Alert archive / Louisiana / Tornado Watches in 2025

Tornado Watch 20

March 4, 202522 counties in Arkansas; 30 parishes in Louisiana; 12 counties in Texas

The Storm Prediction Center issued this tornado watch at Mar 4, 2025, 8:13 AM CST for 22 counties in Arkansas; 30 parishes in Louisiana; 12 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Mar 4, 2025, 8:13 AM CST (14:13 UTC)
Expired: Mar 4, 2025, 3:00 PM CST
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 65 kt

All 64 counties

Arkansas County, AR, Ashley County, AR, Bradley County, AR, Calhoun County, AR, Chicot County, AR, Clark County, AR, Cleveland County, AR, Columbia County, AR, Dallas County, AR, Desha County, AR, Drew County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Jefferson County, AR, Lafayette County, AR, Lincoln County, AR, Montgomery County, AR, Nevada County, AR, Ouachita County, AR, Pike County, AR, Union County, AR, Acadia Parish, LA, Allen Parish, LA, Beauregard Parish, LA, Bienville Parish, LA, Bossier Parish, LA, Caddo Parish, LA, Calcasieu Parish, LA, Caldwell Parish, LA, Cameron Parish, LA, Claiborne Parish, LA, De Soto Parish, LA, Evangeline Parish, LA, Grant Parish, LA, Jackson Parish, LA, Jefferson Davis Parish, LA, LaSalle Parish, LA, Lincoln Parish, LA, Morehouse Parish, LA, Natchitoches Parish, LA, Ouachita Parish, LA, Rapides Parish, LA, Red River Parish, LA, Richland Parish, LA, Sabine Parish, LA, Union Parish, LA, Vermilion Parish, LA, Vernon Parish, LA, Webster Parish, LA, West Carroll Parish, LA, Winn Parish, LA, Angelina County, TX, Hardin County, TX, Jasper County, TX, Jefferson County, TX, Nacogdoches County, TX, Newton County, TX, Orange County, TX, Panola County, TX, Sabine County, TX, San Augustine County, TX, Shelby County, TX, Tyler County, TX

The radar

The Shreveport radar (KSHV), 120 km from the middle of the area, began a volume at 14:13 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 50%
One or more EF2 to EF5 tornadoes: 30%
Ten or more severe wind reports: 70%
One or more gusts of 65 knots or more: 60%
Ten or more severe hail reports: 20%
One or more hailstones of 2 inches or more: 20%
Six or more combined severe hail and wind reports: 90%

