The volunteers are expecting a busy few days over the bank holiday weekend.
Lough Ree RNLI is urging people to be careful on the waterways this bank holiday weekend.
Lifeboat Press Officer Tom McGuire says they're expecting a busy few days as more people take to the water.
30 emergency calls have been made so far this year, with the vast majority of boats getting grounded on exposed rocks, particularly near Athlone.
Mr. McGuire has this advice for people heading out on the lake: