Polarimetric tornadic debris signatures (TDSs) provide a means of confirming that a strong wind field has lofted debris to the altitude of the radar beam. They can increase confidence in an ongoing tornado, which may be noted in tornado warning text to increase the sense of urgency. They may also serve as indicators of weak…
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About: Hulda Johannsdottir
Recent Posts by Hulda Johannsdottir
Throwing Caution to the Wind: National Weather Service Wind Products as Perceived by a Weather-Salient Sample
Weather products generated by the National Weather Service (NWS) are crucial for communicating information about weather events. However, it is unclear if the public understands those that exclusively involve wind terminology or the risk posed by nonconvective wind events. To further investigate these questions, we surveyed 373 members of the public from Georgia and Virginia…
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Monthly President’s Message
What will the future of forecasting look like? Gail Hartfield, July 2017 When I was a kid, my family, like many at that time, had a hefty set of encyclopedias that I relied on for school research projects. It was laborious at times, thumbing through one or more of the 24 volumes to find the…
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Forecasting the Inland Extent of Lake Effect Snow Bands Downwind of Lake Ontario
Determining the inland extent (IE) of lake effect snow (LES) is an ongoing operational forecasting challenge at the Albany and Binghamton National Weather Service (NWS) forecast offices, and several other NWS forecast offices in the Great Lakes region. Assuming favorable conditions for development of LES, determining how far inland snow bands will extend is critical…
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