Skip to main content
Check for flooding

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

River Thames level downstream at Old Windsor Lock

This measuring station takes 2 measurements. You're viewing the downstream level. View the upstream level.

Latest at 11:45am on 5 April

Height
2.84m
Trend
Steady
State
Normal

Normal range 2.70m to 3.96m

Height in metres over the last 5 days

Threshold: 3.96m Top of normal range2.82m 11:15am, 31 Mar2.79m 12:30pm, 31 Mar2.86m 9:00pm, 31 Mar2.83m 1:00pm, 1 Apr2.88m 5:15pm, 1 Apr2.88m 9:45pm, 1 Apr2.95m 9:00am, 2 Apr2.92m 10:30am, 2 Apr2.95m 11:15am, 2 Apr2.88m 12:00pm, 2 Apr2.89m 8:30pm, 2 Apr2.81m 8:00am, 3 Apr2.88m 9:15pm, 3 Apr2.85m 10:00am, 4 Apr2.87m 2:45pm, 4 Apr2.84m 6:15pm, 4 Apr2.87m 2:00am, 5 Apr2.84m 10:45am, 5 Apr
Download data CSV (12KB)

How levels here could affect nearby areas

5.32m
Water reaches the highest level recorded at this measuring station (11 February 2014)
4.53m
Property flooding is possible above this level
3.96m
Top of normal range. Low-lying land flooding possible above this level. One or more flood alerts may be issued.
2.84m
Latest level

Flooding might not happen again at the same historical levels. This may be because flood management schemes are now in place.

How we measure river, sea and groundwater levels

Related content