Alert archive / Nebraska / Mesoscale Discussions in 2013

Mesoscale Discussion 840

May 28, 20135 states

The Storm Prediction Center issued this mesoscale discussion at May 28, 2013, 2:08 PM MDT for 5 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: May 28, 2013, 2:08 PM MDT (20:08 UTC)
Expired: May 28, 2013, 4:15 PM MDT
In force: 2 hr
Issued by: the Storm Prediction Center
Chance of a watch: 40%

All 44 counties

Cheyenne County, CO, Kiowa County, CO, Kit Carson County, CO, Logan County, CO, Morgan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO, Yuma County, CO, Cheyenne County, KS, Greeley County, KS, Logan County, KS, Rawlins County, KS, Sheridan County, KS, Sherman County, KS, Thomas County, KS, Wallace County, KS, Arthur County, NE, Banner County, NE, Box Butte County, NE, Chase County, NE, Cheyenne County, NE, Dawes County, NE, Deuel County, NE, Dundy County, NE, Garden County, NE, Grant County, NE, Hayes County, NE, Hitchcock County, NE, Keith County, NE, Kimball County, NE, Morrill County, NE, Perkins County, NE, Scotts Bluff County, NE, Sheridan County, NE, Sioux County, NE, Custer County, SD, Fall River 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), 179 km from the middle of the area, began a volume at 20:09 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 235May 28, 2:55 PM MDT

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
May 28, 2:51 PM MDT	Severe Thunderstorm Watch	SPC	Logan, Morgan, Phillips, Sedgwick, Washington, Yuma	9 hr
May 28, 5:05 PM MDT	Mesoscale Discussion	SPC	Adams, Elbert, Kit Carson, Logan, Morgan, Phillips and 4 more	115 min
May 27, 7:18 PM MDT	Mesoscale Discussion	SPC	Clay, Cloud, Dickinson, Ellsworth, Geary, Jewell and 10 more	117 min
May 27, 8:07 PM MDT	Mesoscale Discussion	SPC	Atchison, Brown, Clay, Cloud, Dickinson, Doniphan and 21 more	53 min
May 27, 8:31 PM MDT	Severe Thunderstorm Watch	SPC	Atchison, Brown, Doniphan, Jackson, Jefferson, Johnson and 3 more	7 hr
May 27, 9:23 PM MDT	Mesoscale Discussion	SPC	Brown, Marshall, Nemaha, Pottawatomie, Riley, Washington	67 min
May 27, 10:19 PM MDT	Mesoscale Discussion	SPC	Atchison, Brown, Doniphan, Jackson, Jefferson, Leavenworth and 3 more	116 min
May 28, 12:37 PM MDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Bourbon, Brown, Chase and 32 more	113 min
May 28, 1:23 PM MDT	Tornado Watch	SPC	Atchison, Barton, Brown, Clay, Cloud, Coffey and 29 more	8 hr
May 28, 1:28 PM MDT	Mesoscale Discussion	SPC	Barber, Clark, Comanche, Kiowa, Pratt	62 min
May 28, 1:55 PM MDT	Severe Thunderstorm Watch	SPC	Barber, Clark, Comanche, Edwards, Ford, Kiowa and 5 more	9 hr
May 28, 4:52 PM MDT	Mesoscale Discussion	SPC	Atchison, Brown, Clay, Dickinson, Doniphan, Geary and 11 more	83 min
May 27, 7:39 PM MDT	Mesoscale Discussion	SPC	Blaine, Brown, Custer, Dawson, Frontier, Lincoln and 3 more	96 min
May 27, 6:11 PM MDT	Mesoscale Discussion	SPC	Bennett, Custer, Dewey, Fall River, Haakon, Hughes and 12 more	94 min

Nearby

Mesoscale Discussions in Nebraska, 2013 Mesoscale Discussions in Colorado, 2013 Mesoscale Discussions in Kansas, 2013 Every mesoscale discussion in 2013

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.