Tropical deep convection and tropical tropopause - Academia Sinica
Tropical deep convection and tropical tropopause - Academia Sinica
Tropical deep convection and tropical tropopause - Academia Sinica
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General behavior of the cloud<br />
• The updraft causes the cloud top layer to<br />
become unstable<br />
• A patch of the cloud material breaks off<br />
<strong>and</strong> penetrates into the stratosphere due<br />
to cloud top instability. It gradually<br />
spreads out <strong>and</strong> probably eventually<br />
dissipates.<br />
• The remaining cloud body “shrinks” back<br />
to the troposphere <strong>and</strong> oscillates about<br />
the LNB (~ 14-15 km).<br />
• The 14-17 km TTL layer also oscillates<br />
vertically. This oscillatory behavior has<br />
been observed before (e.g., Danielsen,<br />
1993).