Alert archive / Nebraska / Mesoscale Discussions in 2023

Mesoscale Discussion 1502

July 12, 202322 counties in Nebraska; 14 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Jul 12, 2023, 2:39 AM CDT for 22 counties in Nebraska; 14 counties in South Dakota. It was in force for 96 min.

The area

The outline as issued.

The facts

Issued: Jul 12, 2023, 2:39 AM CDT (07:39 UTC)
Expired: Jul 12, 2023, 4:15 AM CDT
In force: 96 min
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 475

All 36 counties

Antelope County, NE, Boone County, NE, Boyd County, NE, Brown County, NE, Burt County, NE, Cedar County, NE, Colfax County, NE, Cuming County, NE, Dakota County, NE, Dixon County, NE, Garfield County, NE, Holt County, NE, Keya Paha County, NE, Knox County, NE, Madison County, NE, Pierce County, NE, Platte County, NE, Rock County, NE, Stanton County, NE, Thurston County, NE, Wayne County, NE, Wheeler County, NE, Aurora County, SD, Bon Homme County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Tripp County, SD, Turner County, SD, Union County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 181 km from the middle of the area, began a volume at 07:39 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.

<!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
Jul 11, 7:27 PM CDT	Mesoscale Discussion	SPC	Cherry	93 min
Jul 11, 11:34 PM CDT	Mesoscale Discussion	SPC	Boyd, Holt, Keya Paha, Knox	56 min
Jul 12, 12:10 AM CDT	Severe Thunderstorm Watch	SPC	Antelope, Boone, Boyd, Brown, Burt, Butler and 28 more	7 hr
Jul 12, 4:41 AM CDT	Mesoscale Discussion	SPC	Antelope, Boone, Burt, Butler, Cass, Cedar and 24 more	94 min
Jul 12, 7:25 AM CDT	Mesoscale Discussion	SPC	Cass, Johnson, Nemaha, Otoe, Pawnee, Richardson	95 min

Nearby

Mesoscale Discussions in Nebraska, 2023 Mesoscale Discussions in South Dakota, 2023 Every mesoscale discussion in 2023

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.