Winds pushed snow “dunes” across an open plain in northern New York on Friday, February 3, as a local weather station measured windchills below -40 degrees Fahrenheit in the region.The National Weather Service (NWS) issued a windchill warning and a hazardous weather outlook in the area and said dangerously cold windchills could cause frostbite on exposed skin in as little as five minutes.Timelapse footage captured by the NYS Mesonet, a real-time weather station, shows snow “dunes” moving across a field in Malone, New York. Credit: NYS Mesonet via Storyful