Spells of heavy and persistent rain have the potential to bring flooding and disruption to transport in places.

[aoa id=”1″]Heavy rain is expected to affect the region throughout Wednesday, only slowly easing during Thursday morning. Around 20 to 40 mm of rain could widely fall, with 50 to 80 mm possible over high ground and as much as 100 mm in a few locations.[/aoa]

What to expect

There is a small chance that homes and businesses could be flooded, causing damage to some buildings
Where flooding occurs, there is a slight chance of delays or cancellations to train and bus services
Spray and flooding could lead to difficult driving conditions and some road closures
There is a small chance that some communities become cut off by flooded roads

Regions and local authorities affected in Wales

Conwy
Denbighshire
Flintshire
Gwynedd
Powys
Wrexham