Wunderground: Tropical Cyclone Chapala took advantage of the the warmest waters ever recorded in the Arabian Sea at this time of year to put on a remarkable burst of rapid intensification overnight. Chapala topped out for the time being as a top-end Category 4 storm with 155 mph winds (1-minute average) at 2 am EDT Friday, according to the Joint Typhoon Warning Center (JTWC). The India Meteorology Department (IMD), which has official responsibility for tropical cyclone warnings in the North Indian Ocean, put Chapala's...