Flood Alert Issued for Combe Haven in East Sussex as Heavy Rain Forecast

Source: Environment Agency · East Sussex, South East England

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The Environment Agency has issued a flood alert for the Combe Haven area in East Sussex, with up to 25mm of rain expected to cause rising river levels through Thursday.

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

This notice was issued by Environment Agency on February 20, 2026 and geographically references East Sussex, South East England. 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, EastSussex) 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 Combe Haven area within the Solent and South Downs region. This alert was raised on February 17, 2026, in response to high river levels and a forecast of significant rainfall.

Affected Areas

The alert specifically covers the Combe Haven area in East Sussex. Key locations that may be impacted include:

  • Riverside properties on Forewood Lane
  • Areas near the Crowhurst Recreation Ground
  • Bexhill Road Recreation Ground and adjacent gardens
  • Properties and land near the Combe Haven river

What You Should Do

Residents in the affected areas are advised to take the following precautions:

  • Consider activating any flood protection products you may have.
  • Residents in Crowhurst should install flood protection products immediately.
  • Monitor local weather reports and updates from the Environment Agency.
  • The situation is being closely monitored, and an update is expected by 8:00 PM on February 18, 2026.

Expected Conditions

Forecasters expect between 15mm and 25mm of rain to fall between Wednesday and Thursday, with 20mm being the most likely scenario. These conditions will lead to high river levels. If rainfall exceeds the current forecast, further isolated property flooding may occur.

Timeline

  • Wednesday, February 18, 2026 (6:00 PM): Flooding could begin affecting riverside properties on Forewood Lane and near Crowhurst Recreation Ground.
  • Thursday, February 19, 2026 (6:00 AM): Flooding could affect Bexhill Road Recreation Ground and gardens backing onto the Combe Haven.
  • Thursday Afternoon: River levels are expected to peak in Crowhurst.
  • Thursday Evening: River levels are expected to peak in Bulverhythe.
  • Friday, February 20, 2026: River levels are expected to continue falling throughout the day.

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 Combe Haven area in East Sussex, with up to 25mm of rain expected to cause rising river levels through Thursday.
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 East Sussex, South East England. 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.