See it in action
On your wrist, at a glance and in full detail
Next tide & countdown
Full-day tide chart
Day list
Global tide predictions on your wrist - times, heights, and full-day charts from 4,700+ stations worldwide.
Your tide station, on your watch - wherever you are
TideCast finds your nearest tide station automatically and shows the next high and low, a countdown, rising/falling status, and a full-day tide curve - right on your Garmin watch. It draws on a worldwide network of over 4,700 stations, so you get accurate predictions whether you're surfing, fishing, sailing, paddling, or walking the coast.
Everything you need to read the water at a glance
Next high and low with a live countdown, rising/falling status, and the height range.
A smooth tide curve with sunrise/sunset bands, height gridlines, H/L labels, and a real-time now-line.
Browse every tide event by day, with heights and times in your station's local time.
An at-a-glance summary with a tide-state progress bar - no need to open the widget.
Finds your nearest station via GPS or Garmin Weather - no setup required.
Configurable automatic updates from 30 minutes to 3 days, plus 7-language support.
At ports with a genuine double high or low (Poole, Portland, Swanage and more), both peaks or troughs show clearly - optional, enable in chart settings.
Heights and station distance follow your watch's measurement units (feet & miles, or metres & kilometres), with separate Height and Distance overrides in settings.
On your wrist, at a glance and in full detail
Useful for free - upgrade when you want the week
Everything you need for the next couple of days.
£3.99 / year - for planning the week ahead.
Prefer not to auto-renew? One-off options at checkout: 1 year £5, 2 years £8, 3 years £10 - pay once, no renewal.
Activate at tide.extreme-media.co.uk/plus - enter the code from your watch (TideCast → MENU → Activate Plus). Secure payment by Stripe.
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Browse every station on the web - and grab its code
Prefer a bigger screen? The full tide service is also on the web at tide.extreme-media.co.uk - search any of the 4,700+ stations and see times, heights and charts right in your browser.
Every station has a short station code (for example TC0042) shown next to its name. With TideCast Plus, type that code - or a postcode/ZIP - into the widget's location setting to lock your watch to that exact station. Perfect for checking a coast you're travelling to, not just where you are now.
Data provided by tide.extreme-media.co.uk
709 stations
3,379 stations
1,000+ stations across Europe, Asia, Africa, South America and Oceania
Fenix, Forerunner, Epix, MARQ, Venu, Vivoactive, Approach, D2 and Descent