Feb. 9, 2021 FacebookTwitterEmail How accurate is your iPhone weather app? We dug in to find out.Dimitri Karastelev on Unsplash, mySA staff Bone chilling weather is on it's way to San Antonio according to forecasters. But will it get cold enough for snow? If you live in the San Antonio area and you own an iPhone, you probably saw the icon that brings us all joy at the thought of it - snow. But where is that data coming from and can you trust the information? We reached out to the National Weather Service who told us they aren't affiliated with the app. So who runs it? In a tiny little icon on the bottom left of your phone when the weather app is open it says The Weather Channel.