Synoptic hour

{
  "id": "MLC-T-MET-009474",
  "term": "Synoptic hour",
  "field": "Meteorology and atmospheric science",
  "definition": "A designated time, typically occurring at regular intervals such as every three or six hours, when meteorological observations are made simultaneously across a wide network of stations. These synchronized observations provide a consistent snapshot of atmospheric conditions over a large geographical area. The primary synoptic hours are 00, 06, 12, and 18 UTC.",
  "url": "https://mlchart.com/terminology/meteorology/synoptic-hour/"
}