Know river conditions before you go.

Riffle helps anglers, paddlers, rafters, boaters, and outdoor enthusiasts track river levels, flow rates, weather, and forecasts from over 28,000 river gauges across the United States. Access real-time data from USGS, NOAA, and USACE sources to make better decisions before your next trip.

River Conditions & Forecasts
• Track river flow (cfs), gauge height (ft), water temperature, clarity, precipitation, and more when available.
• View interactive graphs for the past 24 hours, 48 hours, 7 days, and 30 days.
• Monitor flood stages and river trends provided by NOAA.
• Premium users get access to NOAA predictive river flow and height forecasts to see how conditions may change in the days ahead.

Weather
• View current weather conditions at every river gauge location.
• See temperature, wind, cloud cover, visibility, UV index, sunrise/sunset times, and barometric pressure.
• Premium users get detailed 10-day hourly and daily weather forecasts.

River Alerts
• Create alerts and get notified when rivers reach your preferred conditions.
• Never miss ideal water levels for fishing, paddling, boating, or recreation.

Maps & Discovery
• Search and explore more than 28,000 river gauges nationwide.
• View gauge locations on an interactive map.
• Quickly find river conditions near you or your next destination.

Favorites & Custom Levels
• Save your favorite river gauges for quick access.
• Free users can save up to 5 favorites.
• Premium users can save unlimited favorites.
• Create custom levels to easily visualize important river conditions and thresholds.

Riffle aggregates publicly available data from:
• United States Geological Survey (USGS) - https://waterdata.usgs.gov
• National Oceanic and Atmospheric Administration (NOAA) - https://water.noaa.gov
• U.S. Army Corps of Engineers (USACE) - https://www.usace.army.mil

Disclaimer:
• Riffle is an independent application and is not affiliated with, endorsed by, authorized by, or representative of the United States Geological Survey (USGS), National Oceanic and Atmospheric Administration (NOAA), U.S. Army Corps of Engineers (USACE), or any other government agency. Information displayed in the app is obtained from publicly available government data sources listed above.

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