Cloud shield

{
  "id": "MLC-T-MET-004444",
  "term": "Cloud shield",
  "field": "Meteorology and atmospheric science",
  "definition": "A large, contiguous expanse of middle and high-level clouds, primarily cirrostratus and altostratus, that precedes a warm front or is associated with a large-scale weather system. This feature appears on satellite imagery as a cohesive, bright white area. The cloud shield of a mature mid-latitude cyclone can extend for hundreds of kilometers, obscuring the underlying low-level cloud structures.",
  "url": "https://mlchart.com/terminology/meteorology/cloud-shield/"
}