Emergency services are dealing with a serious crash at Tawnagh on the main N4 between Castlebaldwin and Collooney in Sligo.
Reports suggest a person has been seriously injured and the road is currently closed.
Diversions are in place on both approaches.
Those travelling towards Sligo from Castlebaldwin are being diverted through Ballymote.
Anyone travelling to Castlebaldwin from Coollooney will be diverted via the Riverstown turn off.