Skip to main content

This is a new service – your feedback will help us to improve it.

Flooding is possible - be prepared

Flood alert for Christchurch Harbour

Get flood warnings by phone, text or email

A higher than normal tide tomorrow morning may lead to flooding. The highest tide level is expected to be at Christchurch Harbour and tidal stretches of the Lower Stour and Avon at 10:39AM on 18/11/2024. Flooding is possible 2 hours either side of this time. We are closely monitoring the situation. Start acting on your flood plan if you have one. Be careful along beaches, promenades, coastal footpaths and roads as waves and sea spray could be dangerous. The detailed tidal forecast for those who use it is for a peak level at Christchurch Harbour at 10:39 AM on 18/11/2024 with a level of 1.21 mAODN with an Easterly force 4 wind. Our threshold for issuing the Flood Alert for Christchurch Harbour is 1.20 mAOD so we anticipate only a small rise above this level. This message will be updated by 4:00 PM on 18/11/2024, or as the situation changes.

Flood alert area: Christchurch Harbour and tidal stretches of the Lower Stour and Avon.

Give feedback on this flood warning information

Find a river, sea, groundwater or rainfall level in this area