“If you’re going out on a boat, please take five to 10 minutes longer to get to your favourite spot. It’s worth taking that extra time to get there and back safely.”
Boaties and jet ski riders should also check the weather before they go out, he said.
“Make sure you wear your lifejackets and take two forms of waterproof communications with you.”
The council earlier this week urged people going to the city beaches to watch out for the wood debris that’s still washing up and for logs on the shoreline.
A 10-year-old Christchurch girl was badly hurt last Sunday when a log she was playing on along Centennial Marine Drive rolled on top of her.