Graphical representations of recent data are available on the Current Data page.
A windrose for yesterday is available on the Windrose for preceeding day page.

Data archived at CEDA

Data files containing the AMF long-term measurements (CO2, O2, CH4, N2O, SF6, CO and H2) data are submitted on a monthly basis to CEDA using the NASA AMES variable naming convention.

Data can be made available in different formats. Please contact Grant Forster for these requests.


Ozone (O3) is continuously monitored at WAO as part of Defra’s Automatic Urban and Rural Network (AURN).
This data can be retrieved via the following link.

(All data displayed are preliminary and have not been subject to quality control) 2020 Alex Etchells