Intraseasonal and Interseasonal Variability Zonal Structure of the
![Intraseasonal and Interseasonal Variability Intraseasonal and Interseasonal Variability](https://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-1.jpg)
Intraseasonal and Interseasonal Variability
![Zonal Structure of the MJO (Figure obtained from Ch. 4 of An Introduction to Zonal Structure of the MJO (Figure obtained from Ch. 4 of An Introduction to](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-2.jpg)
Zonal Structure of the MJO (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![MJO Impacts on Tropical Cyclones (Figure obtained from Ch. 4 of An Introduction to MJO Impacts on Tropical Cyclones (Figure obtained from Ch. 4 of An Introduction to](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-3.jpg)
MJO Impacts on Tropical Cyclones (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![MJO Impacts on Tropical Cyclones (Figure obtained from Ch. 4 of An Introduction to MJO Impacts on Tropical Cyclones (Figure obtained from Ch. 4 of An Introduction to](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-4.jpg)
MJO Impacts on Tropical Cyclones (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![Diabatic Effects at Higher Latitudes Diabatic heating near the waveguide Diabatic heating rate > Diabatic Effects at Higher Latitudes Diabatic heating near the waveguide Diabatic heating rate >](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-5.jpg)
Diabatic Effects at Higher Latitudes Diabatic heating near the waveguide Diabatic heating rate > 1 K/6 h 2 -PVU contour (dynamic tropopause) Vertical redistribution of PV near the waveguide 0 -PVU contour 700 h. Pa ascent (-10, -30, -50 h. Pa/h) Amplification of a ridge-trough pattern (1000 -300 h. Pa vertically integrated specific humidity) (Figure obtained from Röthlisberger et al. (2016, Quart. J. Roy. Meteor. Soc. ), their Fig. 5. © 2016, Royal Meteorological Society. )
![MJO Impacts on US Winter Temperatures (Figure obtained from Zhang (2013, BAMS), their Figure MJO Impacts on US Winter Temperatures (Figure obtained from Zhang (2013, BAMS), their Figure](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-6.jpg)
MJO Impacts on US Winter Temperatures (Figure obtained from Zhang (2013, BAMS), their Figure 9. © 2013, American Meteorological Society. )
![MJO Monitoring: OLR Anomalies (Figure obtained from Ch. 4 of An Introduction to Tropical MJO Monitoring: OLR Anomalies (Figure obtained from Ch. 4 of An Introduction to Tropical](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-7.jpg)
MJO Monitoring: OLR Anomalies (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![MJO Monitoring: Velocity Potential (Figure obtained from Ch. 4 of An Introduction to Tropical MJO Monitoring: Velocity Potential (Figure obtained from Ch. 4 of An Introduction to Tropical](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-8.jpg)
MJO Monitoring: Velocity Potential (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![Wheeler and Hendon (2004): MJO Phases EOF 1 = RMM 1 EOF 2 = Wheeler and Hendon (2004): MJO Phases EOF 1 = RMM 1 EOF 2 =](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-9.jpg)
Wheeler and Hendon (2004): MJO Phases EOF 1 = RMM 1 EOF 2 = RMM 2 (Figure obtained from Wheeler and Hendon (2004), their Figure 1. © 2004, AMS. )
![Wheeler and Hendon (2004): MJO Phases EOF 1 = RMM 1 EOF 2 = Wheeler and Hendon (2004): MJO Phases EOF 1 = RMM 1 EOF 2 =](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-10.jpg)
Wheeler and Hendon (2004): MJO Phases EOF 1 = RMM 1 EOF 2 = RMM 2 (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![Wheeler and Hendon (2004): MJO Phases (Figure obtained from Ch. 4 of An Introduction Wheeler and Hendon (2004): MJO Phases (Figure obtained from Ch. 4 of An Introduction](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-11.jpg)
Wheeler and Hendon (2004): MJO Phases (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![Wheeler and Hendon (2004): MJO Phases (Figure obtained from Ch. 4 of An Introduction Wheeler and Hendon (2004): MJO Phases (Figure obtained from Ch. 4 of An Introduction](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-12.jpg)
Wheeler and Hendon (2004): MJO Phases (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![Quasi-Biennial Oscillation (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , Quasi-Biennial Oscillation (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology ,](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-13.jpg)
Quasi-Biennial Oscillation (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![Quasi-Biennial Oscillation (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , Quasi-Biennial Oscillation (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology ,](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-14.jpg)
Quasi-Biennial Oscillation (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![QBO Dynamics Mixed Rossby-Gravity Wave Forcing Equatorially Trapped Kelvin Wave Forcing stratopause tropopause U<0 QBO Dynamics Mixed Rossby-Gravity Wave Forcing Equatorially Trapped Kelvin Wave Forcing stratopause tropopause U<0](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-15.jpg)
QBO Dynamics Mixed Rossby-Gravity Wave Forcing Equatorially Trapped Kelvin Wave Forcing stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![QBO Dynamics stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction QBO Dynamics stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-16.jpg)
QBO Dynamics stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
![QBO Dynamics stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction QBO Dynamics stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction](http://slidetodoc.com/presentation_image_h2/02166e853cf31f7bb318b12961a8602d/image-17.jpg)
QBO Dynamics stratopause tropopause U<0 U>0 (Figure obtained from Ch. 4 of An Introduction to Tropical Meteorology , 2 nd Edition. © 2016 COMET. )
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