scholarly journals Observational Study on Westerly Wind Burst over Sumatra, Indonesia by the Equatorial Atmosphere Radar

2006 ◽  
Vol 84A ◽  
pp. 95-112 ◽  
Author(s):  
Tri Handoko SETO ◽  
Masayuki K. YAMAMOTO ◽  
Hiroyuki HASHIGUCHI ◽  
Shoichiro FUKAO ◽  
Makoto ABO ◽  
...  
1996 ◽  
Vol 101 (C10) ◽  
pp. 22495-22512 ◽  
Author(s):  
W. D. Smyth ◽  
D. Hebert ◽  
J. N. Moum

2003 ◽  
Vol 16 (12) ◽  
pp. 1869-1890 ◽  
Author(s):  
Sophie Belamari ◽  
Jean-Luc Redelsperger ◽  
Marc Pontaud

1988 ◽  
Vol 93 (C9) ◽  
pp. 10589 ◽  
Author(s):  
Michael J. McPhaden ◽  
H. Paul Freitag ◽  
Stanley P. Hayes ◽  
Bruce A. Taft ◽  
Zeshi Chen ◽  
...  

1989 ◽  
Vol 94 (C4) ◽  
pp. 5027 ◽  
Author(s):  
Michael J. McPhaden ◽  
H. Paul Freitag ◽  
Stanley P. Hayes ◽  
Bruce A. Taft ◽  
Zeshi Chen ◽  
...  

2016 ◽  
Vol 29 (15) ◽  
pp. 5483-5499 ◽  
Author(s):  
Aaron Levine ◽  
Fei Fei Jin ◽  
Michael J. McPhaden

Abstract A major open question about El Niño–Southern Oscillation (ENSO) is what causes ENSO amplitude asymmetry, with strong El Niños generally larger than strong La Niñas. The authors examine a leading hypothesis—that the ENSO state modifies the fetch and/or wind speed of westerly wind bursts (WWBs) that create asymmetric forcing and an asymmetric ENSO response. Further, in El Niño forecasts, the number of WWBs expected increases in the month following a strong WWB when compared with the month preceding it. Using a conceptual model, a relationship is derived between the magnitude of the westerly wind burst state dependence on ENSO and ENSO asymmetry. It is found that this relationship between the magnitude of the state dependence and ENSO asymmetry holds in both the observations and 21 coupled climate models. Finally, it is found that because of state-dependent westerly wind burst forcing, extreme El Niño events tend to be of the eastern Pacific variety.


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