{
  "id": "2024-04-26-university-of-nebraska-lincoln-tornado",
  "slug": "university-of-nebraska-lincoln-tornado-2024-04-26",
  "institution": {
    "name": "University of Nebraska-Lincoln",
    "shortName": "UNL",
    "state": "NE",
    "type": "public-r1",
    "alertSystemName": "UNL Alert",
    "enrollment": 24000
  },
  "incident": {
    "date": "2024-04-26",
    "type": "tornado",
    "cleryCategory": "emergency-notification",
    "headline": "Tornado warning, April 26, 2024",
    "summary": "On April 26, 2024, a [historic tornado outbreak](https://www.weather.gov/oax/april262024) struck eastern Nebraska and western Iowa with roughly two dozen tornadoes, including a high-end EF3 that hit northeast Lincoln around 3:00 PM CDT. [UNL Alert](https://police.unl.edu/severe-weather-tornado-warnings/) activated tornado warnings for the campus community as the National Weather Service issued an unprecedented 41 tornado warnings in a single day. No injuries were reported on campus, though nearly 10,000 power outages occurred across the Lincoln area.",
    "outcome": "No campus injuries reported. Significant damage occurred in northeast Lincoln and the Omaha suburbs of Elkhorn and Bennington. Nearly 10,000 power outages across the Lincoln area. The Governor issued emergency alerts for Douglas, Lancaster, and Washington counties.",
    "resolution": "confirmed-threat"
  },
  "alerts": [
    {
      "sequence": 1,
      "type": "initial",
      "channel": "twitter-x",
      "verbatimText": "UNL Alert:\n Local Area Emergency UNL Alert: Tornado Warning (Issued by the National Weather Service)\nMove to an inside, lowest area of the building away from windows.\nStay until warming expires",
      "isVerbatimConfirmed": true,
      "sourceDescription": "@UNLPD on X (verbatim UNL Alert Tornado Warning — note \"warming\" typo)",
      "annotations": [
        "UNL's alert protocol calls for University Police to send a UNL Alert whenever a Tornado Warning is issued by the National Weather Service for the campus area",
        "The NWS Omaha office issued 41 tornado warnings on April 26, 2024, the most they had ever issued in a single day"
      ],
      "characterCount": 193,
      "sourceUrl": "https://x.com/UNLPD/status/1783929781391659291",
      "timestamp": "2024-04-26T13:42:58-05:00"
    },
    {
      "sequence": 2,
      "type": "update",
      "channel": "twitter-x",
      "verbatimText": "UNL Alert: Tornado Warning (issued by the National Weather Service) Move to an inside, lowest area of building away from windows. Stay until warning expires.",
      "isVerbatimConfirmed": true,
      "sourceDescription": "@UNLPD on X (verbatim UNL Alert Tornado Warning reissue)",
      "annotations": [
        "The EF3 tornado crossed Interstate 80 northeast of Lincoln and moved toward Waverly around this time, placing it within miles of the campus area",
        "A second tornado track later struck the Omaha metro area around 4:00 PM CDT"
      ],
      "characterCount": 157,
      "sourceUrl": "https://x.com/UNLPD/status/1783937075361796378",
      "timestamp": "2024-04-26T14:11:57-05:00"
    },
    {
      "sequence": 3,
      "type": "all-clear",
      "timestampApprox": "Late afternoon on April 26, 2024, after tornado warnings expired",
      "channel": "sms",
      "verbatimText": "",
      "isVerbatimConfirmed": false,
      "sourceDescription": "Reconstructed from UNL alert protocols",
      "annotations": []
    }
  ],
  "context": "The [April 26, 2024 tornado outbreak](https://en.wikipedia.org/wiki/Tornado_outbreak_of_April_25%E2%80%9328,_2024) produced roughly two dozen tornadoes across eastern Nebraska and western Iowa, including one EF4 and four EF3s. The [National Weather Service in Omaha](https://www.weather.gov/oax/april262024) called the event historic, issuing 41 tornado warnings in a single day. A high-end EF3 tornado struck northeast Lincoln in Lancaster County around 3:00 PM CDT, injuring three people and crossing Interstate 80 before moving toward Waverly. A long-tracked tornado ([initially rated EF3 and upgraded to a low-end EF4 in July 2024](https://en.wikipedia.org/wiki/2024_Elkhorn%E2%80%93Blair_tornado)) later devastated the Omaha suburbs of Elkhorn and Bennington and the Blair area, destroying dozens of homes. UNL's campus, located in central Lincoln, was not directly in the tornado's path but was under tornado warnings for an extended period. The university's outdoor siren system, operated by [Lincoln-Lancaster County Emergency Management](https://police.unl.edu/severe-weather-tornado-warnings/), activated alongside UNL Alert text messages. Nearly 11,000 power outages were reported across Nebraska, with the majority in the Lincoln area. Governor Pillen issued emergency declarations for multiple counties as recovery efforts began.",
  "keyFindings": [
    "The NWS Omaha office set a single-day record with 41 tornado warnings on April 26, 2024, illustrating how a large outbreak can saturate alert systems",
    "UNL's multi-channel alert approach combining outdoor sirens, SMS, and email provides redundancy during rapidly evolving tornado events",
    "The tornado path through northeast Lincoln was close enough to campus to trigger warnings but did not cause direct campus damage, highlighting the importance of area-wide warnings even when the immediate campus is spared"
  ],
  "sources": [
    {
      "title": "NWS Omaha - Tornado Outbreak of April 26, 2024",
      "url": "https://www.weather.gov/oax/april262024",
      "type": "other"
    },
    {
      "title": "Historic Nebraska tornadoes, storms leave damage in their wake - Nebraska Examiner",
      "url": "https://nebraskaexaminer.com/2024/04/26/historic-nebraska-tornadoes-storms-leave-damage-in-their-wake/",
      "type": "local-media"
    },
    {
      "title": "Tornado outbreak of April 25-28, 2024 - Wikipedia",
      "url": "https://en.wikipedia.org/wiki/Tornado_outbreak_of_April_25%E2%80%9328,_2024",
      "type": "other"
    },
    {
      "title": "2024 Elkhorn-Blair tornado (Wikipedia)",
      "url": "https://en.wikipedia.org/wiki/2024_Elkhorn%E2%80%93Blair_tornado",
      "type": "other"
    },
    {
      "title": "Tornado Relief Resources - University of Nebraska-Lincoln",
      "url": "https://newsroom.unl.edu/announce/nextatnebraska/17417/95099",
      "type": "official-archive"
    },
    {
      "title": "UNL Severe Weather & Tornado Warnings",
      "url": "https://police.unl.edu/severe-weather-tornado-warnings/",
      "type": "official-archive"
    },
    {
      "title": "@UNLPD on X (verbatim UNL Alert Tornado Warning — note \"warming\" typo)",
      "url": "https://x.com/UNLPD/status/1783929781391659291",
      "type": "official-social"
    },
    {
      "title": "@UNLPD on X (verbatim UNL Alert Tornado Warning reissue)",
      "url": "https://x.com/UNLPD/status/1783937075361796378",
      "type": "official-social"
    }
  ],
  "confidence": "high",
  "tags": [
    "tornado",
    "weather",
    "emergency-notification",
    "nebraska",
    "ef3",
    "tornado-outbreak",
    "sirens",
    "historic-event"
  ],
  "dateAdded": "2026-04-04",
  "lastUpdated": "2026-07-18",
  "addedBy": "ingestion",
  "_path": "data/cases/2024-04-26-university-of-nebraska-lincoln-tornado.json"
}