Alert archive / Texas / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 359, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Jun 9, 2008, 10:24 PM CDT for Cass County, Texas; Caddo Parish, Louisiana; Miller County, Arkansas. It was in force for 38 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
- Jun 9, 2008, 10:24 PM CDT (03:24 UTC)
- Expired
- Jun 9, 2008, 11:02 PM CDT
- In force
- 38 min
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
Counties Miller County, AR, Caddo Parish, LA, Cass County, TX
The radar
The Shreveport radar (KSHV), 63 km from the middle of the area, began a volume at 03:25 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
Shreveport, LA (KSHV), launched 00:00Z, 3.4 hours before the alert went out and 63 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
- 1837 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1560 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.6
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 Jun 9, 9:38 PM CDT, 46 minutes earlier.
Area forecast discussion, Jun 9, 9:38 PM CDT, 46 minutes before
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</html>Hazardous weather outlook, Jun 9, 12:12 PM CDT, 10 hours 12 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SHREVEPORT LA 1212 PM CDT MON JUN 9 2008 ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077- TXZ096-097-108>112-124>126-136>138-149>153-165>167-101715- SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-MILLER-LAFAYETTE- COLUMBIA-UNION AR-CADDO-BOSSIER-WEBSTER-CLAIBORNE-LINCOLN- UNION LA-DE SOTO-RED RIVER-BIENVILLE-JACKSON-OUACHITA-SABINE LA- NATCHITOCHES-WINN-GRANT-CALDWELL-LA SALLE-MCCURTAIN-BOWIE- FRANKLIN-TITUS-CAMP-MORRIS-CASS-WOOD-UPSHUR-MARION-SMITH-GREGG- HARRISON-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-SHELBY-ANGELINA- SAN AUGUSTINE-SABINE TX- 1212 PM CDT MON JUN 9 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ARKANSAS...SOUTHWEST ARKANSAS...NORTH CENTRAL LOUISIANA... NORTHWEST LOUISIANA...SOUTHEAST OKLAHOMA...EAST TEXAS AND NORTHEAST TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ARKANSAS...SOUTHWEST ARKANSAS...NORTH CENTRAL LOUISIANA... NORTHWEST LOUISIANA...SOUTHEAST OKLAHOMA...EAST TEXAS AND NORTHEAST TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A SLIGHT RISK FOR SEVERE STORMS NORTH AND WEST OF AN EL DORADO ARKANSAS...SHREVEPORT LOUISIANA...CENTERVILLE TEXAS LINE. A LARGE OUTFLOW BOUNDARY ASSOCIATED WITH A COMPLEX OF THUNDERSTORMS IN OKLAHOMA WILL MOVE INTO THE 4 STATE REGION DURING THE DAY TODAY AND TONIGHT. DAYTIME HEATING WILL DESTABILIZE THE ATMOSPHERE AND SHOWERS AND THUNDERSTORMS WILL FORM ALONG THE BOUNDARY. THE MAIN SEVERE THREAT FROM ANY STORM WILL BE DAMAGING WINDS...HEAVY RAIN...AND FREQUENT LIGHTNING. ISOLATED FLOODING WILL ALSO BE POSSIBLE WITH THESE STORMS DUE TO THEIR SLOW MOVEMENT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE EACH DAY BEGINNING THURSDAY THROUGH THE WEEKEND. SEVERE WEATHER IS NOT ANTICIPATED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED LATE THIS AFTERNOON AND EVENING. 04
In the hours before
Local storm report, Jun 9, 8:49 PM CDT, 1 hour 35 minutes before
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</html>The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 1:04 AM CDT | Special Weather Statement | SHV | Upshur | 56 min |
| Jun 10, 1:07 AM CDT | Special Weather Statement | SHV | Harrison | 53 min |
| Jun 10, 1:47 AM CDT | Special Weather Statement | SHV | Upshur | 28 min |
| Jun 10, 4:07 AM CDT | Flash Flood Watch | SHV | Camp, Cass, Franklin, Gregg, Harrison, Marion and 8 more | 53 min |
| Jun 10, 5:08 AM CDT | Flash Flood Watch | SHV | Camp, Cass, Franklin, Gregg, Harrison, Marion and 8 more | 7 hr |
| Jun 10, 2:07 AM CDT | Areal Flood Advisory | SHV | Bossier, Caddo, De Soto | 113 min |
| Jun 10, 3:02 AM CDT | Flash Flood Warning | SHV | Bossier, Caddo, Red River | 4 hr |
| Jun 9, 7:53 PM CDT | Severe Thunderstorm Warning | SHV | Columbia, Lafayette, Miller | 52 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2008Severe Thunderstorm Warnings in Louisiana, 2008Severe Thunderstorm Warnings in Arkansas, 2008Every severe thunderstorm warning in 2008
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.