Recent Posts by Hulda Johannsdottir

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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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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April Newsletter

The NWA April Newsletter is here This monthly newsletter is a great member benefit, don't miss it! Included in this newsletter President's Message GOES-16 Enhancements May Webinar New JOM Article Diversity Committee: A Lesson on Autism New Seal Holders all this and much much more!
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Ideal hazardous weather messaging: A constant work in progress

Ideal hazardous weather messaging: A constant work in progress When I first started in the NWS many years ago, the ideas of communication and optimal messaging of weather information were not a significant focus of our operational forecasts and warnings. We stuck primarily to the science, although we did get a few bits of training…
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