A Flood Alert was issued for South Cornwall coast from Gribbin Head to Rame Head in Cornwall on 29th September 2026. Affected watercourses included the South Cornwall Coast.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Seaton at Trebrownbridge rose 0.18m, peaking at 0.28m, while the Warleggan River at Trengoffe climbed 0.16m.
Environment Agency advice issued
High tides and forecast weather conditions over the next two days may lead to flooding. Flooding is possible 2 hours either side of high tide on Tuesday evening, Wednesday morning and Wednesday evening Areas at risk include low lying areas Fore Street, Town Quay, Albert Quay and Caffa Mill Car park Fowey, Quay Street and Recreation ground at Lostwithiel, Polperro Harbour, Quay Road, The Quay at Looe and the B3247 Seaton. High tide at Plymouth on Tuesday is at 20:22 and Wednesday at 08:40, times will vary along the coast. Forecast total high tide levels are 2.85 and 2.66mAOD. Expect tide leve
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Trebrownbridge | River Seaton | +0.18m | 0.28m |
| Trengoffe | Warleggan River | +0.16m | 0.33m |
| Pillaton | River Lynher | +0.14m | 0.32m |
| Polperro | River Pol | +0.11m | 0.18m |
| Wainsford | River Fowey | +0.09m | 0.45m |