---
title: "iWindsurf: Weather and Waves — App Overview"
url: https://marlvel.ai/intel-report/weather/com-weatherflow-iwindsurf
category: Weather
developer: WeatherFlow
platforms: ios, android
rating: 4.8 (1.5K ratings)
pricing: freemium
report_level: overview
generated: 2026-04-17
last_verified: "2026-04-17T12:02:14.054Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers industry-leading hyper-local data, recent user feedback highlights significant concerns regarding UI stability, app performance, and the removal of legacy features like Apple Watch complications.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Weather |
| Rating | 4.8 ★ (1.5K) |
| Pricing | freemium |
| Platforms | iOS, Android |
| Latest Version (iOS) | 6.38 |
| Latest Version (Android) | 5.0 |
| Developer | WeatherFlow |

<!-- SECTION: Summary -->
## What is iWindsurf: Weather and Waves?

iWindsurf provides specialized weather and wave forecasting for wind-based water sports enthusiasts. The app distinguishes itself by integrating data from over 65,000 proprietary Tempest Weather Systems with government sources like NOAA and NWS to deliver localized, real-time wind reports.

<!-- SECTION: Key Features -->
## Key Features

- **Tempest Weather Systems**: Provides real-time, proprietary local weather data from sensors located on piers, buoys, and waterfront spots.
- **Tempest Rapid Refresh Model**: Delivers high-accuracy Nearcast predictions for specific sailing locations.
- **Multi-Source Data Integration**: Aggregates proprietary observations with government data from NOAA, NWS, AWOS, ASOS, METAR, and CWOP.
- **Customized Alerting**: Allows users to set personalized notifications for specific weather conditions and locations.

<!-- SECTION: Target Audience -->
## Who is it for?

Windsurfers, wing foilers, and water sports participants seeking precise, hyper-local wind and wave conditions.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/iwindsurf-weather-and-waves/id564865754?uo=2)
- [Google Play](https://play.google.com/store/apps/details?id=com.windalert.android.iwindsurf&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/intel-report/weather/com-weatherflow-iwindsurf)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/weather/com-weatherflow-iwindsurf).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*