{
  "id": "2026-04-27-purdue-university-west-lafayette-tornado-warning",
  "slug": "purdue-university-west-lafayette-tornado-warning-2026-04-27",
  "institution": {
    "name": "Purdue University",
    "shortName": "Purdue",
    "state": "IN",
    "type": "public-r1",
    "alertSystemName": "PurdueALERT",
    "enrollment": 50000
  },
  "incident": {
    "date": "2026-04-27",
    "type": "tornado",
    "cleryCategory": "emergency-notification",
    "resolution": "contained",
    "headline": "Tornado warning April 27 2026",
    "headlinePublic": "Tornado warning April 27 2026",
    "summary": "Purdue [PurdueALERT](https://x.com/PurdueALERT/status/2048938870813966631) issued a West Lafayette tornado warning with shelter-indoors guidance, extended it, then posted critical expiration.",
    "outcome": "Tornado warning expired.",
    "casualties": {
      "killed": 0,
      "injured": 0
    }
  },
  "alerts": [
    {
      "sequence": 1,
      "type": "initial",
      "timestamp": "2026-04-27T21:34:28-04:00",
      "channel": "twitter-x",
      "verbatimText": "PurdueWL Emergency: Tornado warning;shelter indoors;remain until warning expires at 10:00 pm or all clear is issued;check TV/radio for updates",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://x.com/PurdueALERT/status/2048938870813966631",
      "sourceDescription": "official X",
      "annotations": [
        "Full text https://x.com/PurdueALERT/status/2048938870813966631"
      ],
      "characterCount": 142
    },
    {
      "sequence": 2,
      "type": "update",
      "timestamp": "2026-04-27T21:51:56-04:00",
      "channel": "twitter-x",
      "verbatimText": "PurdueWL Emergency: Tornado warning extended to 10:15pm;remain sheltered until warning expires or all clear is issued;check TV/radio for update",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://x.com/PurdueALERT/status/2048943265563688996",
      "sourceDescription": "official X",
      "annotations": [
        "Full text https://x.com/PurdueALERT/status/2048943265563688996"
      ],
      "characterCount": 143
    },
    {
      "sequence": 3,
      "type": "all-clear",
      "timestamp": "2026-04-27T22:15:47-04:00",
      "channel": "twitter-x",
      "verbatimText": "Purdue WL Critical: The tornado warning has expired. Please remain alert and continue to monitor for additional severe weather conditions.",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://x.com/PurdueALERT/status/2048949268548145505",
      "sourceDescription": "official X",
      "annotations": [
        "Full text https://x.com/PurdueALERT/status/2048949268548145505"
      ],
      "characterCount": 138
    }
  ],
  "context": "X goldmine residual marathon b79.",
  "keyFindings": [
    "Complete official alert short-form on X"
  ],
  "sources": [
    {
      "title": "official X",
      "url": "https://x.com/PurdueALERT/status/2048938870813966631",
      "type": "official-social"
    },
    {
      "title": "official X",
      "url": "https://x.com/PurdueALERT/status/2048943265563688996",
      "type": "official-social"
    },
    {
      "title": "official X",
      "url": "https://x.com/PurdueALERT/status/2048949268548145505",
      "type": "official-social"
    },
    {
      "title": "account",
      "url": "https://x.com/PurdueALERT",
      "type": "official-social"
    }
  ],
  "confidence": "high",
  "tags": [
    "tornado",
    "purdue-alert",
    "purdue"
  ],
  "dateAdded": "2026-07-21",
  "lastUpdated": "2026-07-21",
  "addedBy": "ingestion"
}