- WeatherMatrix is a worldwide organization of amateur and professional weather enthusiasts. Our ranks include meteorologists, storm chasers and spotters, and weather observers from all parts of the globe. Our mission is to provide a worldwide matrix, or, network, of weather observation and reporting. WeatherMatrix was formerly the Central Atlantic Storm Investigators (CASI).www.weatherwatchers.org
- www.ibiblio.org/dykki/ncweather.html