About this app

Whether you are wing foiling, wavesailing in breaking waves, or windsurfing the gnar on your local bay, river, or lake, you want and need the best possible forecasts and live wind reports… and iWindsurf has them! We have deployed over 65,000 proprietary Tempest Weather Systems, giving you real-time local weather right where you sail. With exclusive iWindsurf stations on near shore markers, buoys, piers, breakwaters, and key waterfront spots, we have a terrific number of local windsurfing 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. iWindsurf creates a complete view of the weather with radar, forecast maps, and customized alerting.

Why you should download iWindsurf:

- 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 coastal buildings, and at beaches, with haptic rain sensors, sonic anemometers, along with local barometric pressure sensors, provide ground truth observations.

- 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.

- 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), Icosahedral Non Hydrostatic Model (ICON).

- Free subscription for unlimited wind 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 your foiling, windsurfing, and surfing 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.

- Also:
- Tides charts
- Wave height, wave period
- Water temperature
- Sunrise / sunset
- Moonrise / moonset
- Historical wind statistics
- Windy days per month based on average and gust
- Wind direction distribution

Want more weather?

- Upgrade to Plus, Pro, or Gold membership to gain access to more weather stations and forecasts.

- Access our exclusive ultra high-quality array of meteorologist-sited Pro stations at tip top coastal locations.

- Unlock access to iWindsurf’s second-to-none meteorologist-written hyper-accurate Pro forecasts written daily for windsurfing hotspots coast-to-coast.

- Detailed weather info, gusts, rain radar, satellite, NOAA, NWS, at spots of interest to coastal residents and property owners near the ocean, rivers, and other bodies of water.

- On the water features
- Sea surface temperatures
- Sea surface currents
- Detailed historical wind statistics
- Historical wind speed average by year

What else can you do?

- Join the Tempest Weather Network!
- Get a Tempest Weather System for your house, business, windsurf club, pier, or backyard.

Support: help.tempest.earth/hc/en-us/categories/200419268-Sailflow-iKitesurf-iWindsurf-FishWeather-WindAlert

Connect:
- facebook.com/tempestwx
- twitter.com/tempest_wx
- youtube.com/@tempestwx
- instagram.com/tempest.earth

Contact Tempest: help.tempest.earth/hc/en-us/requests/new
Website: tempest.earth

By purchasing a subscription or downloading iWindsurf you agree that you have read and accept our Privacy Policy and Terms of Use.
got.wf/privacy
got.wf/terms

New features

- Bug Fixes and Performance Enhancements

App Permissions

Allows applications to open network sockets.
Allows applications to access information about networks.
Allows applications to access information about Wi-Fi networks.
Allows an app to access precise location.
Allows access to the vibrator.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows an application to read from external storage.