![](http://extremeweather.columbia.edu/files/2015/07/ISS004-E-12656-150x150.jpg)
If you take a look at nearly any satellite image of clouds in the tropics (for example, the GOES west geostationary satellite image from a few days ago), you’ll notice that convective clouds (the tall thunderstorm clouds associated with strong circulations) tend to be organized into clusters. This clustering ranges from features such as squall […]