Flood Alert Issued for Christchurch Harbour and Tidal Stretches of Lower Stour and Avon

Alert Details

The Environment Agency has issued a Flood Alert (Severity Level 3) for the Christchurch Harbour area. The alert was raised following forecasts indicating that high tides may lead to flooding in coastal and tidal regions.

Affected Areas

The primary areas at risk include Christchurch Harbour and the tidal stretches of the Lower Stour and Avon. This alert covers the Bournemouth, Christchurch, and Poole county area within the Wessex region, adjacent to the English Channel.

What You Should Do

Residents and visitors are urged to avoid coastal roads, footpaths, and carparks, as these locations are most susceptible to flooding. The Environment Agency is currently closing flood gates and monitoring the situation closely. Do not put yourself or others at risk by entering flooded areas.

Expected Conditions

Forecasts indicate a peak water level of 1.38mAODN at 08:39 AM on February 16, which is 0.74 meters above standard tide tables. (mAODN refers to the height above average sea level). Weather conditions are expected to include westerly force 6 winds. Flooding is considered possible for a window of two hours on either side of the high tide.

Timeline

The alert is specifically effective from 06:40 AM to 10:40 AM on 16 February 2026. The Environment Agency will provide an update on the situation by 4:00 PM on 16 February 2026, or sooner if conditions change.