The map uses non-copyright material from a variety of sources and is based on the British National Grid.
A few recent developments have yet to be surveyed and added to the map which is otherwise has a currency of 2012.
The buttons on the left hand side will move the map to the appropriate WSR station. It is possible to click and drag the map although this action may be slow due to the amount of data being processed.
Feedback is welcomed, especially loading and usage error messages (in full please) along with details of your operating system and your browser type and version. Corrections, additions and suggestions also welcomed.