Tide Alert (NOAA) - Tide Chart3.5.1 - App Store

Tide Alert is the #1 app for tide predictions, tidal currents, and lunar phases, all in one beautiful interface. Powered by NOAA tide forecasts, it delivers accurate high tide and low tide times, current speeds, slack tide windows, swell data, water temperature, and wind conditions for thousands of stations along the US coastline.

Set custom alerts for high tide, low tide, or any tide level you choose and never miss a window again. With full offline support, your tide data is always available, even without cell service.

What's New:

Tidal Currents & Slack Tides
. View real-time tidal current speed overlayed on the tide chart.
. See slack tide periods with estimated begin and end times.
. Current data sourced from NOAA current prediction stations.

Compare Tide Charts
. Compare multiple stations side by side.
. Add stations to compare directly from the map.

Monthly High & Low
. Redesigned monthly view with visual tide range bars.
. See the month's lowest, highest, and average tidal range at a glance.

Apple Watch
. New ocean conditions view with wind, swell height, water temperature, and current speed.
. Tap the wave icon on the main screen to check conditions instantly.

Wind, Swell & Water Temperature
. Hourly wind speed, gust, and direction forecasts.
. Swell chart with height, period, and direction.
. Water temperature from NOAA and Open-Meteo.

Who is Tide Alert for?

Anyone who needs to know the tides. Fishermen timing their catch. Surfers checking swell and tides together. Kayakers and paddleboarders planning safe launches. Boaters and sailors navigating harbors. Crabbers and clammers working low tides. Beach photographers chasing golden hour at low tide. Dog walkers, birdwatchers, and tide pool explorers. Divers planning slack water entries.

Key Features:
. Tide predictions for thousands of NOAA stations across the US.
. Tidal current speed and slack tide annotations on the chart.
. Custom tide alerts - get notified for high tide, low tide, or any level.
. Full offline access to tide data and charts for favorite stations.
. Interactive map with station discovery and quick actions.
. Compare tide charts across multiple stations.
. Monthly high & low tide overview with daily range bars.
. Wind, swell, and water temperature conditions.
. Sunrise, sunset, moonrise, and moonset on the chart.
. Moon phase calendar.
. Apple Watch app with tide chart, conditions, and complications.
. Home Screen, Lock Screen, and StandBy widgets.
. iOS Shortcuts and Siri voice commands.
. Customizable chart symbols and reference levels.
. Supports all US time zones and daylight saving time.

Tide Alert is free to try with all features available during the trial period. After the trial, a subscription is required to continue.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
DISCLAIMER - See https://tidealert.app/disclaimer.html
Use Tide Alert at your own risk. Tide data does not account for the effects of wind, storms, rain, freshwater runoff, or floods. The tide graph uses predicted high and low tide events with approximated segments between them. Do NOT use Tide Alert for NAVIGATION or any purpose that may result in personal injury or property damage. Tide Alert is not liable for any loss, injuries, or damage caused by its use. Tide Alert is not associated with NOAA.

Version History UI polish and bug fixes 3.5.1 Sep 20 Complete redesign of Apple Watch app and watch complications.
Refreshed look for iOS home screen and lock screen widgets.
Redesigned iPad interface.
Bug fixes and general improvements. 3.5 Sep 14 Bug fixes and performance improvements. 3.4.1 Aug 25 • Tide predictions expanded beyond the U.S. — Canada, Mexico, and Latin America
• Water temperature, wind, and gust charts now show real NOAA observations, with clearly labeled forecasts for future dates
• Slack tide times are now measured from NOAA current data for better accuracy
• Redesigned wind and temperature charts, nearest-station setup on first launch, and bug fixes 3.4 Aug 20 Fixed an issue with slack tides and currents not displaying on chart when enabled. 3.3.2 Apr 27 Bug fixes.

