The Met Office has issued a yellow weather warning for heavy rain ahead of the weekend.
The warning is effective from 00:00 to 23:59 on Saturday 3 September.
A spokesperson for the Met Office commented:
“Areas of heavy rain are expected to pulse northwards across much of Northern Ireland and the southwest of Scotland through Saturday, potentially accompanied by thunderstorms.
“Rainfall totals of 30 to 40 mm could fall in 2-3 hours in some places with a low risk of 80 to 100 mm in 24 hours, bringing localised flooding and travel disruption.”