GribStream is an online marine-weather service for sailors who need GRIB forecast data. It focuses on accessing and viewing forecast models for route planning and offshore passage preparation.
💡 Pick it for advanced weather routing, multiple forecast models, and offshore passage planning.
PredictWind offers weather forecasting services tailored for sailors, providing accurate weather data for route planning and navigation.
💡 Pick it for a polished free weather map with broad global coverage and many forecast layers.
Windy is a weather forecasting tool that provides real-time weather information and interactive maps for outdoor activities.
Free with in-app purchases
LuckGrib
💡 Pick it for powerful GRIB analysis on Apple devices without committing to a recurring subscription.
LuckGrib is a GRIB forecast and weather-routing application for sailors using Apple devices. It offers downloadable model data, forecast comparison, meteograms, and...
Paid, platform-dependent
SailGrib
💡 Pick it for an Android-first GRIB and routing workflow tailored to cruising and offshore sailing.
SailGrib is an Android sailing-weather application for GRIB forecasts, routing, and passage planning. It is designed for cruisers and offshore sailors who...
Freemium, paid features vary by plan
XyGrib contributors
💡 Pick it for a free open-source GRIB viewer with offline use and no subscription.
XyGrib is an actively maintained open-source desktop GRIB viewer derived from the zyGrib codebase. It is aimed at sailors, pilots, and weather...
💡 Pick it if you want free GRIB overlays integrated with charts, AIS, and full marine navigation.
OpenCPN is a free software for marine navigation with a wide range of features and plugins.
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