Northern Lights Tracker App
Appelio
About this app
- Age 10
- Updated Nov 5, 2025
- OS IOS
Editor reviews
Northern Lights Tracker App is a real-time aurora forecast and travel companion for catching the aurora borealis. It delivers accurate Kp index insights, location-based visibility probabilities, and hourly sky clarity to plan the perfect viewing. An interactive map overlays cloud cover, aurora oval, and light pollution to help you pick the best spot fast. Smart, location-aware alerts notify you when conditions turn favorable near you or saved destinations, making travel and weather planning effortless.
Core features
- Real-time aurora forecast with Kp index and visibility timeline
- Live maps for cloud cover, aurora oval, and light pollution
- Smart alerts and trip planning for saved locations and custom thresholds
Screenshots
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How to use:
1. Download the app, allow location access, choose units, and enable notifications.
2. Sign in or continue as guest, then add your home base and any travel destinations.
3. Open Forecast to check Kp index, visibility probability, and hourly cloud cover for your location.
4. Use Map to compare aurora oval, cloud layers, and light pollution; tap a spot to see the best viewing window.
5. Set Alerts with your preferred Kp threshold and cloud limits, save favorite spots, and get notified when conditions are optimal.