exacta Weather forecaster James Madden said as temperatures cool widespread thunderstorms and flooding are also set to strike western areas of the UK.

Mr Madden said: “While slightly lower temperatures will take the sting out of the extreme heat later in the week, we are likely to see some widespread thunderstorms.

“These are most likely across western Britain and where they occur there will be a risk of further flooding.”

The evening will be dry with sunny spells for many southern and eastern areas.

Cloudy with patchy rain in the north-west.

Through the night it will remain cloudy in the north-west, especially in Northern Ireland and western Scotland.



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