Current Streamflow Flood and High Flow VIC Soil Moisture Percentiles River Watch Customizable map shows data for flood gauges throughout the U.S. User can specify river basins, particular states, and various time periods with the interactive features. From the National Weather Service. Snow Water Equivalent Customizable map shows data for snow water equivalents (SWE), snow depth, snow temperature and more. Users can select different time periods and specify locations.