Exactly what I needed!
As a distance runner in Tampa, I need to know when the best/safest times to run are…. This app is PERFECT!! Love it! Highly highly recommend.
Free
In-App Purchases
About
This app provides clear outdoor risk guidance based on hourly weather data, highlighting safe times for outdoor activities. It accounts for lightning, heat, wind, air quality, and rain, offering tailored advice for various pursuits.
✓Clear outdoor risk guidance
✓48-hour hourly risk timeline
✓Lightning-aware storm risk
✓Heat, air quality, wind, UV, rain, snow context
✓National Weather Service alert awareness
✓Home Screen widgets and Apple Watch support
Show original description
What's New in Storm Window
1.7
September 21, 2026
StormWindow now helps you find the best time to get outside, with new activity recommendations that account for your plans, preferred times, weather risks, daylight, and changing conditions. This update also adds support for watching multiple activities at one location, improves widgets and Apple Watch views, adds new Shortcuts and Control Center actions, and makes alerts, settings, onboarding, and safety explanations clearer throughout the app. Also included: refined Home layout, improved Wind Map controls, smarter daylight/dawn/dusk timing, better risk scaling for longer activities, and several reliability fixes.
More4
Subscriptions & In-App Purchases
Storm Window Pro Monthly
Monthly access to Storm Window Pro features.
$2.991 Month
User reviews
Developer apps
FAQ
What is Storm Window?
Storm Window provides clear outdoor risk guidance by turning hourly weather data into an easy-to-understand timeline. It helps users identify when conditions are safe for outdoor activities, considering factors like lightning, heat, and air quality.
What types of weather risks does Storm Window cover?
Storm Window covers a range of weather risks including lightning, heat, air quality, wind, UV, rain, and snow. It aims to give users a comprehensive understanding of potential hazards for outdoor planning.
Does Storm Window offer personalized features?
Yes, Storm Window Pro and Pro+ offer personalized features. These include activity-specific risk profiles, custom activity profiles, personal heat and AQI sensitivity tuning, and activity-aware guidance like 'Should I Go?'.
What are the subscription options for Storm Window?
Storm Window offers monthly and annual subscription plans for Storm Window Pro and Pro+. Annual plans include a 7-day free trial, with prices ranging from $19.99/year for Pro to $29.99/year for Pro+.
How does Storm Window provide risk explanations?
Storm Window provides built-in explanations for each hour's risk, detailing what factors are driving the assessment. Pro+ versions leverage Apple Intelligence on supported devices for enhanced risk explanations.
Is Storm Window available on Apple Watch?
Yes, Storm Window supports Apple Watch, offering Home Screen widgets and complications for convenient access to weather risk information on your wrist.
Does Storm Window offer live lightning alerts?
Live Lightning alerts are under development for Storm Window. These push notifications will alert users when lightning strikes near their active location and include a map of recent strikes.
How often is Storm Window updated?
Storm Window was last updated on September 2, 2026, indicating a relatively recent update. The latest version is 1.4, suggesting ongoing development and feature enhancements.
