Monitor real-time river and flood data across the United States. Track river height, discharge, precipitation, and water temperature with data from USGS and NWS. Ideal for property owners, outdoor enthusiasts, and anyone needing flood awareness.






250+ iOS apps curated and reviewed
Finding the right floodwatch apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.7★ (280) | Yes | Yes | Aug 2026 | |
| 2 | Free | 4.7★ (11K) | Yes | Yes | Aug 2026 | |
| 3 | Free | 4.8★ (5) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.9★ (49K) | No | Yes | Aug 2026 | |
| 5 | Free | 4.5★ (1M) | Yes | Yes | Aug 2026 | |
| 6 | Free | — | No | No | Aug 2026 | |
| 7 | Free | — | No | No | May 2026 | |
| 8 | Free | 5.0★ (9) | No | No | Jul 2026 |






Monitor real-time river and flood data across the United States. Track river height, discharge, precipitation, and water temperature with data from USGS and NWS. Ideal for property owners, outdoor enthusiasts, and anyone needing flood awareness.






Monitor river levels, flow rates, and flood warnings with real-time data and forecasts. Get custom alerts for your favorite waterways and visualize trends with interactive graphs. Essential for anyone living, working, or recreating near water.






Receive real-time flood alerts and weather warnings for the UK. View interactive flood maps, understand warning levels, and get peace of mind with trusted data from the Environment Agency.


Get real-time wildfire information and alerts powered by a dedicated team of first responders and reporters. Receive immediate updates on fire perimeters, evacuation orders, and firefighting efforts, going beyond delayed government alerts to keep you informed and safe.


Get real-time radar, severe weather alerts, and accurate forecasts. This app provides detailed weather information, including precipitation, temperature, and wind, to help you stay informed and safe from approaching storms.






Access real-time streamflow, river levels, and flood forecasts from over 6,000 locations across the U.S. Save your favorite streamgages for quick access to critical waterbody information.


Stay safe during extreme weather and disasters with real-time alerts, interactive preparedness guides, and essential tools. This app provides official weather notifications, live maps, and helps locate shelters and services when you need them most.


This official app provides real-time flood situation updates and forecasts up to 7 days across India. It utilizes advanced technologies for accurate predictions, offers location-specific alerts, and includes reservoir storage data. The app aims to help users stay informed and prepare for potential flood risks.




This app provides real-time flood monitoring for Ellicott City, Maryland residents. It offers live river data, weather alerts, and personalized flood risk assessments for your property. Stay informed and safe with detailed flood zone maps and water quality information.




Access real-time water levels, flows, and temperatures for rivers worldwide. Ideal for sports enthusiasts and professionals, it offers detailed maps, navigability information, and customizable alerts for over 40,000 hydrometric stations.






This app helps you identify flood-prone areas near a specific U.S. street address. It can generate printable maps or interactive overlays based on available FEMA flood study data. Useful for risk assessment before or after severe weather events.






This app provides detailed flood risk information for any US location using official FEMA data. It offers real-time updates on stream gauges, weather alerts, and radar, helping users make informed decisions about potential flood hazards.