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The primary role of REACT volunteers was to stand and watch on CB Emergency Channel 9 to help motorists. Later, duties grew to include radio communications after disasters (e.g., tornadoes and floods), and before disasters (storm spotting). REACT safety communications for parades, runs/walks, and other community events also became prominent.
Where severe storms are possible, storm spotting groups such as Skywarn in the United States coordinate amateur radio operators and localized spotters to keep track of severe thunderstorms and tornadoes. Reports from spotters and chasers are given to the National Weather Service so that they have ground truth information to warn the general ...
Storm spotters are trained to discern whether a storm seen from a distance is a supercell. [8] They typically look to its rear, the main region of updraft and inflow. [8] Under the updraft is a rain-free base, and the next step of tornadogenesis is the formation of a rotating wall cloud. The vast majority of intense tornadoes occur with a wall ...
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The National Weather Service organizes in-person training sessions for storm spotters throughout the US. These often take place at a public venue such as a school or government building. Presentations usually include slide presentations and video. These sessions are free and open to the public for anyone wanting to become a spotter.
SPC storm spotter reports for hail two inches in diameter or larger, by month, from 2004 to 2024. ... Spatial changes in hail diameter classes for spring and summer. a-c, Mean multi-model changes ...
The National Weather Service offers storm spotting training session to the public throughout Central Indiana. ... Monday, March 18, 6:00pm - Skywarn Spotter Training - Vigo County. Wednesday ...
The Spotter Network (SN) is a system that utilizes storm spotter and chaser reports of location and severe weather in a centralized framework for use by coordinators such as emergency managers, Skywarn and related spotter organizations, and the National Weather Service.