"Conditions have to be just right for snow rollers to occur: a smooth, un-vegetated hillside, such as in this case near Marlborough, enhances the chance of them being formed.
"A layer of thin snow, settled atop existing ice and not sticking to it, combined with specific temperature, moisture level and wind speed, are fundamental to the creation of these natural oddities."

WPOTY 2019 Judging Panel

Weather Photographer of the Year 2019

White on White (colour images only)