atoc 4720: class 6: winds and precipitation
DESCRIPTION
ATOC 4720: class 6: Winds and precipitation. 1. Winds Scales of motions Longitudinally averaged zonal winds Tropospheric winds at different latitudes 2. Precipitation. Class 5: The temperature distribution and its measurement. Sharp drop In water. 80% mass All water (homo or heter?). - PowerPoint PPT PresentationTRANSCRIPT
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ATOC 4720: class 6: Winds ATOC 4720: class 6: Winds and precipitationand precipitation
1. Winds1. Winds Scales of motionsScales of motions Longitudinally averaged zonal Longitudinally averaged zonal
windswinds Tropospheric winds at different Tropospheric winds at different
latitudeslatitudes 2. Precipitation2. Precipitation
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Class 5: The temperature distribution and Class 5: The temperature distribution and its measurementits measurement
80% massAll water(homo or heter?)
Sharp dropIn water
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1. Winds in the earth’s 1. Winds in the earth’s atmosphereatmosphere
Spatial scales of motion: Spatial scales of motion: (1) Planetary-scale; (1) Planetary-scale; (2) Synoptic-scale (~a few hundreds of (2) Synoptic-scale (~a few hundreds of
km); km); (3) Meso-scale (a few tens of (3) Meso-scale (a few tens of
KM~hundreds km); KM~hundreds km); (4) Small-scale (< a few 10km). (4) Small-scale (< a few 10km).
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Planetary scale winds: zonal Planetary scale winds: zonal meanmean
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Winds in tropical stratosphere Winds in tropical stratosphere
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Winds in troposphere: middle Winds in troposphere: middle & high latitudes& high latitudes
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Surface PressureSurface Pressure
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Winds in the tropicsWinds in the tropics
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Easterly wave Perturbation Easterly wave Perturbation
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Asian-summer monsoonAsian-summer monsoon
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2. Precipitation2. Precipitation
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Precipitation JanuaryPrecipitation January
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JulyJuly
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