Stratospheric warming

{
  "id": "MLC-T-MET-009305",
  "term": "Stratospheric warming",
  "field": "Meteorology and atmospheric science",
  "definition": "A rapid and substantial increase in temperature within the polar stratosphere, particularly during winter months. This phenomenon is caused by the breakdown of the stratospheric polar vortex, often triggered by upward-propagating planetary waves from the troposphere. Such warming events can influence tropospheric weather patterns for several weeks following their occurrence.",
  "synonyms": [
    "sudden warming",
    "explosive warming"
  ],
  "url": "https://mlchart.com/terminology/meteorology/stratospheric-warming/"
}