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Welcome to the NWPS. If viewing on a mobile device, please try landscape mode. A QUICK START GUIDE IS AVAILABLE and includes guidance on accessing the legacy formatted hydrograph. Additional NWPS resources are available HERE.
A color-coded map indicates current river levels or flood stages for more than 6,500 streamgages in U.S. states and territories. Zoom to a region of interest and hover over any dot to generate a hydrograph of recently observed water levels at that site.
Sep 20, 2023 · The RFC provides hydrologic guidance for time scales that vary from hours (flash flood guidance and support to Local Flood Warning Systems) to days (traditional flood forecasts) to weeks (snowmelt forecasts), to months (seasonal water supply), as seen in the figure below.
US Dept of Commerce. National Oceanic and Atmospheric Administration. National Weather Service. 1325 East West Highway. Silver Spring, MD 20910. Comments?
Click on a state to learn more about the types of flooding experienced there and how residents can protect their lives and property. You will also find information on the top 5 floods for each state, learn which National Weather Service offices forecast for the area and more!
View sea level rise and potential coastal flooding impact areas and relative depth. Compare inundation levels to local relative sea level rise scenarios. View the level of confidence in the base data used for mapping inundation levels. View potential changes in marsh and other land cover types based on inundation levels.
Mar 28, 2024 · This new hub for water data, products and services combines local and regional forecasts with water data and new national level capabilities, such as flood inundation maps and the National Water Model.
