Donald W Johnson¹, Nels J Frazier², Fred L. Ogden³, Shengting Cui⁴, David L Blodgett⁵, Joseph Davis Hughes⁶, Parker A Norton II⁵ and Ryan Cabell⁷, (1)NOAA Affiliate, CyberData Technologies, Office of Water Prediction, National Water Center, Analysis and Prediction Division, Tuscaloosa, AL, United States, (2)NOAA Affiliate, CyberData Technologies, Office of Water Prediction, National Water Center, Tuscaloosa, AL, United States, (3)NOAA/NWS Office of Water Prediction, National Water Center, Tuscaloosa, AL, United States, (4)NOAA Affiliate, ERT Inc, Office of Water Prediction, National Water Center, Tuscaloosa, AL, United States, (5)USGS, Baltimore, MD, United States, (6)USGS, Integrated Modeling and Prediction Division, Reston, VA, United States, (7)NCAR, Boulder, CO, United States