SailFlow: Marine Forecasts

Whether you are racing, sailing or just cruising, you want and need the best possible forecasts and live wind reports… and SailFlow has them! We have deployed over 65,000 proprietary Tempest Weather Systems, giving you real-time local weather right where you sail. With exclusive SailFlow stations on near shore markers, buoys, piers, at yacht clubs and key waterfront spots, we have a terrific number of local sailing areas covered. Our Tempest Rapid Refresh Model delivers the most accurate Nearcast predictions to our customers. We supplement our proprietary data with information from government agencies including: NOAA, NWS, and bring in reports sets including the AWOS, ASOS, METAR, and even CWOP. SailFlow creates a complete view of the weather with radar, forecast maps, and customized alerting.

Why you should download SailFlow:

- Coastal observations from proprietary Tempest Weather Systems along with all public domain marine forecasts and reports (NOAA, NWS, METAR, ASOS, CWOP) including all major airports creating over 125,000 unique stations.

- Our exclusive Tempest Weather Systems deployed at marinas and beaches with haptic rain sensors, sonic anemometers, along with local barometric pressure sensors provide ground truth observations.

- Apple Watch compatibility

- Live wind from our systems provides a better windy conditions flow map – augmented by current station reports with advanced quality control.

- Our Proprietary AI-enhanced Nearcast provides enhanced forecasting for temperature, wind gust, speed, direction, humidity, dewpoint, precipitation rate, probability of precipitation, and cloud cover percentage which is perfect for sailing.

- Public domain forecast models including High Resolution Rapid Refresh (HRRR), North American Mesoscale Forecast System (NAM), Global Forecast System (GFS), Canadian Meteorological Centre Model (CMC) and Icosahedral Non Hydrostatic Model (ICON).

- Free subscription for unlimited wind notifications/alerts with customizable thresholds to email, text, or in-app.

- Create your own favorite station list to keep an eye on your go-to weather stations at all your marine and sailing spots.

- Maps - Live and Forecasted Wind, Forecasted Temperature, Radar, Satellite, Precipitation and Clouds, as well as Nautical Charts.

- National Weather Service (NWS) Marine Forecasts & Marine Warnings / Alerts.

- Additional weath