Alert archive / Florida / Mesoscale Discussions in 2003
Mesoscale Discussion 175
The Storm Prediction Center issued this mesoscale discussion at Mar 1, 2003, 9:11 AM CST for Geneva County, Houston County, Alabama; 26 counties in Florida; 15 counties in Georgia. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 1, 2003, 9:11 AM CST (15:11 UTC)
- Expired
- Mar 1, 2003, 12:15 PM CST
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
All 43 counties
Geneva County, AL, Houston County, AL, Alachua County, FL, Baker County, FL, Bay County, FL, Bradford County, FL, Calhoun County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Gadsden County, FL, Gilchrist County, FL, Hamilton County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Nassau County, FL, Okaloosa County, FL, Suwannee County, FL, Taylor County, FL, Union County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Brooks County, GA, Charlton County, GA, Clinch County, GA, Colquitt County, GA, Cook County, GA, Decatur County, GA, Echols County, GA, Grady County, GA, Lanier County, GA, Lowndes County, GA, Miller County, GA, Mitchell County, GA, Seminole County, GA, Thomas County, GA, Ware County, GA
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 3.2 hours before the alert went out and 33 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
- 450 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 350 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 1, 2:21 AM CST | Mesoscale Discussion | SPC | Bay, Calhoun, Citrus, Dixie, Franklin, Gulf and 5 more | 3 hr |
| Mar 1, 12:25 PM CST | Mesoscale Discussion | SPC | Broward, Glades, Hardee, Hendry, Highlands, Indian River and 4 more | 3 hr |
| Mar 1, 12:55 PM CST | Severe Thunderstorm Watch | SPC | Alachua, Baker, Bradford, Clay, Columbia, Dixie and 20 more | 5 hr |
| Mar 1, 3:24 PM CST | Mesoscale Discussion | SPC | Alachua, Baker, Bradford, Clay, Columbia, Dixie and 20 more | 2 hr |
| Mar 1, 5:23 PM CST | Mesoscale Discussion | SPC | Alachua, Baker, Bay, Bradford, Calhoun, Clay and 17 more | 67 min |
Nearby
Mesoscale Discussions in Florida, 2003Mesoscale Discussions in Georgia, 2003Mesoscale Discussions in Alabama, 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.