Alert archive / Louisiana / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 338, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Oct 4, 2004, 1:58 PM CDT for Sabine Parish, Louisiana. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 4, 2004, 1:58 PM CDT (18:58 UTC)
- Expired
- Oct 4, 2004, 3:00 PM CDT
- In force
- 62 min
- Issued by
- NWS Shreveport, LA
- Area
- Counties, with a storm outline in the text
County Sabine Parish, LA
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 7.0 hours before the alert went out and 104 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
- 403 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 1052 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 4, 9:30 AM CDT, 4 hours 28 minutes earlier.
Area forecast discussion, Oct 4, 9:30 AM CDT, 4 hours 28 minutes before
<!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>Hazardous weather outlook, Oct 4, 12:00 PM CDT, 1 hour 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SHREVEPORT LA 1200 PM CDT MON OCT 4 2004 ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077-TXZ096- 097-108>112-124>126-136>138-149>153-165>167-051100- ANGELINA-BIENVILLE-BOSSIER-BOWIE-CADDO-CALDWELL-CAMP-CASS-CHEROKEE- CLAIBORNE-COLUMBIA-DE SOTO-FRANKLIN-GRANT-GREGG-HARRISON-HEMPSTEAD- HOWARD-JACKSON-LA SALLE-LAFAYETTE-LINCOLN-LITTLE RIVER-MARION- MCCURTAIN-MILLER-MORRIS-NACOGDOCHES-NATCHITOCHES-NEVADA-OUACHITA- PANOLA-RED RIVER LA-RED RIVER TX-RUSK-SABINE LA-SABINE TX- SAN AUGUSTINE-SEVIER-SHELBY-SMITH-TITUS-UNION AR-UNION LA-UPSHUR- WEBSTER-WINN-WOOD- 1200 PM CDT MON OCT 4 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OKLAHOMA...NORTHEAST TEXAS...SOUTHWEST ARKANSAS...NORTHWEST AND NORTH CENTRAL LOUISIANA. .DAY ONE...THIS AFTERNOON AND TONIGHT... A SERIES OF WEAK UPPER LEVEL DISTURBANCES WILL ALLOW SHOWERS AND A FEW EMBEDDED THUNDERSTORMS TO AFFECT PORTIONS OF NORTHEAST TEXAS... SOUTHEAST OKLAHOMA...SOUTHWEST ARKANSAS...AND NORTHWEST LOUISIANA...THROUGH THIS AFTERNOON. BRIEF HEAVY RAINFALL WILL BE POSSIBLE WITH THESE STORMS...WITH RAINFALL TOTALS OF ONE TO TWO INCHES POSSIBLE THROUGH TONIGHT. A WEAK COLD FRONT WILL APPROACH THE RED RIVER VALLEY OF SOUTHERN OKLAHOMA AND NORTH TEXAS BY THIS EVENING...WHICH COULD ALSO ENHANCE SHOWER AND THUNDERSTORM REDEVELOPMENT THROUGH TONIGHT ACROSS PORTIONS OF EAST TEXAS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL LINGER ACROSS THE FOUR STATE REGION TUESDAY AS THE UPPER LEVEL DISTURBANCE DEPARTS THE AREA TO THE EAST. HOWEVER...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... ACTIVATION OF EMERGENCY MANAGERS...SKYWARN NETWORKS...AND STORM SPOTTERS...SHOULD NOT BE NEEDED THIS AFTERNOON OR TONIGHT.
In the hours before
Special weather statement, Oct 4, 8:43 AM CDT, 5 hours 15 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 843 AM CDT MON OCT 4 2004 TXZ108>111-124>126-136>138-149>151-041530- CAMP-CHEROKEE-FRANKLIN-GREGG-HARRISON-MARION-MORRIS-PANOLA-RUSK- SMITH-TITUS-UPSHUR-WOOD- 843 AM CDT MON OCT 4 2004 STRONG THUNDERSTORMS WERE MOVING INTO NORTHEAST TEXAS THIS MORNING. THESE THUNDERSTORMS WERE ALONG A LINE EXTENDING FROM NEAR GILMER TEXAS...SOUTHWEST...TO ABOUT 15 MILES NORTHWEST OF ATHENS. THESE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING HEAVY RAINFALL... GUSTY WINDS...AND SMALL HAIL...AS THEY MOVE EAST SOUTHEAST AT 35 MILES AN HOUR. CITIES THAT ARE IN THE PATH OF THIS LINE OF THUNDERSTORMS THIS MORNING INCLUDE TYLER...HENDERSON...AND JACKSONVILLE TEXAS.
Local storm report, Oct 4, 11:18 AM CDT, 2 hours 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
1118 AM CDT MON OCT 04 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1055 AM TSTM WND DMG 5 SSE JACKSONVILLE 31.90N 95.23W
10/04/2004 CHEROKEE TX LAW ENFORCEMENT
SEVERAL TREES DOWN ALONG HWY 69 SOUTH OF JACKSONVILLE.
&&
03Special weather statement, Oct 4, 11:33 AM CDT, 2 hours 25 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 1133 AM CDT MON OCT 4 2004 LAZ001-002-010-017-TXZ149>153-165>167-041800- ANGELINA-BOSSIER-CADDO-CHEROKEE-DE SOTO-NACOGDOCHES-PANOLA-RUSK- SABINE LA-SABINE TX-SAN AUGUSTINE-SHELBY- 1133 AM CDT MON OCT 4 2004 STRONG THUNDERSTORMS WERE MOVING INTO EAST TEXAS...AND EXTREME NORTHWEST LOUISIANA...LATE THIS MORNING. THESE THUNDERSTORMS WERE ALONG A LINE EXTENDING FROM NEAR BOSSIER CITY LOUISIANA...TO CARTHAGE AND ALTO TEXAS. THESE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING HEAVY RAINFALL... AND GUSTY WINDS...AS THEY MOVE EAST SOUTHEAST AT 30 MILES AN HOUR. CITIES THAT ARE IN THE PATH OF THIS LINE OF THUNDERSTORMS...INCLUDE SHREVEPORT AND BOSSIER CITY LOUISIANA...CARTHAGE...CENTER...AND NACOGDOCHES TEXAS.
Local storm report, Oct 4, 12:51 PM CDT, 1 hour 7 minutes before
<!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>The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 4, 10:31 AM CDT | Severe Thunderstorm Warning | SHV | Cherokee | 44 min |
| Oct 4, 12:20 PM CDT | Severe Thunderstorm Warning | SHV | Nacogdoches | 55 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2004Every severe thunderstorm warning in 2004
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.