Flood Alert Issued for South Cornwall Coast from Gribbin Head to Rame Head

Source: Environment Agency · South Cornwall Coast

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The Environment Agency has issued a flood alert for the South Cornwall coast effective Thursday morning due to high tides, strong winds, and large waves.

What this Environment Agency flood warning tells you, and what most readers miss

This notice was issued by Environment Agency on February 21, 2026 and geographically references South Cornwall Coast. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Flood Warnings — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly Environment Agency detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized Environment Agency flood warning is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, FloodAlert, Cornwall) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The Environment Agency has issued a flood alert for the South Cornwall coast. This alert (Severity Level 3) indicates that flooding is possible due to a combination of high tides, strong winds, and large waves expected on Thursday morning.

Affected Areas

The alert specifically covers the South Cornwall coast from Gribbin Head to Rame Head in the county of Cornwall. Low-lying coastal communities within this stretch are identified as being particularly at risk.

What You Should Do

Residents and visitors in the warning area are advised to take care and avoid walking, cycling, or driving through flood water. The Environment Agency is closely monitoring the situation and will provide updates as conditions change.

Expected Conditions

Forecasts indicate a total high tide level of 2.66mAOD, which is expected to be between 0.2 and 0.3 metres above the standard tide table level. Weather conditions include strong Force 4 North-Westerly winds and offshore wave heights of up to 3 metres during the high tide period.

Timeline

The alert is effective for the high tide on Thursday morning, February 19, 2026. High tide at Plymouth is scheduled for 06:57 AM, with times varying along the coast. Coastal conditions are expected to ease by Thursday evening's high tide. This alert will be updated by 3:00 PM on February 19, 2026.

Original source: Environment Agency Official Notice ↗

All Flood Warnings →

Frequently Asked Questions

Common questions about this Environment Agency flood warning.

What is this Environment Agency flood warning about?
The Environment Agency has issued a flood alert for the South Cornwall coast effective Thursday morning due to high tides, strong winds, and large waves.
Which agency issued this alert?
This alert was issued by Environment Agency. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects South Cornwall Coast. Check with Environment Agency for the most current geographic scope.
Where can I find more Flood Warnings updates?
Browse the full Flood Warnings feed on Areazine at areazine.com/uk/floods/ for the latest updates from Environment Agency and other agencies.