In harsh winter scenes, the captured images often suffer from haze and snow degradations simultaneously, which significantly affect the performance of high-level computer vision tasks. Most existing restoration methods are either specialized to address only one type of weather-related degradation, or have a heavy number of parameters.In harsh winter scenes, the captured images often suffer from haze and snow degradations simultaneously, which significantly affect the performance of high-level computer vision tasks. Most existing restoration methods are either specialized to address only one type of weather-related degradation, or have a heavy number of parameters.[#item_full_content]