A section of the Ramelton to Letterkenny road will be closed for emergency works tomorrow morning.
The R245 will be closed between Woodlands National School and the Letterkenny Golf Course between 8am and 12pm on Sunday.
The emergency road closure is in place to remove an overhanging tree.
Anyone travelling in the area is being urged to be cautious, and local diversions will be in place for the duration of the works.
HGVs are being advised to use alternative routes tomorrow.