Each of those stations has a suite of weather-measuring instruments that gauge temperature, humidity, pressure, rain fall, and wind speed, and direction. But the app also uses a network of personal weather stations that are 200,000 strong worldwide.

How It Works: Most weather apps worth your data plan use NEXRAD’s radar data, (a network of next-generation radar stations operated by the National Weather Service), and WU follows that model too. So remember in the backcountry, red sky at night… Best Weather Apps (Courtesy Weather Underground) Weather Underground (Free, iOS and Android) The best apps are updated constantly with new radar images and forecasts, so if you don’t have a solid connection, they’re not going to do you any good. You can’t cache weather data because weather data is constantly changing. This info helps you forecast your local conditions beyond the next hour or two. It’s helpful, but the best apps also give you a broader sense of the weather in the region so you know how your hyper-local forecast fits into the big picture. Most weather apps focus on hyper local forecasting-what’s happening where you are right now. There’s something satisfying about being able to report the conditions near you, but this user-generated info isn’t terribly useful, particularly in under-populated areas. More apps are allowing users to input the weather around them to help dial in the immediate forecast in your area. User-Created Input Is Fun, but Not Reliable A couple will give you a “future-cast” that predicts the track of the storm over the next 30 minutes to an hour. The best apps give you radar imaging that’s current within the last five minutes. Radar is Everythingįorecasts are fine and dandy, but I don’t trust any forecast, especially in the mountains, without also being able to see up-to-date radar. Here are four things to keep in mind when you’re picking your next weather app, followed by our favorite WApps (that’s weather+apps) at the moment. And I learned a few things in the process. I used them to plan hikes and bike rides in the mountains and surf sessions on the coast in an attempt to separate the good from the bad. We spent a month testing dozens of weather apps on the iPhone in a variety of scenarios. Weather kittens.īut if you're using your smartphone to plan an adventure, or even just figuring out when you should walk the dog, you're going to need more than just cute kittens. Search “weather” in the App Store and you'll be bombarded with an endless scroll of options-from radar imagery good enough for meteorologists to an app that shows you a different picture of a kitten every time you check the weather.

Best weather radar app