Should you go sailing today?

SailWindow answers in one glance, then shows you why: the official NOAA marine forecast, the nearest buoys, six wind models and a route planner, in one iPhone app built by a racing sailor.

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Summary: a Good, Caution or No-Go verdict with wind, gusts and waves Animated wind map comparing six forecast models off San Diego Route planner comparing four wind models from San Diego to Catalina Forecast charts for wind, waves and rain on Biscayne Bay Rain radar over South Florida Nearby NOAA buoys and stations

One-glance verdict

Good, Caution or No-Go for the hours ahead, from wind, gusts, waves, rain and thunder. Set your own limits for each spot.

Six wind models

GFS, HRRR, ECMWF, ICON, GEM and Météo-France on one animated map, plus an hour-by-hour table that shows where they disagree.

Route planner

Compare routes from four models for a distance race or a delivery, with synchronized playback. A planning aid, not a navigation system.

NOAA, read for you

The marine text forecast for your zone, active advisories, NWS forecast charts, live NDBC buoys and rain radar.

Made for where you sail, all year

San Diego, Newport and the SoCal coast. Biscayne Bay, the Keys, Tampa Bay and the Gulf. Charleston, the Chesapeake and the Great Lakes. Forecasts, alerts and buoys come from NOAA, so the full feature set covers U.S. coastal waters and the Great Lakes; the wind map and route planner work anywhere. Ready for iPhone Duo.