FREE IOS app, tells you how long it will take to boat between destinations based on tidal currents. From 15-year-old Advik Eswaran
FREE tide and current forecast information for Washington State
FREE Atlas of Tidal Currents for Juan de Fuca Strait to Strait of Georgia (PDF) from Canadian Hydrographic Service
This app is very handy, automates looking up the correct Tidal Current plates from the Canadian Hydrographic Service for our waters. For iphone, ipad, android.