Hak Su Lee^1,2, James Brown³, Yuqiong Liu^1,2, Limin Wu^1,4, James Ward^1,5, Alexander Maestre^6,7, Mark A Fresch¹, Hank Herr¹, Ernie Wells⁸ and Freddy Camacho^1,5, (1)NOAA/NWS/OWP, Silver Spring, MD, United States, (2)LEN Technologies, Oak Hill, VA, United States, (3)Hydrologic Solutions Limited, Southampton, United Kingdom, (4)Lynker, Leesburg, MD, United States, (5)CyberData Technologies Inc., Herndon, VA, United States, (6)NOAA/NWS Office of Water Prediction, National Water Center, Tuscaloosa, AL, United States, (7)University Corporation for Atmospheric Research, Boulder, CO, United States, (8)NOAA/NWS, Analyze, Forecast and Support Office, Silver Spring, MD, United States