Alert archive / Kentucky / Mesoscale Discussions in 2003
Mesoscale Discussion 126
The Storm Prediction Center issued this mesoscale discussion at Feb 22, 2003, 9:14 AM CST for 4 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 22, 2003, 9:14 AM CST (15:14 UTC)
- Expired
- Feb 22, 2003, 11:15 AM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 78 counties
DeKalb County, AL, Jackson County, AL, Marshall County, AL, Catoosa County, GA, Chattooga County, GA, Dade County, GA, Walker County, GA, Whitfield County, GA, Adair County, KY, Anderson County, KY, Bell County, KY, Boyle County, KY, Casey County, KY, Clark County, KY, Clay County, KY, Clinton County, KY, Cumberland County, KY, Estill County, KY, Fayette County, KY, Garrard County, KY, Green County, KY, Jackson County, KY, Jessamine County, KY, Knox County, KY, Laurel County, KY, Lee County, KY, Leslie County, KY, Lincoln County, KY, Madison County, KY, Marion County, KY, McCreary County, KY, Menifee County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Montgomery County, KY, Owsley County, KY, Powell County, KY, Pulaski County, KY, Rockcastle County, KY, Russell County, KY, Taylor County, KY, Washington County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY, Woodford County, KY, Anderson County, TN, Bledsoe County, TN, Bradley County, TN, Campbell County, TN, Claiborne County, TN, Clay County, TN, Cumberland County, TN, Fentress County, TN, Franklin County, TN, Grundy County, TN, Hamilton County, TN, Jackson County, TN, Knox County, TN, Loudon County, TN, Marion County, TN, McMinn County, TN, Meigs County, TN, Monroe County, TN, Morgan County, TN, Overton County, TN, Pickett County, TN, Polk County, TN, Putnam County, TN, Rhea County, TN, Roane County, TN, Scott County, TN, Sequatchie County, TN, Union County, TN, Van Buren County, TN, Warren County, TN, White County, TN
The radar
The Nashville radar (KOHX), 129 km from the middle of the area, began a volume at 15:17 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 3.2 hours before the alert went out and 132 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 546 m above ground
- 0-6 km bulk shear
- 90 kt
- 0-1 km storm-relative helicity
- 250 m²/s²
- 0-3 km storm-relative helicity
- 248 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
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 |
|---|---|---|---|---|
| Feb 21, 7:26 PM CST | Mesoscale Discussion | SPC | Baldwin, Clarke, Mobile, Washington | 2 hr |
| Feb 21, 8:15 PM CST | Tornado Watch | SPC | Baldwin, Butler, Clarke, Conecuh, Covington, Crenshaw and 4 more | 6 hr |
| Feb 21, 9:03 PM CST | Mesoscale Discussion | SPC | Autauga, Bibb, Blount, Chilton, Choctaw, Coosa and 22 more | 3 hr |
| Feb 21, 9:30 PM CST | Severe Thunderstorm Watch | SPC | Autauga, Bibb, Calhoun, Chilton, Choctaw, Clay and 20 more | 7 hr |
| Feb 21, 10:22 PM CST | Mesoscale Discussion | SPC | Baldwin, Butler, Clarke, Conecuh, Covington, Crenshaw and 4 more | 113 min |
| Feb 21, 10:40 PM CST | Mesoscale Discussion | SPC | Autauga, Bibb, Calhoun, Chilton, Choctaw, Clay and 20 more | 2 hr |
| Feb 21, 11:14 PM CST | Mesoscale Discussion | SPC | Blount, Calhoun, Cherokee, Cleburne, Cullman, DeKalb and 16 more | 4 hr |
| Feb 21, 11:40 PM CST | Tornado Watch | SPC | Barbour, Bullock, Coffee, Dale, Geneva, Henry and 5 more | 6 hr |
| Feb 22, 12:35 AM CST | Tornado Watch | SPC | Autauga, Baldwin, Bibb, Bullock, Butler, Calhoun and 37 more | 5 hr |
| Feb 22, 2:47 AM CST | Mesoscale Discussion | SPC | Calhoun, Cherokee, Cleburne, DeKalb, Etowah, Jackson and 4 more | 3 hr |
| Feb 22, 3:35 AM CST | Tornado Watch | SPC | Blount, Calhoun, Chambers, Cherokee, Chilton, Clay and 12 more | 2 hr |
| Feb 22, 3:51 AM CST | Mesoscale Discussion | SPC | Autauga, Baldwin, Barbour, Bibb, Bullock, Butler and 43 more | 114 min |
| Feb 22, 5:19 AM CST | Mesoscale Discussion | SPC | Barbour, Henry, Houston, Russell | 56 min |
| Feb 22, 5:50 AM CST | Tornado Watch | SPC | Henry, Houston | 5 hr |
| Feb 22, 10:35 AM CST | Tornado Watch | SPC | DeKalb, Jackson | 5 hr |
| Feb 21, 6:18 PM CST | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Ben Hill, Berrien, Brantley and 20 more | 3 hr |
| Feb 22, 9:59 AM CST | Mesoscale Discussion | SPC | Appling, Brantley, Bryan, Bulloch, Camden, Charlton and 12 more | 61 min |
| Feb 22, 10:55 AM CST | Tornado Watch | SPC | Brantley, Bryan, Bulloch, Camden, Charlton, Chatham and 9 more | 5 hr |
| Feb 22, 12:33 PM CST | Mesoscale Discussion | SPC | Catoosa, Colquitt, Dade, Lee, Murray, Schley and 3 more | 117 min |
| Feb 22, 12:49 PM CST | Mesoscale Discussion | SPC | Camden, Chatham, Glynn, McIntosh | 116 min |
| Feb 22, 2:31 PM CST | Mesoscale Discussion | SPC | Catoosa, Murray, Walker, Whitfield | 119 min |
| Feb 22, 3:35 PM CST | Severe Thunderstorm Watch | SPC | Bell, Boyd, Floyd, Harlan, Johnson, Knott and 7 more | 4 hr |
Nearby
Mesoscale Discussions in Kentucky, 2003Mesoscale Discussions in Tennessee, 2003Mesoscale Discussions in Georgia, 2003Every mesoscale discussion in 2003
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.