South Cornwall coast from Lizard Point to Gribbin Head excluding the Tidal Fal Estuary

Flooding possible. Be prepared.

Flood alert

High tides tomorrow evening may lead to flooding.
Flooding is possible 2 hours either side of high tide on Sunday evening 30th of August. High tide at Falmouth is at 19:26
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.
Forecast total high tide level is 2.7m AOD. Expect tides to be between 300-310mm over tide table level. Expect force 6 SW winds and wave heights of over 2m.
Coastal conditions should ease by Monday mornings high tide.
We are closely monitoring the situation .
Avoid coastal roads, footpaths and carparks, which may be flooded .
This message will be updated by 1:00PM on 31 August 2026 or as the situation changes.

Information supplied by the Environment Agency

This information last updated 12:14pm, Saturday 29th August.

Most recent flood warnings and alerts for South Cornwall coast from Lizard Point to Gribbin Head excluding the Tidal Fal Estuary

Flood alert
Sat 29 Aug 2026, 12:14pm
Warning no longer in force
Fri 17 Jul 2026, 10:57am
Flood alert
Thu 16 Jul 2026, 10:54am
Warning no longer in force
Thu 19 Feb 2026, 10:27am
Flood alert
Wed 18 Feb 2026, 2:47pm
Warning no longer in force
Sat 7 Feb 2026, 11:48am
Flood alert
Fri 6 Feb 2026, 11:53am
Flood alert
Thu 5 Feb 2026, 2:00pm
Flood alert
Wed 4 Feb 2026, 3:14pm
Flood alert
Tue 3 Feb 2026, 11:59am

Flood Warning Area Details

Lizard Point to Gribbin Head including Coverack, the tidal Helford Estuary, Falmouth, St Mawes, Gorran Haven, Portmellon, Mevagissey, Pentewan and Par

Region: Devon and Cornwall

Country: England

Counties covered: Cornwall

Watercourses covered: South Cornwall Coast

Area covered by this alert location

The area bounded in blue on the map shows the area covered by flood alerts and warnings for South Cornwall coast from Lizard Point to Gribbin Head excluding the Tidal Fal Estuary.

Note: the area shown on the map is the area covered by flood alerts and warnings. It is not a live map of current flooding. The area covered broadly equates to the area where the risk of flooding in any year is greater than 1% (the "hundred year" flood risk).