Author(s)

P. de La Vallee

Abstract

Daily Ozone Soundings at Uccle during the Summer of 1997 Guest contribution P. de La Vallee Meteorological Institute of Belgium, Avenue Circulaire 3, B-1180 Brussels, Belgium The RIFTOZ (Regional Differences in Tropospheric Ozone) project aims to produce a coherent, hourly tropospheric ozone field covering Europe and the adjacent seas. As one of the tasks of the Meteorological Institute of Belgium in this project, daily ozone soundings with ECC ozone sondes were carried out during June, July and August 1997. This resulted in a very valuable time series of ozone profiles. The cross section of ozone mixing ratio for this period is represented in Fig. 1. July August 519 2135 Fig. 1: Cross secti

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