Skip to content

Wales weather: Flash flooding in south after torrential rain

Joanne Butler A flooded road, with cars driving through water at nightJoanne Butler

Flash flooding on Oystermouth Road, in Blackpill, Swansea on Friday night

Flash flooding has hit several areas of south Wales, with the situation in one area described as “horrendous”.

Firefighters said they were extremely busy with multiple 999 calls, including in Cardiff, Port Talbot and near Newport.

South Wales Police said Talbot Road in Port Talbot was closed in both directions after thunderstorms rolled through the area on Friday night.

Drains were overwhelmed in Whitchurch, Cardiff, where Merthyr Road was submerged after a torrential downpour, and sandbags were handed out in Aberavon.

Allow Twitter content?

This article contains content provided by Twitter. We ask for your permission before anything is loaded, as they may be using cookies and other technologies. You may want to read  and  before accepting. To view this content choose ‘accept and continue’.

 The Brook Bistro A flooded street in Whitchurch, Cardiff The Brook Bistro

A downpour left the main street in Whitchurch, Cardiff, submerged

Stephanie Grimshaw, a Neath Port Talbot councillor, posted on Facebook: “Residents in Aberavon please be careful, there is severe flooding in the area.

“Sandbags are in the process of being delivered out to residents.”

Natural Resources Wales said there was one flood warning for Ilston Brook at Ilston, Gower, and two flood alerts for the Gower Peninsula and River Ewenny and Vale of Glamorgan west.

Met Office Weather map showing areas of blue and higher intensity areas with red where the heavier rain will be. these areas are Barnstaple, Minehead, Cardiff, Swansea, Merthyr Tydfil. Met Office

The Met Office said there is a yellow rain warning until the early hours of Saturday morning

David Rees, the Aberavon Member of the Senedd (MS), whose constituency includes Port Talbot, wrote on X, formerly Twitter: “Terrible conditions tonight. Everyone take care & stay safe. Horrendous flooding seen in parts of the constituency.”

Gwent Police said officers were dealing with surface water issues on the A449 Newport to Usk trunk route.

There have been dozens of lightning strikes across south Wales between Chepstow and Gower.

A Met Office yellow weather warning for heavy thundery rain was in force until 02:00 BST on Saturday.

Forecasters warned that up to 7cm (2.75in) of rain could fall in just a few hours.

The storms are expected to clear westwards overnight.