A FLOOD warning has been issued by the Environment Agency for Poole Harbour, where powerful waves are expected due to spring tides. The warning, covering the harbour at West Quay, Poole, and Lower Hamworthy Quay for Wednesday morning, is a red warning – meaning flooding is expected and immediate action is required. Other areas at immediate risk are parts of Old Town, Poole Quay and Hunger Hill. Meanwhile, a series of flood alerts, meaning flooding is possible and people should be prepared, have also been issued for Christchurch, other parts of Poole Harbour and east Dorset, including Bournemouth Beach, Swanage, Studland, Sandbanks and Hengistbury Head.