Real-Time Tide & Flood Monitoring

Don't get caught by unexpected rising seas. Access live water levels, flood data, tidal forecasts for your local waterway or flood zone from anywhere.

Know your local waters in real-time

Make informed decisions for safer navigation, property protection, and emergency management.
  • Real-Time Water Levels
    Monitor live tide and flood data from precision gauges installed in waterways and flood-prone areas. Updated continuously for the most accurate local conditions.
  • Local Tide Forecasts
    Get NOAA-technique-based predictions tailored to your specific location. Perfect for areas without public forecasts where tides vary dramatically from nearby stations.
  • Tide & Flood Calendars
    Plan ahead with monthly calendars showing high and low tide events, precise water heights, and critical threshold alerts. Export directly to your personal calendar.
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Everything you need for safer decisions

From recreational boating to emergency flood management, Tide Alerts delivers water level intelligence you can trust.
  • Live Monitoring
    Track current water levels with real-time updates from solar-powered gauges connected via cellular network.
  • Interactive Maps
    Visualize station locations with live water levels. Select any station for detailed charts and forecasts.
  • Tide Charts & Tables
    View historical trends and future predictions with detailed charts and comprehensive tide tables.
  • Calendar Integration
    Sync tide events to Google Calendar, Apple Calendar, Outlook, or your preferred calendar app. Never miss a critical high or low tide.
  • Threshold Tracking
    Highlight times when water is too low for safe navigation or reaching dangerous flood-risk levels.
  • Custom Alerts (Coming Soon)
    Receive notifications when water levels reach your defined thresholds for navigation safety, flood warnings, or bridge clearance.

Start monitoring today

Core features are free to access. Create an account to unlock favorites, advanced features, and custom alerts as they become available.
Public Access
No account needed to get started.
Free
  • Real-time tide and flood monitoring
  • Interactive maps
  • Tide charts and tables
  • Monthly calendars with tide events
  • Sync calendars with your device
  • Print monthly tide tables
  • Up to 5 favorite stations
Free Account
Sign up for enhanced features.
Free
  • Everything in Public Access
  • Unlimited favorite stations
  • Sync favorites between devices
  • Historic data access (past 2 weeks)
  • Follow public alerts (coming soon)
Need Hardware?
Get a station at your location.
Custom
  • Solar-powered cellular gauges
  • Easy pier and dock installation
  • Tilt or ultrasonic sensor options
  • Ideal for areas without forecasts
  • Emergency management ready
  • Field-proven since 2010
  • Seamless web app integration
  • Professional support

Ready to monitor your local waters?

Join waterfront communities using Tide Alerts for safer, smarter decisions.