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MT 311 -
Thermal Wind
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Thermal Wind Fall 2010 Meteorology 311Thermal Wind • What does the thermal wind allow you to do? • Determine layer mean advection from one sounding! – Mteor 311 class homepage • If you have Vgo, and the mean horizontal temperature gradient of a layer, you can find the geostropic wind at any other layer.Key Points • Thermal wind blows parallel to the isotherms (or thickness contours) with warm air to the right in the Northern Hemisphere. • Geostrophic wind backs with height → CAA • Geostrophic wind veers with height → WAAKey Points #2 • What vertical motion does CAA imply? • What vertical motion does WAA imply? • What happens to the thickness in regions where there is CAA? • What happens to the thickness in regions where there is
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