Alert archive / Tennessee / Mesoscale Discussions in 2011
Mesoscale Discussion 1101
The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2011, 2:55 PM CDT for 11 counties in Kentucky; 40 counties in Tennessee. It was in force for 65 min.
The area
The outline as issued.
The facts
- Issued
- Jun 5, 2011, 2:55 PM CDT (19:55 UTC)
- Expired
- Jun 5, 2011, 4:00 PM CDT
- In force
- 65 min
- Issued by
- the Storm Prediction Center
All 51 counties
Allen County, KY, Barren County, KY, Christian County, KY, Logan County, KY, Lyon County, KY, Metcalfe County, KY, Monroe County, KY, Simpson County, KY, Todd County, KY, Trigg County, KY, Warren County, KY, Bedford County, TN, Benton County, TN, Cannon County, TN, Cheatham County, TN, Clay County, TN, Coffee County, TN, Davidson County, TN, DeKalb County, TN, Dickson County, TN, Franklin County, TN, Giles County, TN, Grundy County, TN, Hickman County, TN, Houston County, TN, Humphreys County, TN, Jackson County, TN, Lawrence County, TN, Lewis County, TN, Lincoln County, TN, Macon County, TN, Marion County, TN, Marshall County, TN, Maury County, TN, Montgomery County, TN, Moore County, TN, Perry County, TN, Putnam County, TN, Robertson County, TN, Rutherford County, TN, Sequatchie County, TN, Smith County, TN, Stewart County, TN, Sumner County, TN, Trousdale County, TN, Van Buren County, TN, Warren County, TN, Wayne County, TN, White County, TN, Williamson County, TN, Wilson County, TN
The radar
The Nashville radar (KOHX), 43 km from the middle of the area, began a volume at 19:58 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 7.9 hours before the alert went out and 43 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2600 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 1253 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
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 |
|---|---|---|---|---|
| Jun 4, 11:08 PM CDT | Mesoscale Discussion | SPC | Boone, Campbell, Kenton, Pendleton | 67 min |
| Jun 5, 7:27 AM CDT | Mesoscale Discussion | SPC | Breckinridge, Daviess, Hancock, Henderson, McLean, Meade and 3 more | 2 hr |
| Jun 5, 10:47 AM CDT | Mesoscale Discussion | SPC | Adair, Allen, Barren, Breckinridge, Butler, Caldwell and 28 more | 88 min |
| Jun 5, 12:02 PM CDT | Severe Thunderstorm Watch | SPC | Allen, Barren, Christian, Edmonson, Logan, Metcalfe and 5 more | 5 hr |
| Jun 5, 4:45 PM CDT | Mesoscale Discussion | SPC | Bradley, Franklin, Hamilton, Lincoln, McMinn, Marion and 4 more | 60 min |
Nearby
Mesoscale Discussions in Tennessee, 2011Mesoscale Discussions in Kentucky, 2011Every mesoscale discussion in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.