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Improving the Performance of Mass-Consistent Numerical Models Using Optimization Techniques
Publisher: American Meteorological Society
Abstract: This paper describes a technique of using a mass-consistent model to derive wind speeds over a microscale region (about 4 km2) of complex terrain. A serious limitation of these numerical models is that the calculated wind ...
Optimal Filtering of AC Output Anemometers
Publisher: American Meteorological Society
Abstract: The output of pulsed and AC output anemometers suffer from discretization noise when such anemometers are sampled at fast rates (>1 Hz). This paper describes the construction of an optimal filter designed to reduce this ...
Modification of Summertime Arctic Cloud Characteristics between a Coastal and Inland Site
Publisher: American Meteorological Society
Abstract: Cloud characteristics at two sites on the North Slope of Alaska separated by ?100 km have been examined for the warmer months of 2001?03 using data collected from microwave radiometers, ceilometers, rotating shadowband ...
Large Contribution of Coarse Mode to Aerosol Microphysical and Optical Properties: Evidence from Ground-Based Observations of a Transpacific Dust Outbreak at a High-Elevation North American Site
Publisher: American Meteorological Society
Abstract: his work is motivated by previous studies of transatlantic transport of Saharan dust and the observed quasi-static nature of coarse mode aerosol with a volume median diameter (VMD) of approximately 3.5 ?m. The authors ...
Thin Liquid Water Clouds: Their Importance and Our Challenge
Publisher: American Meteorological Society
Abstract: Many of the clouds important to the Earth's energy balance, from the Tropics to the Arctic, contain small amounts of liquid water. Longwave and shortwave radiative fluxes are very sensitive to small perturbations of the ...
ARM Southern Great Plains Site Observations of the Smoke Pall Associated with the 1998 Central American Fires
Publisher: American Meteorological Society
Abstract: Drought-stricken areas of Central America and Mexico were victimized in 1998 by forest and brush fires that burned out of control during much of the first half of the year. Wind currents at various times during the episode ...
The Arm Program's Water Vapor Intensive Observation Periods
Publisher: American Meteorological Society
Abstract: A series of water vapor intensive observation periods (WVIOPs) were conducted at the Atmospheric Radiation Measurement (ARM) site in Oklahoma between 1996 and 2000. The goals of these WVIOPs are to characterize the accuracy ...