Alert archive / Georgia / Mesoscale Discussions in 2005
Mesoscale Discussion 285
The Storm Prediction Center issued this mesoscale discussion at Mar 13, 2005, 4:28 PM CST for Cleburne County, Randolph County, Alabama; 38 counties in Georgia; 6 counties in South Carolina. It was in force for 92 min.
The area
The outline as issued.
The facts
- Issued
- Mar 13, 2005, 4:28 PM CST (22:28 UTC)
- Expired
- Mar 13, 2005, 6:00 PM CST
- In force
- 92 min
- Issued by
- the Storm Prediction Center
All 46 counties
Cleburne County, AL, Randolph County, AL, Banks County, GA, Barrow County, GA, Bartow County, GA, Butts County, GA, Carroll County, GA, Cherokee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, DeKalb County, GA, Douglas County, GA, Elbert County, GA, Fayette County, GA, Forsyth County, GA, Franklin County, GA, Fulton County, GA, Greene County, GA, Gwinnett County, GA, Hall County, GA, Haralson County, GA, Hart County, GA, Heard County, GA, Henry County, GA, Jackson County, GA, Lincoln County, GA, Madison County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Paulding County, GA, Polk County, GA, Rockdale County, GA, Spalding County, GA, Taliaferro County, GA, Walton County, GA, Wilkes County, GA, Abbeville County, SC, Anderson County, SC, Edgefield County, SC, Greenwood County, SC, Laurens County, SC, McCormick County, SC
The radar
The Atlanta radar (KFFC), 102 km from the middle of the area, began a volume at 22:32 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
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.5 hours before the alert went out and 97 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
- 1634 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 153 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 |
|---|---|---|---|---|
| Mar 13, 2:13 PM CST | Mesoscale Discussion | SPC | Autauga, Bibb, Calhoun, Chilton, Clay, Coosa and 15 more | 2 hr |
| Mar 13, 2:30 PM CST | Severe Thunderstorm Watch | SPC | Autauga, Bibb, Chilton, Greene, Hale, Jefferson and 5 more | 8 hr |
Nearby
Mesoscale Discussions in Georgia, 2005Mesoscale Discussions in South Carolina, 2005Mesoscale Discussions in Alabama, 2005Every mesoscale discussion in 2005
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.