Circumglobal teleconnection index
WebJul 15, 2002 · We do this because the circulation anomalies that are associated with the Atlantic portion of the leading circumglobal … WebJun 25, 2016 · In the same context, other authors suggest a multidecadal modulation of the ENSO impact in the summer circumglobal teleconnection pattern (CGT), via changes in its coupling to the Indian Summer Monsoon (ISM; ). According to these results, the weakening in the ENSO–ISM coupling after the 1970s leads to a weakening of the CGT …
Circumglobal teleconnection index
Did you know?
WebDec 14, 2024 · The circumglobal teleconnection index (CGTI) is defined as the average geopotential height anomalies of 200 hPa over the western-central Asian domain (35°–40° N, 60°–70° E). Above all, the interannual component of CGTI is positively correlated with the observed summer precipitation in the TCZ and the total water vapor release from the ... WebSep 1, 2005 · Abstract Analysis of the 56-yr NCEP–NCAR reanalysis data reveals a recurrent circumglobal teleconnection (CGT) pattern in the …
WebSep 1, 2005 · Abstract and Figures. Analysis of 56-year NCEP/NCAR reanalysis data reveals a recurrent circumglobal teleconnection (CGT) pattern in the summertime midlatitude circulation of the Northern ...
Webindex. The method of a composite provides information about both the spatial distribution and quantitative es-timation of the amplitudes of anomalies. In all of the cases studied … WebNov 14, 2024 · Regions bounded by red solid lines have surface altitudes higher than 2,500 m. (c) Composite evolution of the daily circumglobal teleconnection index (CGTI) for the 27 extreme precipitation events. …
WebThe other involves a high pressure (low pressure) anomaly associated with the North Atlantic SSTA tripole pattern that is transmitted to the mid- and low-latitudes by a circumglobal teleconnection pattern, leading to strong (weak) convective activity of MJO over the Indian Ocean.
WebFeb 4, 2011 · Results also show that the interannual variability of JJAS rainfall in northern China is closely associated with the Northern Hemisphere circumglobal teleconnection (CGT). Correlation coefficients between the CGT index and regional-averaged JJAS mean rainfall over NC and NEC were calculated, revealing values of up to 0.50 and 0.53, … bincy bennyWebThe teleconnection pattern possesses some striking dynamic properties that resemble those of the conventional circumglobal teleconnection (CGT) pattern defined on the … bincy abraham md npiWebSep 20, 2024 · The Northern hemispheric circum global teleconnection (CGT) pattern is thought to be maintained by two main forcings—viz-diabatic heating associated with the Indian summer monsoon (ISM) and barotropic instability generation over the jet exit region over the North Atlantic. The CGT and ISM impacts one another through the circulation … cys orange countyWebNov 17, 2024 · and the circumglobal teleconnection pattern has been hy-pothesized: while the diabatic heat sources associated with ISM convection can reinforce the … cysoul si tu tombesWebSep 29, 2024 · (chiefly zoology) Around the world; spanning the globe. 2015 July 31, “Predicting Consumer Biomass, Size-Structure, Production, Catch Potential, Responses … bincy babyWebApr 21, 2016 · Given the spatial scale of the wave train in the zonal direction (wavenumber 5), as well as the fact that it possesses barotropic structures and propagates along the Northern Hemispheric jet stream, it is referred to herein as the interdecadal circumglobal teleconnection (CGT) pattern. cys on fort blissWebFeb 9, 2010 · Further analysis suggested that the June 2009 circulation pattern is consistent with a prevailing mode of the summer circumglobal teleconnection pattern. The findings in this study provide information for improved understanding of the early summer rainfall regime in the CIW. ... Here, the high-index and low-index years were determined by … cys or cyf