Sastruga

{
  "id": "MLC-T-MET-008648",
  "term": "Sastruga",
  "field": "Meteorology and atmospheric science",
  "definition": "An irregular ridge or groove formed on a snow surface by wind erosion and deposition. These features are typically elongated parallel to the prevailing wind direction and can vary in size from a few centimeters to several meters. Sastrugi indicate the direction and strength of past winds over snow-covered terrain.",
  "url": "https://mlchart.com/terminology/meteorology/sastruga/"
}