News13 WBTW Weather Radar is a free Android application developed by Nexstar Inc. under the Education & Reference category, specifically under the Magazines & Newspapers subcategory. This app provides the most accurate hour-by-hour forecasts for the Myrtle Beach, Florence, and Horry County areas, unlike other weather apps that offer generalized forecasts. Additionally, the app provides a customized forecast according to the user's location.

The app covers other areas besides Myrtle Beach, Florence, and Horry County, such as Conway, Little River, Georgetown, Lake City, Mullins, Marion, Bennettsville, Lumberton, Darlington, Hartsville, and Cheraw in Florence County, Marion County, Robeson County. The app offers several features like weather alerts, current conditions, hourly and 7-day forecasts, interactive radar maps, closings, a weather blog from StormTracker 13, and the latest video forecast from the StormTracker 13 Weather team.