A Flood Alert was issued for Tidal Thames riverside from the Thames Barrier to Putney Bridge in City of London, Greater London, Greenwich, Hammersmith and Fulham, Kensington and Chelsea, Lambeth, Lewisham, Newham, Southwark, Tower Hamlets, Wandsworth, Westminster on 3rd March 2026. Affected watercourses included the River Thames.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Thames at Thames Ditton Island rose 0.55m, peaking at 5.51m, while the River Thames at Sunbury Lock climbed 0.18m.
Environment Agency advice issued
High tides today may lead to flooding. Flooding is possible from 12:45pm to 2:45pm on 03/03/2026. The forecast high tide at London Bridge is 4.55 mAOD at 1:45 PM on 03/03/2026. We believe there is a possibility of flooding for Custom House (EC3R), Narrow Street (E14), Mayflower and Angel pubs (SE16), Royal Naval College riverfront, the Almshouse Slipway at Crane Street (SE10), Bankside by the Tate Modern (SE1), and Three Mill Island (E3). Flooding of properties is not expected. Astronomical tide levels are rising. The river flow at Teddington Weir is 166 cubic metres per second and is fallin
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Thames Ditton Island | River Thames | +0.55m | 5.51m |
| Sunbury Lock | River Thames | +0.18m | 3.08m |