The Wesleyan Weather Station recorded a strong drop in local air pressure during Hurricane Sandy on Oct. 29. According to the weather report, the local sea-level barometric pressure was a normal 760 mmHg (millimeters of Mercury) on Oct. 28. When Hurricane Sandy passed through Wesleyan's campus on Oct. 29, the pressure dropped to a low of 733 mmHg during the storm's peak. "Low pressure generally indicates stormy conditions whereas high pressure is associated with fair weather," explains Johan "Joop" Varekamp, the Harold T. Stearns Professor of Earth Science. "We tend to only see the barometer drop this low in the…