The National Tidal and Sea Level Facility

The National Tidal and Sea Level Facility (NTSLF) is the UK centre of excellence for sea level monitoring, coastal flood forecasting and the analysis of sea level extremes. It is the focus for sea level research in the UK and for its interpretation into advice for policy makers, planners and coastal engineers.

Tide gauge networks

Sea level networks

Find out more about sea level networks in the UK and around the world.

UK real-time sea level data

Sea level data

Get data from tide gauges around the UK coastline.

Tidal predictions

Tidal predictions and information

Get tidal predictions for locations around the UK coastline.

Network status

Check the current network status.

The highest tides in 18.6 years occur during 19–30 September 2015 due to the moon's nodal cycle (video).

Read about the storm surges during Dec 2013 & Jan 2014.

Liverpool Tides

Liverpool tide plot

Tidal predictions at Liverpool (next 28 days).
Liverpool tide tables for August & September.

Southampton Tides