Flood Alert Issued for Tidal Deben Estuary in Suffolk Due to High Tides and Strong Winds

Source: Environment Agency · Suffolk, East Anglia

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The Environment Agency has issued a flood alert for the tidal Deben estuary in Suffolk, warning of potential flooding between 11:00 AM and 1:00 PM on Tuesday.

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

This notice was issued by Environment Agency on February 19, 2026 and geographically references Suffolk, East Anglia. 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, Flood Alert, Suffolk) 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 (Severity Level 3) for the tidal Deben estuary. This alert was officially raised on the morning of Tuesday, February 17, 2026, in response to a combination of high tides and adverse weather conditions.

Affected Areas

The alert specifically covers the tidal Deben estuary within Suffolk, East Anglia. Areas identified as being at particular risk include:

  • The boat yard in Felixstowe Ferry hamlet at the end of Ferry Road
  • Riverside areas in Woodbridge and Waldringfield
  • Surrounding marshland areas adjacent to the River Deben and North Sea

What You Should Do

Residents and visitors in the affected regions are advised to take the following precautions:

  • Avoid using coastal roads, footpaths, and carparks which are susceptible to flooding.
  • Stay away from riverside areas in Woodbridge and Waldringfield during the peak window.
  • Monitor local weather updates as the situation evolves.

Expected Conditions

Flooding is being driven by high tides, large waves, and strong North Westerly winds reaching Force 5. A low pressure system across the North Sea is maintaining higher than usual tides. The detailed forecast indicates a peak water level at Harwich of 2.54 mAODN at 12:00 PM today, which is approximately 0.73m above standard tide tables.

Timeline

The primary window of concern is between 11:00 AM and 1:00 PM today, Tuesday, February 17, 2026. Higher than usual tides are expected to persist over the next few days. The Environment Agency is monitoring the situation closely and expects to provide an update by 5:00 PM on February 17, or sooner if conditions change significantly.

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 tidal Deben estuary in Suffolk, warning of potential flooding between 11:00 AM and 1:00 PM on Tuesday.
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 Suffolk, East Anglia. 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.