Surge Tides

Real-time NOAA tide predictions with beautiful charts for iPhone and Apple Watch. Track multiple stations, add home screen widgets, and check tides from your wrist.

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.