Alert archive / Illinois / Storm Warnings in 2025

Storm Warning 3, NWS Chicago, IL

December 28, 2025

NWS Chicago, IL issued this storm warning at Dec 28, 2025, 3:56 AM CST. It took effect at Dec 28, 2025, 6:00 PM CST. It was in force for 21 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 28, 2025, 3:56 AM CST (09:56 UTC)
In effect from
Dec 28, 2025, 6:00 PM CST
Expired
Dec 29, 2025, 3:00 PM CST
In force
21 hr
Issued by
NWS Chicago, IL

What forecasters said that day

The local office's own words before this storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Chicago, IL wrote its last area forecast discussion before this storm warning went out at Dec 28, 3:53 AM CST, 3 minutes earlier.

Area forecast discussion, Dec 28, 3:53 AM CST, 3 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Dec 27, 9:40 PM CST, 6 hours 16 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 27, 10:18 PM CSTGale WarningLOT47 hr
Dec 27, 10:18 PM CSTMarine Dense Fog AdvisoryLOT19 hr
Dec 28, 3:09 AM CSTDense Fog AdvisoryLOTBoone, Cook, DeKalb, DuPage, Kane, Kendall and 6 more6 hr
Dec 28, 10:12 AM CSTSevere Thunderstorm WarningLOTFord, Livingston63 min
Dec 28, 10:54 AM CSTSevere Thunderstorm WarningLOTIroquois51 min
Dec 28, 1:17 PM CSTAreal Flood AdvisoryLOTCook, Kankakee, Will5 hr
Dec 28, 2:49 PM CSTSevere Thunderstorm WarningLOTLivingston41 min
Dec 28, 2:56 PM CSTSpecial Weather StatementLOTGrundy34 min
Dec 28, 3:11 PM CSTSevere Thunderstorm WarningLOTFord, Iroquois34 min
Dec 28, 3:25 PM CSTTornado WarningLOTFord, Iroquois20 min
Dec 28, 3:33 PM CSTTornado WarningLOTIroquois, Kankakee27 min
Dec 28, 3:42 PM CSTSevere Thunderstorm WarningLOTFord, Iroquois33 min
Dec 28, 3:58 PM CSTTornado Warning Tornado observedLOTIroquois, Kankakee32 min
Dec 28, 4:12 PM CSTTornado WarningLOTIroquois48 min
Dec 28, 4:18 PM CSTTornado WarningLOTJasper27 min
Dec 28, 4:45 PM CSTTornado WarningLOTJasper12 min

Nearby

Storm Warnings in Illinois, 2025Every storm warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.