The dense fog advisory covered Lauderdale, Colbert, Franklin, Lawrence, and Cullman counties. Conditions have gradually improved across northwest Alabama and Cullman County, leading to the scheduled expiration of the advisory at 9 a.m.
"Visibilities are improving for northwest Alabama and Cullman County, so we will allow the Advisory expire at 9 a.m. Please remain cautious if you encounter any fog when driving this morning," stated the National Weather Service.
A dense fog advisory signals that widespread fog has formed, reducing visibility to a quarter-mile or less. Such conditions can significantly impact driving safety, so extra caution is necessary. Consider delaying travel if visibility is very low.
Dense fog across northwest Alabama is lifting, and while the advisory ends at 9 a.m., drivers should remain alert and drive carefully amid any lingering patches of fog.