The Met Office has issued a yellow status severe weather warning of heavy rain for Northern Ireland.
The warning was issued on Friday morning and is valid between 5:00am and 8:00pm on Saturday.
“A band of heavy rain will spread east across Northern Ireland overnight into Saturday morning,” said the Met Office.
“Becoming slow-moving across eastern areas through the day, before dying out in the evening. 20-30 mm of rain is expected widely across the east, with 40-50 mm possible in some areas, most likely in County Down.”
The warning applies to counties Antrim, Armagh and Down.