Best Flood Warning Apps

184+ iOS apps curated and reviewed

4.6 avg rating
17 free apps
Updated May 2026

Whether you're new to flood warning or looking for an upgrade, our curated collection of 184+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Top Picks for Flood Warning

Flood Alert Watcher#1

Flood Alert Watcher by John Benson

Flood Alerts & Warnings
Editor's Choice
☀️ Weather
4.8(5 ratings)
FreeAdsIn-App Purchases
Flood Alert Watcher screenshot 1
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Flood Alert Watcher screenshot 5
Flood Alert Watcher screenshot 6

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.

Storm Shield#2

Storm Shield by Mosaic S.r.l.

Severe Weather Alerts & Radar
Strong Contender
☀️ Weather
4.8😊(111K ratings)
FreeAdsIn-App Purchases
#15in Weather
Storm Shield screenshot 1
Storm Shield screenshot 2
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Storm Shield screenshot 5
Storm Shield screenshot 6

Receive precise, location-based severe weather alerts for tornadoes, hurricanes, floods, and more. Get voice and push notifications, view radar maps, and access forecasts. Optional premium features offer advanced radar imagery and lightning alerts.

What We Love

  • 🚀 Fastest weather alerts
  • 📡 Accurate radar and forecasts
  • 🔔 Customizable alerts and notifications
  • 💻 Simple and easy to use interface

Room to Improve

  • 💰 Subscription model for advanced features
  • 🔇 Loud and disruptive alerts
  • 🕰️ Delayed alerts compared to other apps
Rivercast - Levels & Forecasts#3

Rivercast - Levels & Forecasts by Juggernaut Technology, Inc.

River Data and Flood Alerts
Worth Considering
☀️ Weather
4.7😊(11K ratings)
FreeAdsIn-App Purchases
#67in Weather
Rivercast - Levels & Forecasts screenshot 1
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Rivercast - Levels & Forecasts screenshot 6

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.

What We Love

  • 🚀 Great app
  • 👍 Easy to navigate
  • 👍 Helpful for monitoring river levels
  • 👍 Useful for fishing and boating

Room to Improve

  • 🐛 Data not always up-to-date
  • 🔒 Paid subscription required for full functionality
  • 🔒 Can't view more than 30 hours of data without premium

More Flood Warning apps to explore

4
Emergency: Severe Weather App
Emergency: Severe Weather App
Emergency: Severe Weather App
Alerts, Maps, Radar & Shelters
Free

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.

Real-time severe weather alertsInteractive preparedness guidesPersonalized checklists
☀️ Weather
(6.1K)
free with in-app purchases
5
Clime: NOAA Weather Radar Live
Clime: NOAA Weather Radar Live
Clime: NOAA Weather Radar Live
Tornado, Rain & Storm Alerts
Free

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.

Real-time radar imagesSevere weather alertsPrecipitation forecast
☀️ Weather
(1M)
free with in-app purchases
6
The Weather Channel - Radar
The Weather Channel - Radar
The Weather Channel - Radar
Forecast Updates: Storms, Rain
Free

Get accurate daily and hourly weather forecasts, including severe storm alerts and air quality index. Plan up to 15 days in advance with personalized weather tracking and live radar maps.

Daily and hourly forecastsLive Doppler radar mapsSevere weather alerts
☀️ Weather
(5.9M)
free with in-app purchases
7
River Levels & Flows
River Levels & Flows
River Levels & Flows
USGS River Levels & Flows
$2.99

Access real-time USGS and AHPS river level and flow data. Receive push notifications for flood status and view weather prediction charts for significant river flood outlooks and precipitation forecasts.

USGS/AHPS river levels and flowsFlood status push notificationsWeather Prediction Center charts
☀️ Weather
(2.6K)
free
8
UkFloodPro
UkFloodPro
UkFloodPro
Monitor the UK river levels
Free

Monitor UK river levels, rain gauges, flood warnings, and tidal levels across England, Scotland, and Wales. Access detailed forecasts and view all flood warnings in a combined view. Features include saving favorite stations and viewing live rainfall data.

Monitor UK river, rain, and tidal levelsView 5-day flood forecastsSave favorite stations
☀️ Weather
(0)
free
9
PegelAlarm: Flood & Rain alert
PegelAlarm: Flood & Rain alert
PegelAlarm: Flood & Rain alert
Water Level & Emergency alarm
Free

This app provides real-time water levels and forecasts from over 30,000 measuring points worldwide. It alerts users to critical water levels, helping them prepare for potential floods and other water-related emergencies.

