Alert archive / Nebraska / Mesoscale Discussions in 2022

Mesoscale Discussion 2010

December 13, 20224 states

The Storm Prediction Center issued this mesoscale discussion at Dec 13, 2022, 3:24 AM MST for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Dec 13, 2022, 3:24 AM MST (10:24 UTC)
Expired: Dec 13, 2022, 8:30 AM MST
In force: 5 hr
Issued by: the Storm Prediction Center
Concerning: Heavy snow

All 40 counties

Adams County, CO, Arapahoe County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Weld County, CO, Yuma County, CO, Arthur County, NE, Banner County, NE, Box Butte County, NE, Chase County, NE, Cherry County, NE, Cheyenne County, NE, Dawes County, NE, Deuel County, NE, Garden County, NE, Grant County, NE, Hooker County, NE, Keith County, NE, Kimball County, NE, McPherson County, NE, Morrill County, NE, Perkins County, NE, Scotts Bluff County, NE, Sheridan County, NE, Sioux County, NE, Bennett County, SD, Custer County, SD, Fall River County, SD, Haakon County, SD, Jackson County, SD, Meade County, SD, Oglala Lakota County, SD, Pennington County, SD, Goshen County, WY, Laramie County, WY, Niobrara County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 188 km from the middle of the area, began a volume at 10:25 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
Dec 12, 7:01 PM MST	Mesoscale Discussion	SPC	Alamosa, Costilla, Huerfano, Las Animas	2 hr
Dec 13, 10:14 AM MST	Mesoscale Discussion	SPC	Adams, Arapahoe, Cheyenne, Kit Carson, Logan, Morgan and 5 more	3 hr
Dec 13, 1:41 PM MST	Mesoscale Discussion	SPC	Logan, Morgan, Phillips, Sedgwick, Washington, Yuma	4 hr
Dec 12, 10:29 PM MST	Mesoscale Discussion	SPC	Sheridan	4 hr

Nearby

Mesoscale Discussions in Nebraska, 2022 Mesoscale Discussions in Colorado, 2022 Mesoscale Discussions in South Dakota, 2022 Every mesoscale discussion in 2022

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.