1. ATOC 4720: class 6: Winds and precipitation
Scales of motions
Longitudinally averaged zonal winds
Tropospheric winds at different latitudes
2. Precipitation

2. Class 5: The temperature distribution and its measurement
Sharp drop
In water
80% mass
All water
(homo or heter?)

5. 1. Winds in the earth’s atmosphere
Spatial scales of motion:
(1) Planetary-scale;
(2) Synoptic-scale (~a few hundreds of km);
(3) Meso-scale (a few tens of KM~hundreds km);
(4) Small-scale (< a few 10km).

6. Planetary scale winds: zonal mean

7. Winds in tropical stratosphere

8. Winds in troposphere: middle & high latitudes

9. Surface Pressure

10. Winds in the tropics

11. Easterly wave Perturbation

12. Asian-summer monsoon

13. 2. Precipitation

15. Precipitation January

16. July