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Influence of Mean Wind Direction on Sea Surface Wave Development
Publisher: American Meteorological Society
Abstract: Momentum flux measurements made from an instrumented ocean buoy indicate that the surface drag coefficient CD is strongly dependent on changes in mean wind direction. A change in mean wind direction is accompanied by a ...
Structure of Turbulence over Water during High Winds
Publisher: American Meteorological Society
Abstract: Turbulence fluctuations over water are found to change for wind speeds more than 10?12 m s?1. Increase in turbulence level beyond this critical wind speed may be attributed to the formation of helical roll vortices. Integral ...
Statistical Hypothesis Tests of Some Micrometeorological Observations
Publisher: American Meteorological Society
Abstract: Chi-square goodness-of-fit is used to test the hypothesis that the medium scale of turbulence in the atmospheric surface layer is normally distributed. Coefficients of skewness and excess are computed from the data. If the ...
Comparison of Mean Wind Speeds and Turbulence at a Coastal Site and Offshore Location
Publisher: American Meteorological Society
Abstract: Observations of mean wind speed and longitudinal turbulence at a height of 8 m over the Atlantic ocean, 5 km off Long Island, New York, were compared with simultaneous observations at the beach. Results were grouped into ...
Seasonal Variations in the Formation of Internal Gravity Waves at a Coastal Site
Publisher: American Meteorological Society
Abstract: Atmospheric internal gravity waves that formed over a coastal and an inland site were identified from analog records of wind speed and direction. Internal gravity waves occurred at all hours at the coastal site but only ...
SATDAS—For Air-Sea Interaction Data Acquisition Using Satellite Telemetry
Publisher: American Meteorological Society
Abstract: SATDAS (Satellite Data Acquisition System) is a data acquisition system utilizing a satellite telemetry link that has been developed for Brookhaven National Laboratory, Upton, N.Y. It is to be used for air-sea interaction ...
A Comparison of Diffusion from a Small Island and an Undisturbed Ocean Site
Publisher: American Meteorological Society
Abstract: Experiments were conducted to investigate the differences in diffusion from an obstacle to free air flow in the ocean and from an undisturbed ocean site. A small island was used as the obstacle and simultaneous releases ...
An Observation System Used To Study the Marine Boundary Layer Over the Bay of Bengal During Summer Monex 79
Publisher: American Meteorological Society
Abstract: An observation system used to study the marine boundary layer over the Bay of Bengal at Digha Beach, West Bengal, India, as part of the International Monsoon Experiments (MONEX 79) is described in this paper. It was a ...
Observations of the Marine Boundary Layer Thermal Structure over the Gulf Stream during a Cold Air Outbreak
Publisher: American Meteorological Society
Abstract: Thermal structure of the marine boundary layer (MBL) was studied during a five-day cruise over the coastal Atlantic Ocean off North Carolina. Three different synoptic conditions were present: ahead of a low moving along ...