No official flood warning is active nearby and the closest river stations are within normal ranges.
Updated 2026-08-23 22:40:31 UTC · Official GOV.UK warnings · Flood preparation & help guide
Staines-upon-Thames, commonly known simply as Staines, is a market town in northwest Surrey, England, around 17 miles west of central London. It is in the Borough of Spelthorne, at the confluence of the River Thames and Colne. Historically part of Middlesex, the town was transferred to Surrey in 1965. Staines is close to Heathrow Airport and is linked to the national motorway network by the M25 and M3. The town is part of the Greater London Built-up Area.
Staines is monitored by 5 Environment Agency river level stations on the River Ash, the River Colne, the River Thames, the Wraysbury River, in Surrey. Water levels are updated every 15 minutes, providing real-time flood monitoring for the area.
The River Ash is monitored by 2 stations (Knowle Green, Staines Ash). The River Colne is monitored by 1 station (Staines Trading Estate). The River Thames is monitored by 1 station (Staines). The Wraysbury River is monitored by 1 station (Pound Mill, Staines). Each station records water levels continuously, with data synced to FloodRadar every 5 minutes.
There are 8 Environment Agency flood warning areas within 10km of Staines. When the EA issues a flood warning for any of these areas, it will appear on this page. These include: Areas at risk of groundwater flooding in Egham; River Thames from Runnymede Pleasure Grounds, Staines to Penton Hook, including Hythe End Road, Bell Weir Lock, Holm Island, Church Island, Truss Island and Penton Hook Lock areas of Staines; River Thames at Staines and Egham including Bell Weir and Penton Hook Locks, Runnymede, Hythe End, Pooley Green, Thorpe Lea and east Egham; River Thames from Datchet to Shepperton Green including Old Windsor, Wraysbury, Horton, Staines, Egham, Laleham and Chertsey.
There is 1 storm overflow within 5km of Staines. None are currently discharging. Enable "Sewage" on the map above to see their locations.
If flooding is forecast in Staines, call Floodline on 0345 988 1188 for the latest information. Move valuables upstairs, turn off gas and electricity if safe to do so, and avoid walking or driving through flood water. Sign up for flood warnings on any station page above to receive email alerts when water levels rise. For emergency numbers, a preparation checklist and insurance guidance, see our flood help & preparation guide.
Floods whose mapped extent (EA Recorded Flood Outlines) reached within ~5 km of the town centre — most recent first. See them on the map →
Current verdict: Normal. No official flood warning is active nearby and the closest river stations are within normal ranges.
Staines has river level monitoring on River Ash, River Colne, River Thames, Wraysbury River — 5 monitoring stations in total.
Use the GOV.UK Check for Flooding service (check-for-flooding.service.gov.uk) or call Floodline on 0345 988 1188 (24 hours). You can also set up free FloodRadar email or browser alerts from any station page above.
Follow official advice: move valuables and vehicles to safety, never walk or drive through flood water, turn off gas and electricity if safe, and check on vulnerable neighbours. See our flood preparation guide at floodradar.co.uk/flood-help.
Yes — the Environment Agency's Recorded Flood Outlines dataset shows 60 recorded flood extents around the town centre since 1946, most recently in 2024. Absence of a record does not mean a place has never flooded. See the flood history link below.
