Alert archive / Louisiana / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 48, NWS Shreveport, LA

March 4, 2025LaSalle Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Mar 4, 2025, 12:44 PM CST for LaSalle Parish, Louisiana. It was in force for 19 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 4, 2025, 12:44 PM CST (18:44 UTC)
Expired: Mar 4, 2025, 1:03 PM CST
In force: 19 min
Issued by: NWS Shreveport, LA
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 60.0 mph

County LaSalle Parish, LA

The radar

The Ft Polk radar (KPOE), 97 km from the middle of the area, began a volume at 18:46 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 4, 8:13 AM 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 174 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: 21 J/kg
Mixed-layer CIN: -452 J/kg
Mixed-layer LCL: 634 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 550 m²/s²
0-3 km storm-relative helicity: 569 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 4, 12:05 PM CST, 39 minutes earlier.

Area forecast discussion, Mar 4, 12:05 PM CST, 39 minutes before

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In the hours before

Local storm report, Mar 4, 10:46 AM CST, 1 hour 58 minutes before

Preliminary Local Storm Report
National Weather Service Shreveport LA
1046 AM CST Tue Mar 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0632 AM     Tstm Wnd Dmg     2 ESE Alba              32.78N 95.59W
03/04/2025                   Wood               TX   Trained Spotter

            A metal southwest facing wall of a pole barn
            was blown down at a residence off of County
            Road 1600 near County Road 1609.

&&

15

Local storm report, Mar 4, 11:21 AM CST, 1 hour 23 minutes before

Preliminary Local Storm Report
National Weather Service Shreveport LA
1121 AM CST Tue Mar 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1110 AM     Tstm Wnd Dmg     Farmerville             32.78N 92.41W
03/04/2025                   Union              LA   Public

            Report from mPING: 3-inch tree limbs broken;
            Power poles broken.

&&

AEC

Local storm report, Mar 4, 11:40 AM CST, 1 hour 4 minutes before

Preliminary Local Storm Report
National Weather Service Shreveport LA
1140 AM CST Tue Mar 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1040 AM     Tstm Wnd Dmg     3 N Spearsville         32.99N 92.60W
03/04/2025                   Union              LA   Emergency Mngr

            Trees down with one fallen over Highway
            3121.

&&

AEC

Local storm report, Mar 4, 11:44 AM CST, 1 hour before

Preliminary Local Storm Report
National Weather Service Shreveport LA
1144 AM CST Tue Mar 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1035 AM     Tstm Wnd Dmg     1 NE El Dorado          33.23N 92.66W
03/04/2025                   Union              AR   Broadcast Media

            Report of a large tree uprooted on a house
            at the intersection of Sixth St and Calion
            Rd.

&&

AEC

Local storm report, Mar 4, 12:14 PM CST, 30 minutes before

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Local storm report, Mar 4, 12:37 PM CST, 7 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 4, 6:29 AM CST	Severe Thunderstorm Warning	SHV	Camp, Franklin, Smith, Titus, Upshur, Wood	46 min
Mar 4, 6:45 AM CST	Severe Thunderstorm Warning	SHV	Franklin, Red River, Titus	45 min
Mar 4, 6:49 AM CST	Severe Thunderstorm Warning	SHV	Cherokee, Gregg, Rusk, Smith	41 min
Mar 4, 7:12 AM CST	Severe Thunderstorm Warning	SHV	Bowie, Camp, Cass, Franklin, Gregg, Harrison and 7 more	48 min
Mar 4, 7:24 AM CST	Severe Thunderstorm Warning	SHV	Bowie, Franklin, Red River, Titus	51 min
Mar 4, 7:29 AM CST	River Flood Warning	SHV	Smith, Wood	10 days
Mar 4, 7:29 AM CST	Severe Thunderstorm Warning	SHV	Cherokee, Gregg, Harrison, Marion, Rusk, Smith	46 min
Mar 4, 7:33 AM CST	Tornado Warning	SHV	Camp, Cass, Morris, Titus	27 min
Mar 4, 7:42 AM CST	Tornado Warning Tornado observed	SHV	Bowie, Morris, Red River, Titus	33 min
Mar 4, 7:56 AM CST	Tornado Warning	SHV	Bowie, Cass, Morris	34 min
Mar 4, 7:59 AM CST	Severe Thunderstorm Warning	SHV	Bowie, Camp, Cass, Gregg, Harrison, Marion and 5 more	46 min
Mar 4, 8:09 AM CST	Tornado Warning	SHV	Bowie	36 min
Mar 4, 8:12 AM CST	Severe Thunderstorm Warning	SHV	Bowie	48 min
Mar 4, 8:18 AM CST	Severe Thunderstorm Warning	SHV	Cherokee, Gregg, Harrison, Marion, Panola, Rusk and 1 more	42 min
Mar 4, 8:20 AM CST	Tornado Warning	SHV	Gregg, Rusk	15 min
Mar 4, 8:28 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Cass, Marion	47 min
Mar 4, 8:36 AM CST	Tornado Warning	SHV	Harrison, Marion	39 min
Mar 4, 8:44 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Harrison, Marion, Panola	46 min
Mar 4, 8:45 AM CST	Severe Thunderstorm Warning	SHV	Angelina, Cherokee, Nacogdoches, Panola, Rusk, San Augustine and 1 more	60 min
Mar 4, 8:56 AM CST	Tornado Warning	SHV	Harrison	34 min
Mar 4, 9:40 AM CST	Severe Thunderstorm Warning	SHV	Angelina, Nacogdoches, Panola, Sabine, San Augustine, Shelby	65 min
Mar 4, 10:33 AM CST	Tornado Warning	SHV	Sabine	27 min
Mar 4, 10:38 AM CST	Severe Thunderstorm Warning	SHV	Sabine	67 min
Mar 4, 12:54 PM CST	River Flood Warning	SHV	Anderson, Cherokee, Houston	7 days
Mar 4, 12:55 PM CST	River Flood Warning	SHV	Angelina, Houston, Polk, Trinity, Tyler	22 hr
Mar 4, 9:20 AM CST	Tornado Warning	SHV	Bossier	27 min
Mar 4, 9:22 AM CST	Severe Thunderstorm Warning	SHV	Bienville, Bossier, Caddo, Claiborne, De Soto, Webster	53 min
Mar 4, 9:51 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Bienville, Bossier, Caddo, Claiborne, De Soto, Webster	39 min
Mar 4, 10:04 AM CST	Tornado Warning	SHV	Bienville, Claiborne, Webster	19 min
Mar 4, 10:07 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Bienville, Bossier, Claiborne, Jackson, Lincoln, Union and 1 more	53 min
Mar 4, 10:47 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Bienville, Caldwell, Jackson, Lincoln, Ouachita, Union	73 min
Mar 4, 10:57 AM CST	Tornado Warning	SHV	Natchitoches, Sabine	33 min
Mar 4, 11:27 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Caldwell, Grant, Jackson, LaSalle, Natchitoches, Winn	78 min
Mar 4, 11:55 AM CST	Tornado Warning	SHV	Grant, LaSalle	35 min
Mar 4, 11:57 AM CST	Severe Thunderstorm Warning	SHV	Caldwell, Jackson, Ouachita, Union	26 min
Mar 4, 9:08 AM CST	Severe Thunderstorm Warning	SHV	Columbia, Hempstead, Lafayette, Miller, Nevada, Union	67 min
Mar 4, 10:00 AM CST	Severe Thunderstorm Warning	SHV	Columbia, Union	75 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2025 Every severe thunderstorm warning in 2025

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.