The Leduc Naturalist: Winter ice fog

The Leduc Naturalist: Winter ice fog

On November 17, I awoke to a very foggy morning, with the temperature hovering around zero degrees. As the sun rose and the day brightened, the fog quickly dissipated but returned off and on over the course of the day as cloudy and cooler temperatures ensued. This was the archetypal late autumn phenomenon. Unlike the explanation I heard from some passers-by, it was not ice fog. What is the difference? The morning ground fog we experience the las…