# Flood alert: The Suffolk coast at Southwold

**Event type:** Flood warning  
**Status in source feed:** current  
**Area:** The Suffolk coast at Southwold  
**County:** Suffolk  
**River or sea:** North Sea  
**Warning raised:** 2026-11-12T14:21:40Z  
**Source update:** 2026-11-12T14:21:00Z  
**Dataset checked:** 2026-11-12T22:00:44Z  
**Official warning-area boundary:** 3.404 km²

## What this measures

The mapped outline is the Environment Agency's official flood-warning area. Its approximate area uses a spherical calculation and is not an estimate of flooded land, people affected, casualties, displacement or damage. The first release uses warning data only; it does not map observed inundation.

## Source message

> High tides this evening may lead to flooding.
> Flooding is possible from 9:45pm to 11:45pm on Thursday 12 November.
> We expect high tide levels at the harbourside in Southwold. The detailed forecast is for a peak level at Lowestoft of 1.82mAODN at 10:45pm, on Thursday 12 November, which is 0.82m above tide tables, Wind Force 6, northerly. No further high tides are expected over the coming days.
> We are closely monitoring the situation .
> Avoid coastal roads, footpaths and carparks, which may be flooded.
> This message will be updated by 10:00AM on Friday 13 November or as the situation changes.

## Source and reuse

This uses Environment Agency flood and river level data from the real-time data API (Beta). Data are provided under the [Open Government Licence v3.0](https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/). [Open the source record](https://environment.data.gov.uk/flood-monitoring/id/floods/054WACDV3C). Boundaries are from [the Environment Agency API](https://environment.data.gov.uk/flood-monitoring/doc/reference).

Prepared by TechnicalGIS Environmental News Desk. Dataset revision 1.