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SEMIDIURNAL TIDAL MOTIONS IN THE FRICTION LAYER
Publisher: American Meteorological Society
Abstract: The observed semidiurnal wind in the troposphere at five mid-latitude stations shows a phase lead over the wind deduced from frictionless theory, and a smaller amplitude, especially near the earth's surface, than the ...
AN EVALUATION OF 12–HR STATISTICAL FORECASTS OF THE 1000- TO 500-MB THICKNESS
Publisher: American Meteorological Society
Abstract: The usefulness of a number of variables as predictors of the 1000-500 mb thickness is explored. These predictors are utilized, in several combinations, to form multiple regression equations from which four series of 12-hour ...
PRESSURE-CHANGE THEORY AND THE DAILY BAROMETRIC WAVE
Publisher: American Meteorological Society
Abstract: It is proposed that both the semi-diurnal and the diurnal components of the daily pressure wave are the result of horizontal divergence associated with the daily temperature variation. A combined theoretical-empirical ...
FRICTIONAL AND THERMAL INFLUENCES IN THE SOLAR SEMIDIURNAL TIDE
Publisher: American Meteorological Society
Abstract: The frictional and thermal contributions to S22,2 (p), the dominant wave type in the progressive solar semidiurnal pressure wave, are evaluated from upper air observations at nine rawinsonde stations. The theoretical basis ...
Diurnal Variation of Wind, Pressure, and Temperature in the Troposphere and Stratosphere over the Azores
Publisher: American Meteorological Society
Abstract: The diurnal and semidiurnal variations of wind, pressure, and temperature at Lajes Field, Terceira, Azores, were computed for each month of the year for 30 levels between the surface and 10 mb. The semidiurnal variations ...