From hurricanes to tornados to forest fires and civil unrest, the world sure sees its share of natural disasters. Being warned and alerted to them and keeping in touch with emergency instructions is critical and these days, a couple of powerful smartphone apps can help you stay informed and safe. The most important step to being prepared for natural disasters is being informed and when receiving emergency reports from civil authorities can be a lifersaver. I like the Emergency Radio app, which lets you tune in on thousands of live radio communications from weather statements to police, fire and amateur radio. You can use your smartphone to tune into frequencies pretty much…