Warnings issued inside it

43 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Mar 4, 8:18 AM CST	Severe Thunderstorm Warning	SHV	Cherokee, Gregg, Harrison, Marion, Panola, Rusk and 1 more	42 min
Mar 4, 8:28 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Hempstead, Howard, Lafayette, Little River, Miller, Nevada and 1 more	47 min
Mar 4, 8:36 AM CST	Tornado Warning	SHV	Caddo	39 min
Mar 4, 8:44 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Bossier, Caddo, De Soto, Webster	46 min
Mar 4, 8:45 AM CST	Severe Thunderstorm Warning	SHV	Caddo, De Soto	60 min
Mar 4, 8:56 AM CST	Tornado Warning	SHV	Caddo	34 min
Mar 4, 9:08 AM CST	Severe Thunderstorm Warning	SHV	Columbia, Hempstead, Lafayette, Miller, Nevada, Union	67 min
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, 9:22 AM CST	Severe Thunderstorm Warning	LCH	Hardin, Jasper, Tyler	38 min
Mar 4, 9:37 AM CST	Severe Thunderstorm Warning	LZK	Calhoun, Ouachita	53 min
Mar 4, 9:40 AM CST	Severe Thunderstorm Warning	SHV	Bienville, De Soto, Natchitoches, Red River, Sabine	65 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, 9:59 AM CST	Severe Thunderstorm Warning	LCH	Hardin, Jasper, Newton, Tyler	46 min
Mar 4, 10:00 AM CST	Severe Thunderstorm Warning	SHV	Columbia, Union	75 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, 10:30 AM CST	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Dallas	60 min
Mar 4, 10:33 AM CST	Tornado Warning	SHV	Sabine	27 min
Mar 4, 10:38 AM CST	Severe Thunderstorm Warning	SHV	Bienville, De Soto, Grant, Jackson, Natchitoches, Red River and 2 more	67 min
Mar 4, 10:43 AM CST	Severe Thunderstorm Warning	LCH	Beauregard, Vernon	47 min
Mar 4, 10:47 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Union	73 min
Mar 4, 10:49 AM CST	Tornado Warning	LCH	Vernon	26 min
Mar 4, 10:56 AM CST	Tornado Warning	LCH	Vernon	34 min
Mar 4, 10:57 AM CST	Tornado Warning	SHV	Natchitoches, Sabine	33 min
Mar 4, 11:11 AM CST	Severe Thunderstorm Warning	JAN	Ashley	94 min
Mar 4, 11:20 AM CST	Severe Thunderstorm Warning	LZK	Drew, Lincoln	55 min
Mar 4, 11:25 AM CST	Tornado Warning	LCH	Rapides, Vernon	35 min
Mar 4, 11:27 AM CST	Severe Thunderstorm Warning Considerable damage threat	SHV	Caldwell, Grant, Jackson, LaSalle, Natchitoches, Winn	78 min
Mar 4, 11:28 AM CST	Severe Thunderstorm Warning Considerable damage threat	LCH	Avoyelles, Beauregard, Rapides, Vernon	62 min
Mar 4, 11:41 AM CST	Severe Thunderstorm Warning	LCH	Acadia, Allen, Beauregard, Calcasieu, Evangeline, Jefferson Davis and 2 more	64 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, 12:00 PM CST	Severe Thunderstorm Warning	LZK	Desha	60 min
Mar 4, 12:03 PM CST	Severe Thunderstorm Warning	JAN	Franklin, Richland	72 min
Mar 4, 12:09 PM CST	Severe Thunderstorm Warning	JAN	Chicot	81 min
Mar 4, 12:27 PM CST	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	33 min
Mar 4, 12:28 PM CST	Tornado Warning	LCH	Avoyelles, Rapides	9 min
Mar 4, 12:44 PM CST	Severe Thunderstorm Warning	SHV	LaSalle	19 min
Mar 4, 12:47 PM CST	Severe Thunderstorm Warning	LCH	Acadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 2 more	43 min
Mar 4, 1:28 PM CST	Tornado Warning	LCH	Cameron	17 min
Mar 4, 1:31 PM CST	Severe Thunderstorm Warning	LCH	Acadia, Evangeline, Jefferson Davis, Lafayette, Saint Landry	44 min
Mar 4, 2:13 PM CST	Severe Thunderstorm Warning	LCH	Acadia, Avoyelles, Lafayette, Saint Landry, Saint Martin, Vermilion	47 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 2.2 hours before the alert went out and 111 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

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 4, 4:13 AM CST	Tornado Watch	SPC	Howard, Little River, Miller, Polk, Scott, Sevier	6 hr
Mar 4, 6:22 AM CST	Mesoscale Discussion	SPC	Benton, Crawford, Scott, Sebastian, Washington	2 hr
Mar 4, 6:43 AM CST	Severe Thunderstorm Watch	SPC	Benton, Boone, Carroll, Crawford, Franklin, Johnson and 5 more	3 hr
Mar 4, 7:49 AM CST	Mesoscale Discussion	SPC	Columbia, Hempstead, Lafayette, Little River, Miller, Nevada and 2 more	116 min
Mar 4, 8:56 AM CST	Mesoscale Discussion	SPC	Benton, Boone, Carroll, Crawford, Franklin, Johnson and 7 more	94 min
Mar 4, 10:17 AM CST	Mesoscale Discussion	SPC	Arkansas, Ashley, Bradley, Calhoun, Chicot, Cleveland and 9 more	88 min
Mar 4, 11:49 AM CST	Mesoscale Discussion	SPC	Chicot	116 min
Mar 4, 12:22 PM CST	Tornado Watch	SPC	Ascension, Assumption, Avoyelles, Catahoula, Concordia, East Baton Rouge and 28 more	9 hr
Mar 4, 2:14 PM CST	Mesoscale Discussion	SPC	Acadia, Ascension, Assumption, East Baton Rouge, East Feliciana, Iberia and 23 more	91 min
Mar 4, 5:36 PM CST	Mesoscale Discussion	SPC	Jefferson, Orleans, Saint Charles, Saint John the Baptist, Saint Tammany	114 min
Mar 3, 7:55 PM CST	Mesoscale Discussion	SPC	Archer, Baylor, Clay, