The fall months are often imagined as a gentle respite between summertime heat and severe weather, such as the chaos of nor'easters and Alberta clippers. But it is at this time when the tropics extend their influence well north into temperate latitudes. The effects can be devastating, and seemingly all at once the meteorologist must draw upon skills and experience involving hurricanes, frontal systems, winter weather, and meticulous diagnosis hour by hour. In this issue, we'll take a look at one such case study.
TIM VASQUEZ is a former Air Force forecaster and author of Digital Atmosphere, a weather forecasting software program. He lives near Norman, Oklahoma, where he keeps busy as a weather consultant and software developer.

