Monthly Archives: May 2017

Lower Mississippi River Valley Quasi-Linear Convective System Tornado Environments and Radar Signatures

Considerable research has compared quasi-linear convective system (QLCS) tornadoes and tornadoes associated with other convective modes. The present study seeks to identify environmental and radar characteristics associated with, specifically, QLCS tornadoes occurring in the lower Mississippi River Valley, with analysis focused on seasonal and tornado-intensity variability. Archived radar and mesoanalysis data from 2009–2013 are analyzed…
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Utilizing Crowd-Sourced Rainfall and Flood Impact Information to Improve the Analysis of the North Central Gulf Coast Flood Event of April 2014

In late April 2014, a slow-moving cold front exiting the central plains produced a large area of showers and embedded thunderstorms across the southeastern United States. In the lower Mississippi Valley, a line of heavy thunderstorms initially developed the evening of 28 April 2014 with subsequent thunderstorm outbreaks for the next two evenings centered on…
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Presentation Notifications

Notifications for oral presentations and posters at the NWA Annual Meeting in September have been sent out. Be sure to check your email, and contact nwahelp@nwas.org if you have questions about your status.
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NWA Annual Meeting Sponsors

The NWA wants to thank its Platinum Sponsors for their tremendous support for this year's upcoming Annual Meeting, held in Garden Grove, California, September 16-21. For more information an all the available sponsorship opportunities please click here.
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