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PredictWind vs Windy: catalog facts
PredictWind	Windy

Best for: Sailors planning passages around wind and weather	Best for: Sailors, pilots and outdoor sports planners checking wind and weather
Free + paid options Some forecasts are free; routing and advanced features need a paid plan.	Free + paid options Free to use in the browser, with a paid premium subscription for extra features.
Web	Web
High-resolution wind forecasts Weather routing and departure planning together Aimed specifically at sailing and ocean racing	Compare several forecast models such as ECMWF and GFS Animated wind, wave and radar layers METAR, TAF and NOTAMs for airports Point forecasts for any spot
Advanced features are paid Proprietary hosted service	Needs an internet connection Closed source
Web application, Hosted service	Web application
Not open source	Not open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Sources for PredictWind predictwind.com Catalog checked September 24, 2026	Official website Full listing and sources Sources for Windy windy.com Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.