Flood Alert Issued for South Cornwall Coast from Lizard Point to Gribbin Head

Flood Warnings medium Environment Agency · · South Cornwall Coast

The Environment Agency has issued a flood alert for the South Cornwall coast, warning of potential flooding during Thursday morning's high tide due to strong winds and large waves.

Alert Details

The Environment Agency has issued a flood alert for the South Cornwall coast. This alert indicates that flooding is possible due to a combination of high tides, strong winds, and large waves. The alert was officially raised on February 18, 2026, at 2:47 PM.

Affected Areas

The geographic scope of this alert includes the South Cornwall coast stretching from Lizard Point to Gribbin Head. This area excludes the Tidal Fal Estuary. Low-lying coastal communities within these boundaries are considered particularly at risk.

What You Should Do

Residents and visitors are advised to take care and avoid walking, cycling, or driving through flood water. The Environment Agency is closely monitoring the situation and recommends staying informed as conditions evolve.

Expected Conditions

Forecasts indicate a total high tide level of 2.55mAOD, which is approximately 0.1 to 0.2 metres above the standard tide table level. Meteorological conditions include strong Force 4 North-Westerly winds and offshore wave heights reaching approximately 2.6 metres.

Timeline

The primary risk is centered on the high tide occurring Thursday morning, February 19, 2026. High water at Falmouth is expected at 06:18 AM, though specific times will vary along the coast. Conditions are expected to ease by the time of the Thursday evening high tide. The Environment Agency plans to provide an update by 3:00 PM on February 19, 2026.

Source: Environment Agency Official Notice