{
  "id": "2026-02-22-princeton-university-winter-storm-closure",
  "slug": "princeton-university-winter-storm-closure-2026-02-22",
  "institution": {
    "name": "Princeton University",
    "shortName": "Princeton",
    "state": "NJ",
    "type": "private-r1",
    "alertSystemName": "TigerAlert",
    "enrollment": 8500
  },
  "incident": {
    "date": "2026-02-22",
    "endDate": "2026-02-23",
    "type": "winter-storm",
    "cleryCategory": "emergency-notification",
    "resolution": "contained",
    "headline": "Winter weather closes campus to non-essential personnel Feb 22–23",
    "headlinePublic": "Winter weather closes campus to non-essential personnel Feb 22–23",
    "summary": "Princeton issued sequenced [TigerAlert operations updates](https://princeton.apparmor.com/PushNotifications/Alert/?id=293954) closing campus to non-essential personnel Sunday evening Feb. 22 and through Monday Feb. 23 for winter weather, modifying class modalities and facility hours, with further updates posted on the official [@Princeton](https://x.com/Princeton/status/2025961514234974626) account.",
    "outcome": "Non-essential campus closed Sunday evening through Monday; in-person classes curtailed with remote/reschedule options.",
    "casualties": {
      "killed": 0,
      "injured": 0
    }
  },
  "alerts": [
    {
      "sequence": 1,
      "type": "initial",
      "timestamp": "2026-02-22T16:01:40-05:00",
      "channel": "push-notification",
      "verbatimText": "TIGERALERT:  Because of winter weather, Princeton University will close for non-essential personnel at 5 p.m. Sunday. Residence halls and residential dining facilities will remain open. \n\nOnly employees in essential services roles should report to work for shifts requiring them to work Sunday, and they should park in either the Prospect Avenue, Theater Drive, or Stadium Drive garages. Do not park on the top level of any garage.\n\nHere are other updates:\n\nCheck the TripShot app for updates on TigerTransit service.\n\nAthletics facilities will be closed.\n\nThe Art Museum will be closed.\n\nFirestone Library and branch libraries will be closed.\n\nCheck the Campus Dining website for information on operating hours.\n\nFollow the guidelines on the EHS website for safety in winter weather.\n\nMembers of the University community can manage how they receive non-emergency messages, including weather-related notifications, via the TigerAlert user portal.\n\nThe University will provide an update on operations no later than 9 p.m. Sunday.",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://princeton.apparmor.com/PushNotifications/Alert/?id=293954",
      "sourceDescription": "Princeton official TigerAlert AppArmor archive (alert ID 293954)",
      "annotations": [
        "Full text from official AppArmor archive; timestamp on archive page Sunday Feb 22 2026 4:01:40 PM.",
        "Also linked from official @Princeton X post the same afternoon."
      ],
      "characterCount": 1028
    },
    {
      "sequence": 2,
      "type": "update",
      "timestamp": "2026-02-22T20:49:34-05:00",
      "channel": "push-notification",
      "verbatimText": "TIGERALERT: University operations update for Monday, Feb. 23\n\nSunday, February 22, 2026 8:49:34 PM\n\nBecause of winter weather, Princeton University will be closed for non-essential personnel on Monday, Feb. 23.\n\nClasses scheduled to begin before noon on Monday, Feb. 23 may not meet in person. An update on afternoon classes will be provided by 11 a.m. Instructors may elect to hold any Monday class meetings remotely or reschedule. Instructors who need to alter class plans, including by holding class remotely, should communicate with students via Canvas. Instructors should consult this memo on holding classes during weather events.\n\nOnly employees in essential services roles should report to work for shifts requiring them to work Monday, and they should park in either the Prospect Avenue, Theater Drive, or Stadium Drive garages. Do not park on the top level of any garage.\n\nNon-essential employees should not report to work. Employees should be prepared to perform work remotely if necessary for continuity of operations and to fulfill time-sensitive or otherwise necessary professional or departmental responsibilities. It is important to stay in touch with your manager.\n\nHere are additional updates:\n\nCheck the TripShot app for updates on TigerTransit service.\n\nRecreational facilities are closed.\n\nUniversity libraries, including Firestone Library, are closed.\n\nThe Art Museum is closed.\n\nCheck the Campus Dining website for open hours at Residential Colleges. All retail dining is closed.\n\nSee the FAQs for Severe Weather Delays and Closings for more information. Follow the guidelines on the EHS website for safety in winter weather.\n\nMembers of the University community can manage how they receive non-emergency messages, including weather-related notifications, via the TigerAlert user portal.\n\nThe University will provide a further update on University operations by 11 a.m. Monday.",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://princeton.apparmor.com/PushNotifications/Alert/?id=293997",
      "sourceDescription": "Princeton official TigerAlert AppArmor archive (alert ID 293997)",
      "annotations": [
        "Full Monday operations TigerAlert from AppArmor archive; archive timestamp Sunday Feb 22 2026 8:49:34 PM.",
        "Linked from official @Princeton X (status/2025750969296818268)."
