Alert archive / Illinois / Mesoscale Discussions in 2004

Mesoscale Discussion 2052

August 19, 20044 states

The Storm Prediction Center issued this mesoscale discussion at Aug 19, 2004, 5:50 PM CDT for 4 states. It was in force for 85 min.

The area

The outline as issued.

The facts

Issued: Aug 19, 2004, 5:50 PM CDT (22:50 UTC)
Expired: Aug 19, 2004, 7:15 PM CDT
In force: 85 min
Issued by: the Storm Prediction Center

All 39 counties

Edwards County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Hardin County, IL, Jackson County, IL, Jefferson County, IL, Johnson County, IL, Marion County, IL, Monroe County, IL, Perry County, IL, Pope County, IL, Randolph County, IL, Saline County, IL, Union County, IL, Wabash County, IL, Washington County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Gibson County, IN, Pike County, IN, Posey County, IN, Vanderburgh County, IN, Warrick County, IN, Union County, KY, Bollinger County, MO, Cape Girardeau County, MO, Dent County, MO, Iron County, MO, Jefferson County, MO, Madison County, MO, Perry County, MO, Reynolds County, MO, Saint Francois County, MO, Sainte Genevieve County, MO, Shannon County, MO, Washington County, MO, Wayne County, MO

The radar

The Paducah radar (KPAH), 122 km from the middle of the area, began a volume at 22:54 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.

The text

As transmitted, in the capitals the NWS used until 2016.

<!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>

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 18, 7:26 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Cass, Champaign, Christian, Clark and 36 more	2 hr
Aug 18, 9:40 PM CDT	Mesoscale Discussion	SPC	Adams, Brown, Cass, Champaign, Christian, DeWitt and 18 more	95 min
Aug 19, 2:00 PM CDT	Severe Thunderstorm Watch	SPC	Franklin, Randolph, Union, Wayne	5 hr
Aug 19, 4:02 PM CDT	Mesoscale Discussion	SPC	Delaware, Fayette, Franklin, Henry, Randolph, Union and 1 more	88 min

Nearby

Mesoscale Discussions in Illinois, 2004 Mesoscale Discussions in Missouri, 2004 Mesoscale Discussions in Indiana, 2004 Every mesoscale discussion in 2004

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.