New in 3.3
- View tidal current speed on the tide chart.
- See slack tide periods with estimated begin and end times.
- Control visibility from Settings
- Compare Tide Chart redesigned with improved curves and interactions.
- Add stations to compare directly from the map.
- Monthly High & Low updated with visual tide range bars
- More actions available from station options on the map.
- Bug fixes and stability improvements

Apple Watch
- New conditions view with wind, swell, water temperature, and currents.
- Bug fixes and stability improvements. 3.3.1 Apr 25 This update contains a number of new features and improvements.
- View tidal current speed on the tide chart.
- See slack tide periods with estimated begin and end times.
- Control visibility from Settings
- Compare Tide Chart redesigned with improved curves and interactions.
- Add stations to compare directly from the map.
- Monthly High & Low updated with visual tide range bars
- More actions available from station options on the map.
- Bug fixes and stability improvements

Apple Watch
- New conditions view with wind, swell, water temperature, and currents.
- Bug fixes and stability improvements. 3.3 Apr 7 Wind & temperature chart improvements to synchronously scroll both charts.
Toggle wind, gust, water and air temperature series individually.
Swell chart improvements.
Bug fixes. 3.2.3 Mar 20 Updated for iOS 26 compatibility.
Bug fixes and UI improvements. 3.2.2 09/23/2025 Minor bugfix. 3.2.1 08/29/2025 Thank you for your feedback. This update includes two of the most requested features.

* Water Temperature Forecasts
Water temperature data is now available on the main screen alongside air temperature (enable in Settings) and integrated into the Wind and Temperature chart view.

* Multi-Day Swell Forecasts
View current and upcoming swell forecasts in the enhanced Swell Chart view. 3.2 06/04/2025 Bug fix 3.1.2 05/16/2025 Minor Bugfix 3.1.1 11/23/2024 New home screen widgets to show tide, wind and gust forecasts.
Added support for tinted widgets on iOS.
UI improvements.

Apple Watch
New refreshed home screen. Turn the crown to see the chart update with time and tide level.
Bug fixes for watch OS face complications 3.1 10/29/2024 View hourly wind & gust forecasts for up to 10 days.
View hourly weather forecasts for up to 10 days.
Customize toolbar button to your choice.
Scheduled alert notifications have increased time window now.
General UI improvements and bug fixes. 3.0 10/19/2024 Bug fix 2.9.8 09/07/2024 Bug fix 2.9.7 09/05/2024 New kiosk mode for iPad auto-refreshes the chart periodically while preventing the screen from dimming or turning off. To enter kiosk mode, tap on the monitor icon on top right of the screen.
Tide table view and other chart views allows easier navigation to other months.
Honor the system setting for 24 hour time when displaying times within the app.
Bug fixes. 2.9.6 05/20/2024 Minor bug fixes 2.9.5 05/01/2024 New feature to setup alerts to get notified when tide level hits a specified tide level in addition to high tide and low tide events.
Compare tide charts allows adding or removing any tide stations you want to compare the charts with instead of just using favorite stations.
Bug fixes 2.9.4 04/14/2024 New tide table view that formats and presents the tide info for the entire month.
Featuring App Guide answering frequently asked questions.
Personalize the default chart symbol with alternate icon of your choice. 2.9.3 03/25/2024 Personalize the default chart symbol with alternate icons of your choice.
View charts for all your favorite station's from one place + date picker and swipe gestures added to change date and time in this view.
Reminder duration selection now allows as advance as 36 hours when setting up alerts.
Bug fixes. 2.9.2 03/18/2024 Compare tide charts between all your favorite tide stations from one place. 2.9.1 03/03/2024 New watchOS improvements
- New watchOS complications for corner, circular and large size complications.
- Improvements to existing watchOS complications.
- Improvements to the watchOS app interface and charts.
- Search is finally here in watchOS app. Quickly search to add new stations directly from the watch app.

New iOS widget improvements
- New widgets includes a tide table widget and a progress view widget.
- Improvements to existing widget graph interface to show more detail.
- Choose to show or hide the tide station from widget configuration.
- Bug fix - fixed widgets to show tide times in the station timezone.
- Use widgets in Standby mode (iOS 17).

New iOS App shortcuts
- Now you can ask Siri: 'Hey Siri, get tide level from Tide alert' or 'Get high tide from Tide alert'.
- Create custom shortcuts from Shortcuts app to create and customize your new shortcuts.
- Spotlight support - type 'current tide' or 'high tide' or 'low tide' in Spotlight search to run the shortcuts.
- Add shortcuts to your home screen for quick access.

Other improvements
- New settings option to disable automatic time reset whenever you open the app
- Bug fixes that caused blank views for some users 2.9 10/06/2023 Fix watch OS app to load tide info properly. 2.8.4 09/24/2023