Surge Tides

Know the tides. Anywhere. Anytime. Surge gives you accurate tide predictions from NOAA's official database — covering 3,000+ coastal stations across the United States — wrapped in a beautiful, dark ocean interface designed for life on the coast. LIVE TIDE CHARTS Scroll through 7 days of tide predictions with smooth waveforms and a real-time position indicator that shows you exactly where the tide stands right now. NOAA ACCURATE All data comes directly from NOAA's Tides and Currents API. No third-party sources, no guesswork — just the same trusted predictions used by mariners and coastal professionals. MULTI-LOCATION Save your favorite stations and swipe between them like your favorite weather app. Use GPS to find nearby stations instantly. APPLE WATCH COMPLICATION A glanceable tide sparkline right on your watch face. See the next high or low at a glance, and pick your station from your wrist. HOME SCREEN WIDGET At-a-glance tide sparkline and next high/low time — per location, always up to date. Available in small and medium sizes. BEAUTIFUL DESIGN Dark ocean aesthetic with smooth animations and layouts optimized for every screen size — iPhone, iPad, and Apple Watch. Whether you're surfing, fishing, kayaking, or just watching the water — Surge gives you the tide data you need, beautifully presented and always accurate.