Low index

{
  "id": "MLC-T-MET-007053",
  "term": "Low index",
  "field": "Meteorology and atmospheric science",
  "definition": "A state of the atmospheric circulation characterized by a weak zonal flow and a highly amplified, wavy pattern of the upper-level westerlies. This configuration often leads to more persistent weather patterns, with deep troughs and ridges. It contrasts with a high index, which features strong zonal flow and less amplified waves.",
  "url": "https://mlchart.com/terminology/meteorology/low-index/"
}