1. Hydrological Sciences BranchNASA Goddard Space Flight Center Greenbelt Maryland USA
2. Also at General Sciences Operation, Science Applications International Corporation, Beltsville, Maryland, USA.
3. Environmental Modeling CenterNational Centers for Environmental Prediction, National Oceanic and Atmospheric Administration Camp Springs Maryland USA
4. Department of Civil and Environmental EngineeringPrinceton University Princeton New Jersey USA
5. Office of Hydrologic DevelopmentNational Weather Service, National Oceanic and Atmospheric Administration Silver Spring Maryland USA
6. Department of Environmental SciencesRutgers University New Brunswick New Jersey USA
7. Department of Atmospheric SciencesColorado State University Fort Collins Colorado USA
8. Now at Department of Civil and Environmental Engineering, Princeton University, Princeton, New Jersey, USA.
9. Department of MeteorologyUniversity of Maryland College Park Maryland USA
10. Office of ResearchNational Environmental Satellite Data and Information Service, National Oceanic and Atmospheric Administration Camp Springs Maryland USA