Hurricane Ida is a remarkably dynamic storm, and proving hard to predict. Scientific American has a report: https://www.scientificamerican.com/article/how-hurricane-ida-got-so-big-so-fast/
Meanwhile, keep an eye on https://www.nhc.noaa.gov/ for the latest alerts on Ida and other storms to come.
Other useful links:
UMD Inclement Weather Guidance: https://umd.edu/weather
Capital Weather Gang: https://www.washingtonpost.com/local/weather/
UMD Weather https://twitter.com/UMD_Weather
Jordan Tessler @TerpWeather https://twitter.com/TerpWeather