Gauge Scout

Gauge Scout gives whitewater paddlers real-time river flow data, smart alerts, and 48-hour forecasts — everything you need to catch your favorite runs at the right level.

REAL-TIME MONITORING • Live USGS flow and stage data for rivers across the US • Flow trend analysis showing rising, falling, stable, or volatile conditions • 24-hour flow history chart with basin precipitation series (Pro) • Current weather conditions at each gauge location (Pro)

KNOW WHEN IT'S RUNNABLE • Set custom flow and stage ranges for each gauge to define your ideal conditions • Get notified the moment a river enters your runnable window

BUILT FOR PADDLERS • Add and monitor any USGS gauge in the US • Favorite your go-to runs for quick access • Custom gauge names so you see "Demshitz" instead of a gauge number or river name • Links to American Whitewater for run information

HOME SCREEN WIDGETS • Glance at your gauges without opening the app • Small, medium, and large widget sizes • Shows flow, trend, runnable status, and weather at a glance

GAUGE SCOUT PRO • Unlock weather conditions, forecasts, and predictions with a monthly subscription • All purchases through the App Store — cancel anytime

GAUGE WATERSHED WEATHER (Pro) • Full weather data for gauge location • Basin distributed precipitation samples for Average/Max/Min precipitation estimates

48-HOUR FLOW PREDICTIONS (Pro) • Predictive alerts tell you when a gauge is forecast to become runnable • Machine learning models trained on real hydrological data forecast river flows up to 48 hours out • Basin-wide precipitation sampling shows rainfall variability across the watershed • NOAA MRMS radar precipitation overlay on interactive maps • Next 48-Hr NWS precipitation forecast overlay with tap-to-read values • Confidence-gated alerts wait for multiple forecast cycles to agree, reducing false alarms

iPAD EXPERIENCE (Pro) • Full-screen interactive map with split-view gauge list and detail panel • Basin watershed polygons showing drainage area

Apple Watch Companion App (Pro) • Concise view of gauge status, with complication support

LIVE ACTIVITIES (Pro) • When a gauge is approaching runnable state (user defined) Dynamic Island alert displays

iCLOUD SYNC • Your gauge selections and preferences sync across your Apple devices

Gauge Scout uses public data from the U.S. Geological Survey (USGS), NOAA Multi-Radar Multi-Sensor (MRMS) system, and Apple WeatherKit. No account required. No ads. No tracking.

Privacy Policy: https://connriverdesign.github.io/rivergauges-site/privacy.html Terms of Use: https://connriverdesign.github.io/rivergauges-site/terms.html