Pacific-North American pattern

{
  "id": "MLC-T-MET-010652",
  "term": "Pacific-North American pattern",
  "field": "Meteorology and atmospheric science",
  "definition": "A prominent teleconnection pattern in the Northern Hemisphere, characterized by a series of alternating high and low pressure anomalies extending from the tropical Pacific Ocean across North America. This pattern significantly influences weather conditions, particularly during the cold season, affecting temperature and precipitation across the continent. Its positive phase typically brings warmer conditions to western North America and colder conditions to the southeastern United States.",
  "abbreviation": "PNA pattern",
  "synonyms": [
    "PNA"
  ],
  "url": "https://mlchart.com/terminology/meteorology/pacific-north-american-pattern/"
}