WMO Experts Workshop Davos, 8.-10. March 2004 Christoph Wehrli Physikalisch-Meteorologisches Observatorium Dorfstrasse 33, 7260 Davos Dorf, Switzerland.
E. Cuevas, SDS-WAS NAMEE (AEMET, Spain) J.M. Baldasano, SDS-WAS NAMEE (BSC-CNS, Spain)
