Stroomatlas (Interactief)

NEW — the tide scrubber. Drag the tide curve at the bottom of the map and watch every current arrow turn, hour by hour. Tap the date to jump to any day. NEW — USA tidal streams, free. San Francisco Bay, Puget Sound, New York, the Gulf of Maine, the US Southeast and Southeast Alaska. Also new: tap any arrow for its speed and direction, a colour legend for current strength, and correct local times for every port. Fair winds!

New in 1.14.0: tidal currents for the entire French coast — one continuous coastline from the Belgian/Dutch border to the Spanish border. Free and fully offline. • Strait of Dover / Pas-de-Calais — Calais, Dunkerque and Boulogne, joining straight on to the Dutch coast • English Channel (La Manche) & Normandy — the Baie de Seine (Le Havre), the Cotentin and the famous Raz Blanchard / Alderney Race off Cap de la Hague near Cherbourg • Channel Islands & the Golfe Normand-Breton — Saint-Malo, Jersey, Guernsey, Paimpol and North Brittany (Roscoff) • Atlantic coast / Bay of Biscay — West Brittany (mer d'Iroise, Ouessant, Raz de Sein, rade de Brest), South Brittany, the Pertuis Charentais (La Rochelle, Île de Ré, Oléron), the Gironde estuary and the Loire • Data from SHOM, the French hydrographic office • The Netherlands stays fully covered: North Sea, Wadden Sea and the Zeeland/Scheldt delta • The Apple Watch app, tide widget and departure & tide alerts (Stroomatlas Pro) remain available

New in this version: • Departure & tide alerts — get notified automatically for high/low water and the best time to leave (Stroomatlas Pro). • Home-screen tide widget — next high & low water at a glance (free). Plus: tide data for many more departure harbors and small improvements.