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Cornashamma Bay, also known locally as “Sweet Nellie”due to the rock formations. This is a secluded beach approximately a mile south of Inishowen (Stroove) lighthouse and near Greencastle. It is set into the Inishowen Peninsula close outside the entrance to Lough Foyle.

Accessibility

Easy from parking area with limited spaces.

Tide times for Greencastle

These are today’s tides for Greencastle

August 7th, 2026

Time Type Height
02:37 high 1.89m
08:34 low 0.72m
15:02 high 1.69m
21:22 low 0.88m

View full 7 day tide times.

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