Recent Posts by Hulda Johannsdottir

The Joys of Working Together

The Joys of Working Together Gail Hartfield, November 2017 I must admit that I am still feeling the glow of another successful NWA Annual Meeting. No, I’m not talking about the glow from the California sunshine. (Actually, on most days, the morning stratus held on into the early afternoon!) I’m referring to that burst of…
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November Webinar

The next NWA Webinar Wednesday will be held November 1 at 10:00 a.m. CDT. This webinar is titled Hurricane Harvey: Major Storm, Major Challenge. To register to watch the webinar please click here.
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Short-term Forecasts of Left-Moving Supercells from an Experimental Warn-on-Forecast System

Most research in storm-scale numerical weather prediction has been focused on right-moving supercells as they typically lend themselves to all forms of high-impact weather, including tornadoes. As the dynamics behind splitting updrafts and storm motion have become better understood, differentiating between atmospheric conditions that encourage right- and left-moving supercells has become the subject of increasing…
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