Beaumont period

{
  "id": "MLC-T-MET-003876",
  "term": "Beaumont period",
  "field": "Meteorology and atmospheric science",
  "definition": "A 48-hour interval used historically to forecast the risk of potato blight disease. The conditions are met when relative humidity remains at or above a specific threshold for a sustained duration, favoring the development of the blight-causing fungus. A Beaumont period is officially recorded when at least 46 of the 48 consecutive hourly readings of relative humidity are 75% or greater.",
  "see_also": [
    "operational weather limits"
  ],
  "url": "https://mlchart.com/terminology/meteorology/beaumont-period/"
}