The ERU Test Site at the Rutherford Appleton Laboratory is located at OS coordinates 447175E, 185825N. Meteorological data has been logged at the site since 1987.

Measurements of wind speed, wind direction and air temperature are made at various heights above ground level. Atmospheric pressure and relative humidity are measured near to ground level. The site also has a rain detector.

Choose an instrument from the list to display a graph of recent data for the last 2 days, updated every 2 minutes.

The historical data have been archived and can be made available upon request. 

For further information about the datasets please contact Dr Alan Ruddell.