Brolly is a Garmin weather app using official Met Office UK Site-Specific weather models. Designed for athletes, hikers, commuters, and weather enthusiasts who demand high-resolution meteorological data. * Official Met Office Data: Uses official Met Office DataHub models (Global Deterministic 10 km Spot + UK/Global Probabilistic EDR 2 km/10 km percentiles). * Four-Screen Vertical Carousel: -Now View: Current temperature, "feels like", vector condition icon, wind speed/gust with directional arrow, next-hour rain chance, and nearest observation site distance. -Hourly View: Detailed 48-hour forecast table with scrollable rows, temperature, weather condition, rain probability, and precip amount. -Daily View: 7-day daily forecast table with high/low temperatures, dominant weather condition, rain chance, total accumulation, and peak wind. -Details View: UV index, dew point, relative humidity, barometric pressure (with trend arrow), visibility, cloud cover, and NOAA astronomical sunrise/sunset. * Glance View Support: O(1) instant glance summary showing current temp, high/low, and rain chance directly from your watch's glance carousel. * Dual Forecast Engine: Seamlessly toggle between Deterministic (Global Spot) and Probabilistic (Blended Percentiles) forecast models. * GPS & Multi-Location: Auto GPS positioning with last-known location fallback, plus 2 custom saved location slots with in-app city search. * Offline & Battery Friendly: Intelligent caching preserves your forecast offline for airplane mode and backcountry adventures. Temporal background updates are clamped to 60+ minutes with optional night pause. Met Office API Key Setup Brolly uses your own Met Office DataHub API keys (Bring Your Own Key): 1. Create a free account at Met Office DataHub. 2. Subscribe to the free Site-Specific Forecast API plan. 3. Open https://brolly-keys.itsapengwen.workers.dev in your browser. 4. Paste your Met Office API Client ID and Secret to generate your 1-time setup code (MD- or MP-). 5. Enter the code in Garmin Connect IQ App Settings for Brolly! Pricing & Free Trial * 7-Day Free Trial: Enjoy complete, unrestricted access to all Brolly features for 7 days starting from your first successful weather forecast. * One-Time Lifetime Unlock ($4.99 USD): After the 7-day trial, unlock Brolly permanently with a single, one-time payment. No recurring subscriptions. Handled securely via Paddle. * Purchase link: https://brolly-keys.itsapengwen.workers.dev Permissions & Privacy * Positioning: Required to locate your watch and fetch hyper-local weather for your current position. GPS is only queried when the app is active or when explicitly requested. * Communications: Required to contact the Met Office DataHub API and Cloudflare backend for forecasts and licensing verification. * Background: Required for lightweight glance and background refresh while conserving watch battery. Attribution: Powered by Met Office data Brolly is an independent application and is not officially affiliated with or endorsed by the UK Met Office or Garmin.