Alert archive / Wisconsin / Extreme Cold Warnings in 2025

Extreme Cold Warning 1, NWS Milwaukee, WI

January 20, 202520 counties in Wisconsin

NWS Milwaukee, WI issued this extreme cold warning at Jan 20, 2025, 3:24 AM CST for 20 counties in Wisconsin. It took effect at Jan 21, 2025, 12:00 AM CST. It was in force for 12 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: Jan 20, 2025, 3:24 AM CST (09:24 UTC)
In effect from: Jan 21, 2025, 12:00 AM CST
Expired: Jan 21, 2025, 12:00 PM CST
In force: 12 hr
Issued by: NWS Milwaukee, WI

Counties Columbia County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Kenosha County, WI, Lafayette County, WI, Marquette County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Rock County, WI, Sauk County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI

The radar

The Milwaukee radar (KMKX), 31 km from the middle of the area, began a volume at 09:26 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

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

NWS Milwaukee, WI wrote its last area forecast discussion before this extreme cold warning went out at Jan 19, 10:12 PM CST, 5 hours 12 minutes earlier.

Area forecast discussion, Jan 19, 10:12 PM CST, 5 hours 12 minutes before

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Hazardous weather outlook, Jan 19, 9:35 PM CST, 5 hours 49 minutes before

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<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.
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The office that day

Everything else NWS Milwaukee, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 19, 9:08 PM CST	Small Craft Advisory	MKX		24 hr

Nearby

Extreme Cold Warnings in Wisconsin, 2025 Every extreme cold 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; radar from the NEXRAD Level II archive.