As a co-maker I naturally think it's the best. But I'm writing this on behalf of the 7,793 users who have rated it 5-stars on iOS & Android.
Could use a widget on Android (we're working on it)!
Aside from the utility of being an comprehensive & accurate weather app (forecast by WeatherUnderground) it's amazing how something so happily executed can brighten so many days. Plain and simple, you smile no matter the forecast! We've even received emails from users who have thanked us for helping them through times of loss & depression. It's really the serotonin weather app!