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The Half-Yearly Oscillations in Middle and High Southern Latitudes and the Coreless Winter
Publisher: American Meteorological Society
Abstract: In mid-tropospheric levels of the Southern Hemisphere, the temperature contrast between middle and high latitudes reaches two maxima near the times of the equinoxes, the strongest contrast being at the autumnal equinox. ...
Mid-Season Average Zonal Winds at Sea Level and at 500 mb South of 25 Degrees South, and a Brief Comparison with the Northern Hemisphere
Publisher: American Meteorological Society
Abstract: Meridional profiles of sea-level and 500-mb average zonal winds at mid-season in both hemispheres are presented and described. Over much of the southern hemisphere the mean zonal westerly flow changes little during the ...
The Association between Latitudinal Temperature Gradient and Eddy Transport. Part I: Transport of Sensible Heat in Winter
Publisher: American Meteorological Society
Abstract: When the total eddy transport of sensible heat in middle latitudes of the Northern Hemisphere increases in winter, the zonally averaged temperature gradient in the subtropics tends to increase, while the temperature gradient ...
A Climatological Study of the Atmospheric Circulation in the Southern Hemisphere during the IGY, Part II
Publisher: American Meteorological Society
Abstract: The seasonal variations during the IGY of sea-level pressures, 500-mb heights, and 1000-500 mb thickness in the Southern Hemisphere are examined to see if they conform to patterns which are deemed intrinsic to the hemisphere. ...
The Southern Oscillation. Part III: Associations with the Trades and with the Trough in the Westerlies of the South Pacific Ocean
Publisher: American Meteorological Society
Abstract: Differences of sea-level pressure between pairs of stations in the South Pacific Ocean are used to examine the trades and the trough in the westerlies during the development of the phase of the Southern Oscillation when ...
Transfer of Sensible Heat by Transient Eddies in the Atmosphere on the Southern Hemisphere: An Appraisal of the Data before and during FGGE
Publisher: American Meteorological Society
Abstract: Although the numerical, daily operational analyses for the Southern Hemisphere, in particular those made in Australia since 1972, can be used to describe large-scale features in time and space, they are not suited to ...
A climatological Study of the Atmospheric Circulation in the Southern Hemisphere during the IGY, Part I: 1 July 1957–31 March 1958
Publisher: American Meteorological Society
Abstract: Time sections of monthly average zonal geostrophic wind at sea level and 500 mb in the Southern Hemisphere confirm that the strongest zonal westerlies usually are found in summer, but since the westerlies expand over a ...
The Connection between Trends of Mean Temperature and Circulation at the Surface: Part II. Summer
Publisher: American Meteorological Society
Abstract: The local temperature trends in summer are not so obviously associated with advection changes as are those in winter. This appears to be due to weaker temperature contrasts at middle and high latitudes in summer combined ...
The Connection Between Trends of Mean Temperature and Circulation at the Surface: Part I. Winter
Publisher: American Meteorological Society
Abstract: We have demonstrated that regional temperature trends at the surface in winter are connected with circulation changes on the scale of long waves, and that within a given period the trends change sign both with longitude ...