Alert archive / Texas / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 22, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Feb 11, 2024, 12:40 PM CST for Sabine County, San Augustine County, Texas; Sabine Parish, Louisiana. It was in force for 50 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
- Feb 11, 2024, 12:40 PM CST (18:40 UTC)
- Expired
- Feb 11, 2024, 1:30 PM CST
- In force
- 50 min
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Sabine Parish, LA, Sabine County, TX, San Augustine County, TX
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 11, 7:52 AM CST | Severe Thunderstorm Watch | SPC | 5 hr |
| Feb 11, 12:18 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 6.7 hours before the alert went out and 117 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
- 655 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Feb 11, 11:55 AM CST, 45 minutes earlier.
Area forecast discussion, Feb 11, 11:55 AM CST, 45 minutes before
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</html>Hazardous weather outlook, Feb 11, 4:20 AM CST, 8 hours 20 minutes before
Hazardous Weather Outlook National Weather Service Shreveport LA 420 AM CST Sun Feb 11 2024 ARZ050-051-059>061-070>073-OKZ077-TXZ096-097-108>112-121800- Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette- Columbia-Union-McCurtain-Red River-Bowie-Franklin-Titus-Camp-Morris- Cass- 420 AM CST Sun Feb 11 2024 This Hazardous Weather Outlook is for south central Arkansas, southwest Arkansas, southeast Oklahoma and northeast Texas. .DAY ONE...Today and tonight. Showers with embedded thunderstorms will increase across the region this morning and some of these could pose a hail threat. Otherwise the activity will move out of the region by late this afternoon, but will return to the northern half of Northeast Texas, Southeast Oklahoma and Southwest Arkasas later this evening and into the overnight hours as an upper level storm system moves overhead. Any strong storms this evening could also result in a small hail threat. .DAYS TWO THROUGH SEVEN...Monday through Saturday. The rain moves out early Monday Morning with drier conditions through at least Thursday. More unsettled weather returns to the region Friday and into next weekend in the form of more showers and thunderstorms. .SPOTTER INFORMATION STATEMENT... Spotter activation should not be needed. TXZ136>138-149>153-165-121800- Smith-Gregg-Harrison-Cherokee-Rusk-Panola-Nacogdoches-Shelby- Angelina- 420 AM CST Sun Feb 11 2024 ...SEVERE THUNDERSTORM WATCH 16 IN EFFECT UNTIL 11 AM CST THIS MORNING... This Hazardous Weather Outlook is for East Texas and Northeast Texas. .DAY ONE...Today and tonight. Increasing coverage of showers and thunderstorms will infiltrate the region this morning, bringing with them a large hail threat. The threat will likely continue into the afternoon hours but mainly south of the I-20 Corridor where there will be a damaging wind and an isolated tornado threat as well. The convection moves east of the region by late this afternoon into early this evening. Look for additional rainfall amounts of near one inch with isolated higher amounts. .DAYS TWO THROUGH SEVEN...Monday through Saturday. More unsettled weather returns to the region Friday and into next weekend in the form of more showers and thunderstorms. .SPOTTER INFORMATION STATEMENT... Spotter activation has already been made and could continue into the afternoon. LAZ001>006-010>014-017>022-TXZ124>126-166-167-121800- Caddo-Bossier-Webster-Claiborne-Lincoln-Union-De Soto-Red River- Bienville-Jackson-Ouachita-Sabine-Natchitoches-Winn-Grant-Caldwell- La Salle-Wood-Upshur-Marion-San Augustine- 420 AM CST Sun Feb 11 2024 This Hazardous Weather Outlook is for north central Louisiana, northwest Louisiana, east Texas and northeast Texas. .DAY ONE...Today and tonight. There will be a threat for mainly large hail this morning near and south of the I-20 Corridor of Northeast Texas and Northern Louisiana. As we transition into the afternoon and early evening hours, there will be a continued threat for large hail, in addition to damaging wind gusts and isolated tornadoes. This threat will end across East Central Louisiana during the evening. Look for additional rainfall amounts near one inch with isolated higher amounts. .DAYS TWO THROUGH SEVEN...Monday through Saturday. More unsettled weather returns to the region Friday and into next weekend in the form of more showers and thunderstorms. .SPOTTER INFORMATION STATEMENT... Spotter activation is likely later today. 13
In the hours before
Special weather statement, Feb 11, 10:28 AM CST, 2 hours 12 minutes before
