Every boat equipped with a VOX unit automatically transmits its weather conditions.
These observations create a real-time map of actual conditions at sea, accessible to the entire community.
The larger the network grows, the more predictable and safer navigation becomes.
By equipping your boat, you also help improve weather forecasts for other sailors.
36-hour forecast from the ECMWF and CSF models
View the equipped vessels and their measured conditions at sea
Compare forecasts with actual conditions and anticipate changes in the weather
Get a notification when conditions in your sailing area deviate significantly from the forecast
Optimize your flight paths using actual observed conditions
The anonymized data helps improve our understanding of the ocean and weather models
Wind speed and direction
Speed and course of the boat
Atmospheric pressure
Sea surface temperature
Location & Tracking
Weather Vox constantly compares weather forecasts with the actual conditions reported by the community.
When significant discrepancies arise, you’ll be notified.
(Available in late 2026)
Weather Vox routing uses data collected from equipped vessels to provide more reliable routes.
Less uncertainty.
Fewer unpleasant surprises.
(Available in June)
| Free | Premium (for device owners) | |
| 36-hour forecast. ECMWF and GFC models | ✅ | ✅ |
| Data collected in real time by the community | ✅ | ✅ |
| Comparison of Forecast vs. Actual | ✅ | ✅ |
| Identifying your own boat | ❌ | ✅ |
| Weather routing | ❌ | Available in June 2026 |
| Custom alerts | ❌ | Available after summer 2026 |
| 24-Hour Tracking | ❌ | Available in 2027 |
| Pricing | Free | Free for 1 year after purchasing the device, then €6/month or €49/year |
Having a device and a premium account gives you access to the app’s advanced features, which are based on real-time network data.
In addition, the VOX device turns your boat into an active part of the system:
