A Flood Alert was issued for Rivers Derwent, Team, Don and estuarine tributaries in County Durham, Gateshead, Northumberland, South Tyneside, Sunderland on 19th August 2026. Affected watercourses included the River Derwent, River Team, River Don.
During this event, FloodRadar monitoring gauges recorded notable rises. The River Tyne at Riding Mill rose 0.33m, peaking at 0.68m, while the River Tyne at Bywell climbed 0.24m.
Environment Agency advice issued
Forecast rising river levels overnight may lead to flooding. Flooding is possible from the early hours of 20 August 2026 from 03:00AM onwards. Locations most affected will be low lying land and roads near rivers. Heavy rain and thunderstorms are expected overnight. We are monitoring rainfall and river levels . Take care and avoid walking, cycling or driving through flood water . This message will be updated by 10:00AM on 20 August 2026 or as the situation changes.
Monitoring gauges during this event
| Station | River | Rise | Peak |
|---|---|---|---|
| Riding Mill | River Tyne | +0.33m | 0.68m |
| Bywell | River Tyne | +0.24m | 0.65m |
| Corbridge | River Tyne | +0.21m | 0.36m |
| Tanfield | River Team | +0.16m | 0.34m |
| Team Valley | River Team | +0.10m | 0.30m |
| Blackhall Mill | River Derwent | +0.08m | 0.15m |
| Lanchester Front Street | Smallhope Burn | +0.07m | 0.30m |