Air Force Weather Agency) - weather forecast to check visibility conditions before planning to see northern lights - solar wind data directly from the NASA satellite (wind speed, Bz, Bt and density) - unlike many other apps, it uses the local time instead of UTC Alerts: - when northern lights may be visible at current or custom location at the horizon or overhead - Kp index reaches chosen value - solar wind data reach chosen values - you can filter out alerts based on time of the day Boost your chances of viewing the northern lights!