The Mediterranean© Photo Healy Racing
The ground at the Curragh is Good, Good to Firm in Places ahead of the eight-race card at 1.25pm.
The forecast is for light showers from midday turning heavy mid-afternoon.
Aidan O'Brien 's The Mediterranean who was third in the Cazoo St Leger at Doncaster, heads the market for the Group 3 Raa Atoll Loughbrown Stakes at 3.35pm.
Elsewhere, Cork reports its ground to be Good to Yielding in advance of Tuesday's action on the Flat.
Unsettled weather is expected with rain between now and race time, possibly heavy.