Summer means more time outdoors, but it also means more opportunity for plans to get derailed by bad weather. Stay ahead of the weather with help from Weather Hi-Def Radar Storm Watch Plus. Rated 4.6/5 stars on the App Store, this app goes well beyond the weather app to make you feel like a real meteorologist, and it’s more than $100 off now. With a powerful interactive weather radar, you can dive in on your device for an ultra-precise analysis of current weather conditions and the forecast. With weather layers, you can add detailed layers for clouds, temperatures, water surface temperature, w…