North Texas is currently facing a prolonged period of stormy weather, primarily caused by a significant influx of moisture and a 'Low-High' atmospheric blocking pattern. This pattern traps weather systems over the region, leading to repeated episodes of intense lightning and localized flooding. The 'Low' pressure system draws in warm, moist air from the Gulf of Mexico, creating an unstable environment for thunderstorm development, while the 'High' pressure system prevents these storms from moving eastward.