Avalon Offshore

Avalon Offshore is a marine navigation and offshore weather app built for boaters, sailors, anglers, and offshore crews. It delivers high-resolution marine forecasts and intuitive route planning so you can make safer, smarter decisions at sea. With global coverage, offline capability, and a clean map-first interface, it’s a dependable tool for coastal trips and bluewater passages. Core features - Pro-grade marine forecasts: wind, waves, swell, currents, precipitation, visibility, and pressure with hourly timelines and multi-day outlooks. - Weather-aware route planning: overlay forecasts on your route, evaluate departure windows, and compare alternatives for safer passages. - Offline charts and tracking: download regions for offline use, record GPS tracks, manage waypoints, and receive configurable alerts. Ideal for users seeking a marine navigation app, offshore weather forecast, nautical charts, and reliable route planning for boating, sailing, and fishing.