A Flood Alert was issued for South Cornwall coast from Lizard Point to Gribbin Head excluding the Tidal Fal Estuary in Cornwall on 16th July 2026. Affected watercourses included the South Cornwall Coast.
During this event, FloodRadar monitoring gauges recorded notable rises. The South Cornwall Coast at Truro Harbour rose 3.08m, peaking at 2.59m, while the Par River at Ponts Vale climbed 0.24m.
Environment Agency advice issued
High tides this evening may lead to flooding. Flooding is possible over the high tide tonight on Thursday 16th July at 20:58. Areas particularly at risk include low lying coastal communities including Cadgwith and Coverack, Porthallow, the tidal Helford Estuary, Maenporth and Swanpool, St.Mawes, East Portholland, Gorran Haven, Portmellon, Mevagissey, Pentewan and Par. The high tide at Falmouth on Thursday 16th July is at 20:58, times of high water will vary along the coast. Forecast total high tide level is 2.61m AOD. Expect tide levels along the coast to be up to 0.1 metres above tide table
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Truro Harbour | South Cornwall Coast | +3.08m | 2.59m |
| Ponts Vale | Par River | +0.24m | 0.36m |