Alert archive / Louisiana / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 33, NWS Shreveport, LA

March 8, 2024Natchitoches Parish, Sabine Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Mar 8, 2024, 10:57 AM CST for Natchitoches Parish, Sabine Parish, Louisiana. It was in force for 34 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: Mar 8, 2024, 10:57 AM CST (16:57 UTC)
Expired: Mar 8, 2024, 11:31 AM CST
In force: 34 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Natchitoches Parish, LA, Sabine Parish, LA

The radar

The Ft Polk radar (KPOE), 64 km from the middle of the area, began a volume at 16:59 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 12:00Z, 5.0 hours before the alert went out and 315 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: 8 J/kg
Mixed-layer CIN: -390 J/kg
Mixed-layer LCL: 841 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 430 m²/s²
0-3 km storm-relative helicity: 607 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

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 Mar 7, 5:36 PM CST, 17 hours 21 minutes earlier.

Area forecast discussion, Mar 7, 5:36 PM CST, 17 hours 21 minutes before

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The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 7, 8:35 PM CST	River Flood Warning	SHV	Smith, Wood	4 days
Mar 8, 7:36 AM CST	Special Weather Statement	SHV	Cass	39 min
Mar 8, 8:33 AM CST	Special Weather Statement	SHV	Smith	42 min
Mar 8, 8:49 AM CST	Special Weather Statement	SHV	Angelina	41 min
Mar 8, 9:42 AM CST	Special Weather Statement	SHV	Sabine, San Augustine	48 min
Mar 8, 9:45 AM CST	Special Weather Statement	SHV	Harrison	45 min
Mar 8, 10:02 AM CST	Special Weather Statement	SHV	Nacogdoches	43 min
Mar 8, 10:10 AM CST	Severe Thunderstorm Warning	SHV	Sabine, San Augustine	50 min
Mar 8, 10:42 AM CST	Special Weather Statement	SHV	Nacogdoches, Shelby	33 min
Mar 8, 11:21 AM CST	Special Weather Statement	SHV	Shelby	39 min
Mar 8, 1:53 AM CST	Special Weather Statement	SHV	Bossier, Caddo	37 min
Mar 8, 2:30 AM CST	Special Weather Statement	SHV	Bienville, Claiborne, Red River, Webster	30 min
Mar 8, 2:38 AM CST	Special Weather Statement	SHV	Claiborne, Webster	52 min
Mar 8, 3:12 AM CST	Special Weather Statement	SHV	Claiborne, Lincoln, Union	48 min
Mar 8, 4:00 AM CST	Special Weather Statement	SHV	Ouachita, Union	45 min
Mar 8, 9:29 AM CST	Special Weather Statement	SHV	Grant	31 min
Mar 8, 9:51 AM CST	Special Weather Statement	SHV	Webster	39 min
Mar 8, 10:27 AM CST	Special Weather Statement	SHV	Caddo	48 min
Mar 8, 10:28 AM CST	Special Weather Statement	SHV	LaSalle	47 min
Mar 8, 11:32 AM CST	Special Weather Statement	SHV	Natchitoches, Winn	43 min
Mar 8, 12:22 PM CST	Special Weather Statement	SHV	Sabine	23 min
Mar 8, 12:46 PM CST	Special Weather Statement	SHV	Natchitoches	29 min
Mar 8, 12:57 PM CST	Special Weather Statement	SHV	Sabine	33 min
Mar 8, 8:12 AM CST	Special Weather Statement	SHV	Lafayette, Miller	48 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.