      ],
      "characterCount": 1900
    },
    {
      "sequence": 3,
      "type": "update",
      "timestamp": "2026-02-23T10:42:57-05:00",
      "channel": "push-notification",
      "verbatimText": "TIGERALERT: University operations update for Monday, Feb. 23\n\nMonday, February 23, 2026 10:42:57 AM\n\nTIGERALERT: \n\nBecause of winter weather, Princeton University is closed for non-essential personnel on Monday, Feb. 23.\n\nNo in-person classes will be held for the rest of today, Monday, February 23. Instructors may elect to hold class meetings remotely. Instructors who need to alter class plans, including by holding class remotely, should communicate with students via Canvas. Instructors should consult this memo on holding classes during weather events.\n\nOnly employees in essential services roles should report to work for shifts requiring them to work Monday, and they should park in either the Prospect Avenue, Theater Drive, or Stadium Drive garages. Do not park on the top level of any garage.\n\nNon-essential employees should not report to work. Employees should be prepared to perform work remotely if necessary for continuity of operations and to fulfill time-sensitive or otherwise necessary professional or departmental responsibilities. It is important to stay in touch with your manager.\n\nHere are additional updates:\n\nCheck the TripShot app for updates on TigerTransit service.\n\nRecreational facilities are closed.\n\nUniversity libraries, including Firestone Library, are closed.\n\nThe Art Museum is closed.\n\nCheck the Campus Dining website for information on operating hours.\n\nSee the FAQs for Severe Weather Delays and Closings for more information. Follow the guidelines on the EHS website for safety in winter weather.\n\nMembers of the University community can manage how they receive non-emergency messages, including weather-related notifications, via the TigerAlert user portal.\n\nThe University will provide an update on University operations by 8 p.m. Monday.",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://princeton.apparmor.com/PushNotifications/Alert/?id=294175",
      "sourceDescription": "Princeton official TigerAlert AppArmor archive (alert ID 294175)",
      "annotations": [
        "Full Monday daytime operations update recovered from official AppArmor archive ID 294175.",
        "Supersedes the abbreviated @Princeton X short-form of the same update used in marathon batch 1.",
        "Subject line on the archive page: TIGERALERT: University operations update for Monday, Feb. 23."
      ],
      "characterCount": 1781
    },
    {
      "sequence": 4,
      "type": "all-clear",
      "timestampApprox": "2026-02-23 ~19:45 (AppArmor TigerAlert)",
      "channel": "push-notification",
      "verbatimText": "TIGERALERT: University operations update for Tuesday, Feb. 24\n\n\n            Monday, February 23, 2026 7:44:52 PM\n\n\n\n\n\n\n\n\n\n\n\n\n\nTIGERALERT:\n\n\nThe University will resume normal operations at midnight tonight (12 a.m. Tuesday).\n\n\nAdditional updates:\n\n\n\n-\n\tCheck the TripShot app for updates on TigerTransit service.\n\n\n-\n\tThe Class of 1986 Fitness Center/Dillon Gym and Wilkinson Fitness Center will reopen Tuesday morning on their usual schedule.\n\n\n-\n\tFirestone Library will reopen at 8 a.m. Branch libraries will resume their normal schedules.\n\n\n-\n\tThe Art Museum will resume normal hours Tuesday.\n\n\n- Residential dining halls, including Procter Hall, are open as scheduled. Retail dining will reopen Tuesday.\n\n .",
      "isVerbatimConfirmed": true,
      "sourceUrl": "https://princeton.apparmor.com/PushNotifications/Alert/?id=294370",
      "sourceDescription": "TigerAlert (AppArmor CAP page)",
      "annotations": [
        "Complete text from princeton.apparmor.com id=294370"
      ],
      "characterCount": 710
    }
  ],
  "context": "A mid-February 2026 winter storm prompted sequenced TigerAlert operations messages for Princeton, beginning with a Sunday 5 p.m. non-essential closure and continuing through Monday class and facility modifications. Full push-notification text is preserved in the University’s AppArmor TigerAlert archive; the official X account linked the same records and issued a Monday daytime update.",
  "keyFindings": [
    "Official AppArmor archive supplies complete multi-message winter-ops TigerAlert text",
    "One incident spans Sunday close through Monday class modifications"
  ],
  "sources": [
    {
      "title": "TigerAlert archive — Sunday Feb 22 ops (ID 293954)",
      "url": "https://princeton.apparmor.com/PushNotifications/Alert/?id=293954",
      "type": "official-archive"
    },
    {
      "title": "TigerAlert archive — Monday Feb 23 ops (ID 293997)",
      "url": "https://princeton.apparmor.com/PushNotifications/Alert/?id=293997",
      "type": "official-archive"
    },
    {
      "title": "@Princeton X — Monday closed / no in-person classes",
      "url": "https://x.com/Princeton/status/2025961514234974626",
      "type": "official-social"
    },
    {
      "title": "Monday classes virtual or rescheduled — Daily Princetonian",
      "url": "https://www.dailyprincetonian.com/article/2026/02/princeton-news-stlife-university-closing-due-to-heavy-snow",
      "type": "student-newspaper"
    },
    {
      "title": "TigerAlert official archive — University operations update Monday Feb. 23 (ID 294175)",
      "url": "https://princeton.apparmor.com/PushNotifications/Alert/?id=294175",
      "type": "official-archive"
    },
    {
      "title": "TigerAlert AppArmor",
      "url": "https://princeton.apparmor.com/PushNotifications/Alert/?id=294370",
      "type": "official-app"
    }
  ],
  "confidence": "high",
  "tags": [
    "winter-storm",
    "closure",
    "tigeralert",
    "princeton"
  ],
  "dateAdded": "2026-07-21",
  "lastUpdated": "2026-07-21",
  "addedBy": "ingestion"
}