Abstract: ata from six urban areas in a nationwide network of sites within the surface roughness layer are examined. It is found that the average velocity variances in time, derived by averaging the conventional variances from a ...

Abstract: ata from a network of micrometeorological instruments, mostly mounted 10 m above the roofs of 12 buildings in Washington, D.C., are used to derive average values and spatial differences of the normalized local friction ...

Abstract: he utility of aggregating data from near-surface meteorological networks for initiating dispersion models is examined by using data from the ?WeatherBug? network that is operated by Earth Networks, Inc. WeatherBug instruments ...