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</html>Local storm report, Feb 11, 11:46 AM CST, 54 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 |
|---|---|---|---|---|
| Feb 10, 6:40 PM CST | Special Weather Statement | SHV | Cherokee, Rusk, Smith | 65 min |
| Feb 10, 8:19 PM CST | River Flood Warning | SHV | Anderson, Cherokee, Houston, Trinity | 5 days |
| Feb 10, 8:22 PM CST | River Flood Warning | SHV | Nacogdoches, Rusk | 62 hr |
| Feb 10, 8:26 PM CST | River Flood Warning | SHV | Anderson, Cherokee, Houston | 6 days |
| Feb 10, 11:25 PM CST | Areal Flood Warning | SHV | Angelina, Nacogdoches, Panola, Rusk, San Augustine, Shelby | 6 hr |
| Feb 10, 11:37 PM CST | Special Weather Statement | SHV | Nacogdoches | 23 min |
| Feb 10, 11:49 PM CST | Special Weather Statement | SHV | Nacogdoches | 26 min |
| Feb 11, 12:05 AM CST | Special Weather Statement | SHV | Nacogdoches | 25 min |
| Feb 11, 12:18 AM CST | Special Weather Statement | SHV | Nacogdoches | 27 min |
| Feb 11, 1:07 AM CST | Special Weather Statement | SHV | Rusk | 23 min |
| Feb 11, 1:51 AM CST | Special Weather Statement | SHV | Cherokee | 24 min |
| Feb 11, 2:10 AM CST | Severe Thunderstorm Warning | SHV | Cherokee, Smith | 50 min |
| Feb 11, 2:50 AM CST | Special Weather Statement | SHV | Rusk | 25 min |
| Feb 11, 6:22 AM CST | Severe Thunderstorm Warning | SHV | Cherokee, Smith | 38 min |
| Feb 11, 6:41 AM CST | Special Weather Statement | SHV | Harrison | 34 min |
| Feb 11, 7:00 AM CST | Severe Thunderstorm Warning | SHV | Cherokee, Gregg, Rusk, Smith, Upshur | 60 min |
| Feb 11, 7:46 AM CST | Severe Thunderstorm Warning | SHV | Gregg, Harrison, Marion, Rusk | 59 min |
| Feb 11, 7:52 AM CST | Severe Thunderstorm Warning | SHV | Cherokee, Nacogdoches, Rusk | 53 min |
| Feb 11, 7:58 AM CST | Severe Thunderstorm Warning | SHV | Gregg, Harrison, Panola, Rusk | 47 min |
| Feb 11, 8:41 AM CST | Severe Thunderstorm Warning | SHV | Nacogdoches, Panola, Rusk, Shelby | 49 min |
| Feb 11, 8:42 AM CST | Severe Thunderstorm Warning | SHV | Harrison, Marion, Panola | 48 min |
| Feb 11, 10:41 AM CST | Severe Thunderstorm Warning | SHV | Sabine | 49 min |
| Feb 11, 11:39 AM CST | Special Weather Statement | SHV | San Augustine | 36 min |
| Feb 11, 12:50 AM CST | Special Weather Statement | SHV | Red River | 25 min |
| Feb 11, 2:18 AM CST | Special Weather Statement | SHV | Red River | 27 min |
| Feb 11, 2:48 AM CST | Special Weather Statement | SHV | Bienville | 27 min |
| Feb 11, 2:57 AM CST | Special Weather Statement | SHV | Caddo | 33 min |
| Feb 11, 3:23 AM CST | Special Weather Statement | SHV | Caddo | 52 min |
| Feb 11, 3:34 AM CST | Severe Thunderstorm Warning | SHV | Bossier, Caddo, Webster | 41 min |
| Feb 11, 3:41 AM CST | Special Weather Statement | SHV | Lincoln | 34 min |
| Feb 11, 9:22 AM CST | Severe Thunderstorm Warning | SHV | Bossier, Caddo, Claiborne, Webster | 38 min |
| Feb 11, 9:31 AM CST | Special Weather Statement | SHV | De Soto | 29 min |
| Feb 11, 9:57 AM CST | Special Weather Statement | SHV | Claiborne | 33 min |
| Feb 11, 10:34 AM CST | Severe Thunderstorm Warning | SHV | Claiborne, Lincoln, Ouachita, Union | 41 min |
| Feb 11, 10:36 AM CST | Severe Thunderstorm Warning | SHV | Bienville, Bossier, Jackson, Lincoln, Natchitoches, Red River | 39 min |
| Feb 11, 11:00 AM CST | Severe Thunderstorm Warning | SHV | Lincoln, Union | 45 min |
| Feb 11, 11:13 AM CST | Severe Thunderstorm Warning | SHV | Bienville, Jackson, Lincoln, Ouachita, Union | 47 min |
| Feb 11, 11:19 AM CST | Special Weather Statement | SHV | Natchitoches | 26 min |
| Feb 11, 12:38 PM CST | Special Weather Statement | SHV | Caldwell | 37 min |
| Feb 11, 1:20 PM CST | Special Weather Statement | SHV | Natchitoches | 25 min |
| Feb 11, 1:32 PM CST | Special Weather Statement | SHV | Sabine | 28 min |
| Feb 11, 1:45 PM CST | Special Weather Statement | SHV | Sabine | 30 min |
| Feb 11, 3:04 PM CST | Severe Thunderstorm Warning | SHV | Grant, LaSalle | 41 min |
| Feb 11, 3:43 PM CST | Severe Thunderstorm Warning | SHV | Caldwell, Grant, LaSalle | 47 min |
| Feb 11, 4:03 PM CST | Special Weather Statement | SHV | Grant | 27 min |
| Feb 11, 4:26 PM CST | Special Weather Statement | SHV | LaSalle | 49 min |
| Feb 11, 4:48 PM CST | Special Weather Statement | SHV | LaSalle | 27 min |
| Feb 11, 4:23 AM CST | Special Weather Statement | SHV | Miller | 37 min |
| Feb 11, 10:28 AM CST | Special Weather Statement | SHV | Union | 32 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2024Severe Thunderstorm Warnings in Louisiana, 2024Every severe thunderstorm warning in 2024
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.