Real-time water level monitoringFlood and emergency alertsCustomizable warning thresholds
☀️ Weather
(0)
free with in-app purchases
10
King County Flood Warning
King County Flood Warning
King County Flood Warning
by County of King
Free

Receive real-time flood information for key rivers and creeks in King County. Track current river flows, flood stages, and forecasts to stay informed about potential hazards in your area.

Real-time flooding informationRiver flow and flood stage dataFlood forecasts
☀️ Weather
(3)
free
11
NOAA Weather Radio
NOAA Weather Radio
NOAA Weather Radio
Live Weather Radio To Go!
$4.99

Access live NOAA Weather Radio broadcasts with rewind and replay functionality. Receive critical weather alerts, forecasts, and current conditions for your location or chosen stations. Features include radar maps, lightning detection, and sharing capabilities.

Rewind and replay live broadcastsLive NOAA Weather Radio streamsAudible push weather alerts
☀️ Weather
(9.6K)
free with in-app purchases
12
Local Weather Radar & Forecast
Local Weather Radar & Forecast
Local Weather Radar & Forecast
Storm Warning & Tracker Alerts
Free

Get real-time local weather updates, including breaking news and traffic information for the USA and worldwide. Features include Doppler radar, hourly forecasts, hurricane tracking, and live transit alerts. Stay informed with weather station capabilities right in your pocket.

Local forecast and conditionsSatellite maps and Doppler radarHourly temperature timeline
☀️ Weather
(34K)
ad-supported
13
FloodWatch
FloodWatch
FloodWatch
Real-time river and flood data
Free

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.

Real-time river dataHistorical trends and graphsFavorites list for gauges
☀️ Weather
(228)
free with in-app purchases
14
AIoT - Based Flood Warning
AIoT - Based Flood Warning
AIoT - Based Flood Warning
AIoT-Flood Warning System_DATS
Free
☀️ Weather
(0)
15
KATV Channel 7 Weather
KATV Channel 7 Weather
KATV Channel 7 Weather
by Sinclair Broadcast Group, Inc
Free

Access up-to-date Arkansas weather information from a dedicated team of meteorologists. Features include high-resolution radar, future radar, satellite imagery, and customizable alerts for severe weather. Stay informed about current conditions and forecasts for your favorite locations.

250 meter high-resolution radarFuture radar for storm trackingHigh-resolution satellite imagery
☀️ Weather
(17K)
free
16
MyRadar Accurate Weather Radar
MyRadar Accurate Weather Radar
MyRadar Accurate Weather Radar
Doppler, NOAA & NWS Forecasts
Free

Get animated weather radar for your current location with up to two hours of loop data. Receive hyper-local, minute-by-minute rain alerts up to an hour in advance. Overlay various weather and environmental data layers for a comprehensive view.

Animated weather radarHyper-local rain alertsWind and frontal boundary layers
☀️ Weather
(1.1M)
free with in-app purchases
17
RainAware
RainAware
RainAware
Ultimate Weather Awareness App
$4.99

Get precise rain timing and severe weather alerts for your location. Visualize weather data with interactive graphs and maps, and customize notifications to stay informed about changing conditions.

Rain Clock with precise timingCustomizable rain and severe weather notificationsInteractive temperature and wind graphs
☀️ Weather
(1.1K)
free with in-app purchases
18
My Hurricane Tracker & Alerts
My Hurricane Tracker & Alerts
My Hurricane Tracker & Alerts
Hurricane & Tornado Tracker
Free

Track hurricanes, cyclones, tropical storms, and weather warnings with interactive maps and real-time updates. Receive push notifications for severe weather and access historical storm data. The interface is designed for clarity and ease of use.

Interactive tracking mapsNOAA forecast map & satellite imageryHistoric storm search
☀️ Weather
(66K)
ad-supported
19
Rain Alarm Live Weather Radar
Rain Alarm Live Weather Radar
Rain Alarm Live Weather Radar
Real-Time Rain & Snow Alerts
Free

Receive real-time push notifications for approaching rain or snow. This app utilizes live NOAA Doppler radar data to provide precise alerts, showing you exactly where precipitation is and when it will arrive. It offers comprehensive radar coverage across the US and many international locations.

Real-time rain and snow alertsPush notifications for approaching precipitationLive NOAA Doppler radar data
☀️ Weather
(2.9K)
free with in-app purchases
20
Storm Tracker°
Storm Tracker°
Storm Tracker°
My Weather & Tornado Radar
Free

Track severe weather events like storms, tornadoes, and hurricanes with real-time radar and forecasts. Get NOAA alerts for floods and other hazards. Monitor weather patterns up to 10 days in advance.

Live storm trackingDoppler radar for rain and snowNOAA weather warnings and alerts
☀️ Weather
(81K)
free with in-app purchases

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