Skip to content Skip to sidebar Skip to footer

Navigating the NWS River Level Viewer: A Comprehensive Guide

The National Weather Service (NWS) River Level Viewer is an indispensable tool for monitoring river conditions and staying informed about potential flooding risks. This easy-to-use platform provides real-time data on river levels, forecasts, and historical information. Understanding how to navigate the viewer will empower you to make informed decisions about your safety and property.

Accessing the NWS River Level Viewer

To access the River Level Viewer, visit the NWS website at Alternatively, you can directly visit:

Understanding the Interface

The viewer's interface is designed to be user-friendly and intuitive. The main navigation menu, located at the top of the page, offers quick access to various features:

  • Map: This interactive map displays river levels and forecasts across the country.
  • Sites: This section provides a list of all gauging stations, which are used to monitor river levels.
  • Forecasts: View predicted river levels for specific gauging stations.
  • Hydrographs: Visualize historical and real-time river level data in a graph format.

Using the Map View

The map view is a convenient way to visualize river levels in your area or anywhere in the country.

  • Zoom In/Out: Use the zoom buttons or your mouse to adjust the map's scale.
  • Pan: Click and drag the map to move it around.
  • Legend: The legend in the upper right corner explains the colors and symbols used to represent river levels.
  • Gauge Locations: Gauging stations are represented by small circles on the map. Hover over a circle to view the station's name and real-time river level.
  • River Basins: The map is divided into different river basins, which are grouped by color. Click on a basin to view a list of gauging stations within that area.

Exploring the Sites Section

The Sites section lists all the gauging stations in the NWS database.

  • Filter: Use the search bar to filter stations by name, state, or county.
  • Stations: Click on a station name to view detailed information, including its location, current river level, forecast, and hydrograph.
  • View Map: Toggle the map view to display the location of the selected station.

Understanding River Level Forecasts

The Forecasts section provides predicted river levels for specific gauging stations.

  • Time: Select a specific time or date to view the forecast for that period.
  • Forecast: The forecast table displays predicted river levels at specific intervals (e.g., every 6 hours).
  • Confidence: The confidence indicator shows the probability that the forecast will be accurate.
  • Legend: The legend explains the color-coded categories used to indicate the severity of potential flooding:

    • Minor Flooding: Light blue
    • Moderate Flooding: Yellow
    • Major Flooding: Orange
    • Record Flooding: Red

Visualizing River Level Data with Hydrographs

Hydrographs provide a graphical representation of historical and real-time river level data.

  • Timespan: Select a timespan from the drop-down menu to view data for a specific period.
  • Data: The graph displays the river level over time.
  • Thresholds: The graph also shows threshold lines for various flood stages (e.g., action stage, flood stage).
  • Click and Drag: Click and drag a section of the graph to zoom in on a specific time period.

Additional Features

  • Gauge Status: View the status of a gauging station (e.g., operational, out of service).
  • Notifications: Set up notifications to receive alerts when river levels reach a specific threshold.
  • Data Export: Download river level data in various formats (e.g., CSV, JSON).
  • Glossary: Access definitions of technical terms used in the viewer.


The NWS River Level Viewer is a valuable resource for monitoring river conditions, staying informed about potential flooding risks, and making informed decisions about your safety and property. By understanding how to navigate the viewer's interface and utilize its various features, you can stay prepared and mitigate the impact of flooding events.

California Storm Dumps 3 inches of Rain in 1 Hour – FloodList
Kyocera Net Viewer Kyocera Document Solutions America
NWS OCWWS Climate Services Division CTB – CPC – CSD Collaboration Dr
NWS River Forecast Center domains. Download Scientific Diagram
Sea Level Rise Map Viewer NOAA
Bullseye of Bad Weather Severe Threat Tornado Risk in Northeast Today
NWS releases updated river levels and crest information KHQA
NOAA's National Weather Service (NWS) Weather Forecast Offices (WFOs)
Comprehensive software product for visualizing administering
25 Best Things About LIFE BELOW WATER – Falaknaz Group
Navigating Map Viewer TRecs GIS UT Austin Wikis navigating gis wikis
How to IRL Stream on Twitch A Comprehensive Guide Stream District irl twitch
River monitoring site 7 PPT
UShock Unreal level viewer file ModDB unreal viewer level file comments
Introduction to the NWS Damage Survey Viewer YouTube survey damage nws
How far is it? North River Geographic Systems Inc
Status of Philpott Lake philpott
New Orleans left underwater as city races to prepare for approaching storm accuweather underwater
NOAA National Weather Service Current and Forecast River Stages noaa weather stages
NWS River Forecast Center domains. Download Scientific Diagram
Weather Alerts And Advisories For D.C Marty Shaylyn
Flood Resources GuadalupeBlanco River Authority flood guadalupe
Nifty Level Viewer Uncovers The Secrets Of A Classic N64 Racer
WFO Tulsa Additional Links nws weather forecast tulsa tsa offices wfo additional links centers river gov

Post a Comment for "Navigating the NWS River Level Viewer: A Comprehensive Guide"