Alert archive / Louisiana / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 8, NWS Shreveport, LA

February 11, 2024Bossier Parish, Caddo Parish, Webster Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Feb 11, 2024, 3:34 AM CST for Bossier Parish, Caddo Parish, Webster Parish, Louisiana. It was in force for 41 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, 3:34 AM CST (09:34 UTC)
Expired: Feb 11, 2024, 4:15 AM CST
In force: 41 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bossier Parish, LA, Caddo Parish, LA, Webster Parish, LA

The radar

The Shreveport radar (KSHV), 32 km from the middle of the area, began a volume at 09:36 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

Jackson, MS (KJAN), launched 00:00Z, 9.6 hours before the alert went out and 333 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 50 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 903 m above ground
0-6 km bulk shear: 92 kt
0-1 km storm-relative helicity: 286 m²/s²
0-3 km storm-relative helicity: 352 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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, 2:35 AM CST, 59 minutes earlier.

Area forecast discussion, Feb 11, 2:35 AM CST, 59 minutes before

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Hazardous weather outlook, Feb 10, 12:56 PM CST, 14 hours 38 minutes before

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In the hours before

Special weather statement, Feb 11, 1:51 AM CST, 1 hour 43 minutes before

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Special weather statement, Feb 11, 2:18 AM CST, 1 hour 16 minutes before

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Special weather statement, Feb 11, 2:48 AM CST, 46 minutes before

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Special weather statement, Feb 11, 2:50 AM CST, 44 minutes before

Special Weather Statement
National Weather Service Shreveport LA
250 AM CST Sun Feb 11 2024

TXZ136-149-150-110915-
Cherokee TX-Smith TX-Rusk TX-
250 AM CST Sun Feb 11 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN SMITH...
NORTHWESTERN RUSK AND NORTH CENTRAL CHEROKEE COUNTIES THROUGH 315 AM
CST...

At 250 AM CST, Doppler radar was tracking a strong thunderstorm near
Turnertown, or 11 miles west of Henderson, moving northeast at 35
mph.

HAZARD...Wind gusts up to 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Henderson, Troup, New London, Turnertown, Joinerville, and Concord.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 1100 AM CST for
northeastern Texas.

&&

LAT...LON 3199 9504 3214 9512 3233 9485 3215 9465
TIME...MOT...LOC 0850Z 241DEG 31KT 3212 9500

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

53

Special weather statement, Feb 11, 2:57 AM CST, 37 minutes before

Special Weather Statement
National Weather Service Shreveport LA
257 AM CST Sun Feb 11 2024

LAZ001-TXZ138-151-110930-
Caddo LA-Panola TX-Harrison TX-
257 AM CST Sun Feb 11 2024

...A STRONG THUNDERSTORM WILL IMPACT WEST CENTRAL CADDO PARISH...
SOUTHEASTERN HARRISON AND NORTHEASTERN PANOLA COUNTIES THROUGH 330 AM
CST...

At 256 AM CST, Doppler radar was tracking a strong thunderstorm near
Elysian Fields, or 18 miles northeast of Carthage, moving northeast
at 45 mph.

HAZARD...Wind gusts up to 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Shreveport, Greenwood, Blanchard, Waskom, Elysian Fields, Jonesville,
Cross Lake, and Bethany.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

A Severe Thunderstorm Watch remains in effect until 1100 AM CST for
northeastern Texas.

&&

LAT...LON 3227 9408 3233 9421 3264 9404 3256 9377
TIME...MOT...LOC 0856Z 213DEG 37KT 3234 9411

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

53

Special weather statement, Feb 11, 3:23 AM CST, 11 minutes before

Special Weather Statement
National Weather Service Shreveport LA
323 AM CST Sun Feb 11 2024

LAZ001-002-111015-
Bossier LA-Caddo LA-
323 AM CST Sun Feb 11 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTH CENTRAL CADDO AND
SOUTHWESTERN BOSSIER PARISHES THROUGH 415 AM CST...

At 322 AM CST, Doppler radar was tracking a strong thunderstorm near
Stonewall, or 11 miles southwest of Shreveport, moving northeast at
30 mph.

HAZARD...Nickel size hail.

SOURCE...Radar indicated.

IMPACT...Minor hail damage to vegetation is possible.

Locations impacted include...
Shreveport, Bossier City, Fosters, Ferguson, Keithville, Robson,
Forbing, Sligo, Barksdale Air Force Base, and Red Chute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3229 9397 3263 9372 3244 9349 3233 9372
      3233 9374 3234 9375 3235 9377 3233 9381
      3232 9381 3229 9385 3226 9386 3224 9390
TIME...MOT...LOC 0922Z 224DEG 27KT 3231 9388

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...<30 MPH

13

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 Considerable damage threat	SHV	Cherokee, Gregg, Rusk, Smith, Upshur	60 min
Feb 11, 7:46 AM CST	Severe Thunderstorm Warning Considerable damage threat	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 Considerable damage threat	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 Considerable damage threat	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, 12:40 PM CST	Severe Thunderstorm Warning	SHV	Sabine, San Augustine	50 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, 3:41 AM CST	Special Weather Statement	SHV	Lincoln	34 min
Feb 11, 9:22 AM CST	Severe Thunderstorm Warning Considerable damage threat	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 Louisiana, 2024 Every 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; radar from the NEXRAD Level II archive.