A Flood Alert was issued for South Cornwall coast from Lizard Point to Gribbin Head excluding the Tidal Fal Estuary in Cornwall on 24th October 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 2.80m, peaking at 2.35m, while the Par River at Ponts Vale climbed 0.46m.
Environment Agency advice issued
High tides this afternoon may lead to flooding. Flooding is possible 2 hours either side of high tide on Saturday afternoon. 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 Saturday 24th October is at 16:42, times of high water will vary along the coast. Forecast high tide level is 2.27mAOD. Expect tide levels along the coast to be between 0.20 and 0.30 metres above tid
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Truro Harbour | South Cornwall Coast | +2.80m | 2.35m |
| Ponts Vale | Par River | +0.46m | 0.76m |
| Molingey | St Austell River | +0.39m | 1.07m |
| Restormel | River Fowey | +0.38m | 0.75m |
| Luxulyan | Par River | +0.37m | 0.77m |
| St Blazey Station Road | St Blazey Stream | +0.21m | 0.26m |
| Pentewan | St Austell River | +0.20m | 1.41m |