The new head of the National Weather Service is the legendary Louis Uccellini.
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Since then, models have become even more accurate, have better resolution, can run further out into the future and are capable of processing significantly more satellite data, Uccellini said.
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At the time, new numerical weather models helped forecasters predict extreme weather events two to four days out, said Louis Uccellini, director of the National Oceanic and Atmospheric Administration's National Centers for Environmental Prediction.