Alert archive / Iowa / Extreme Cold Warnings in 2025

Extreme Cold Warning 6, NWS Sioux Falls, SD

February 19, 2025Ida County, Woodbury County, Iowa

NWS Sioux Falls, SD issued this extreme cold warning at Feb 19, 2025, 12:59 PM CST for Ida County, Woodbury County, Iowa. It took effect at Feb 19, 2025, 9:00 PM 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: Feb 19, 2025, 12:59 PM CST (18:59 UTC)
In effect from: Feb 19, 2025, 9:00 PM CST
Expired: Feb 20, 2025, 9:00 AM CST
In force: 12 hr
Issued by: NWS Sioux Falls, SD

Counties Ida County, IA, Woodbury County, IA

The radar

The Omaha radar (KOAX), 128 km from the middle of the area, began a volume at 18:58 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 Sioux Falls, SD wrote its last area forecast discussion before this extreme cold warning went out at Feb 18, 5:25 PM CST, 19 hours 34 minutes earlier.

Area forecast discussion, Feb 18, 5:25 PM CST, 19 hours 34 minutes before

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Hazardous weather outlook, Feb 18, 5:48 PM CST, 19 hours 11 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 Sioux Falls, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 19, 2:40 AM CST	Cold Weather Advisory	FSD	Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more	30 hr

Nearby

Extreme Cold Warnings in Iowa, 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.