Isabnormal line

{
  "id": "MLC-T-MET-006663",
  "term": "Isabnormal line",
  "field": "Meteorology and atmospheric science",
  "definition": "A line on a map or chart that connects points having an equal deviation from the long-term average or normal value of a meteorological element. These lines are used to analyze and visualize anomalies in fields like temperature, pressure, or precipitation over a specific period. For example, an isabnormal line might connect all locations that were 2°C warmer than their 30-year average temperature for a given month.",
  "see_also": [
    "isanomalous line"
  ],
  "url": "https://mlchart.com/terminology/meteorology/isabnormal-line/"
}