Global eastward propagation signals associated with the 4-5-year ENSO cycle

Verfasser / Beitragende:
[S.-Y. Simon Wang, Xianan Jiang, Boniface Fosu]
Ort, Verlag, Jahr:
2015
Enthalten in:
Climate Dynamics, 44/9-10(2015-05-01), 2825-2837
Format:
Artikel (online)
ID: 605475016
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024 7 0 |a 10.1007/s00382-014-2422-z  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00382-014-2422-z 
245 0 0 |a Global eastward propagation signals associated with the 4-5-year ENSO cycle  |h [Elektronische Daten]  |c [S.-Y. Simon Wang, Xianan Jiang, Boniface Fosu] 
520 3 |a Longitude-time evolution of sea surface temperature anomalies (SSTA) reveals a slow southeastward propagation from the western North Pacific (WNP) around 20°N to the Niño-3.4 region in the equatorial Central Pacific. The propagation is manifested as a narrow, southwest-northeast oriented SSTA band across the subtropical North Pacific, and its journey takes about 2-3years. The propagating SSTA appears to engage the initiation of the El Niño-Southern Oscillation (ENSO). The anomalies of surface winds, sea level pressure, outgoing longwave radiation, and velocity potential all exhibit a concurrent and distinct eastward propagation, one that appears to be circumglobaland is coupled with the predominant 4-5year frequency of the ENSO cycle. It is suggested that the previously found warming/cooling in the Indian Ocean induced by El Niño/La Niña, the progressive SSTA and wind anomalies across the Indian Ocean towards the WNP, and the predominant 4-5-year frequency of the North Pacific Oscillation collectively contribute to the reported SSTA propagation . The findings implicate that monitoring the SSTA propagation from the WNP towards the tropical central Pacific could be useful in tracking the ENSO development. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a ENSO cycle  |2 nationallicence 
690 7 |a SST propagation  |2 nationallicence 
690 7 |a Precursor  |2 nationallicence 
690 7 |a Prediction  |2 nationallicence 
690 7 |a WNP  |2 nationallicence 
700 1 |a Simon Wang  |D S.-Y  |u Utah Climate Center, Utah State University, Logan, UT, USA  |4 aut 
700 1 |a Jiang  |D Xianan  |u Joint Institute for Regional Earth System Science and Engineering, UCLA, Los Angeles, CA, USA  |4 aut 
700 1 |a Fosu  |D Boniface  |u Climate Sciences Program, Utah State University, Logan, UT, USA  |4 aut 
773 0 |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 44/9-10(2015-05-01), 2825-2837  |x 0930-7575  |q 44:9-10<2825  |1 2015  |2 44  |o 382 
856 4 0 |u https://doi.org/10.1007/s00382-014-2422-z  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00382-014-2422-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Simon Wang  |D S.-Y  |u Utah Climate Center, Utah State University, Logan, UT, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Jiang  |D Xianan  |u Joint Institute for Regional Earth System Science and Engineering, UCLA, Los Angeles, CA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fosu  |D Boniface  |u Climate Sciences Program, Utah State University, Logan, UT, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 44/9-10(2015-05-01), 2825-2837  |x 0930-7575  |q 44:9-10<2825  |1 2015  |2 44  |o 382