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ECMWF 40 Year re-analysis (ERA-40) Atmospheric Monthly Mean Data Set

These data sets contain data at the resolution of the data assimilation and forecast system used by ERA-40. The resolution is TL159 for spectral fields and N80 Quasi-regular Gaussian grid (80 lines with varying numbers of points along each row) for Gaussian fields. Data Services associated with these data sets include the provision of interpolation to requested resolutions and representation forms.

Eight data sets are separately supported:

Surface analysis monthly means
Pressure level analysis monthly means
Model level analysis monthly means
Isentropic level analysis monthly means
Potential vorticity level analysis monthly means
Surface daily forecast monthly means
Pressure level daily forecast monthly means
Model level daily forecast monthly means

11.11.2003