The heights shown are those above normal summer lows and use data collected from the relevant agency's website every hour.
Please note that these figures are not guaranteed. Anyone wishing to make important decisions based on river heights should check directly with the agency concerned.
To get levels emailed to you every day, use the Email alerts button in the header.
In a sport where success can be directly related to the particular weather and water conditions, accurate information, 24 hours a day, 7 days a week is invaluable.
Use the widgets on this page to see the latest position and what is forecast.
Rolling images for the last few hours
Click the map for rainfall estimate at that point or select another forecast type at top right
Other useful information can be seen at: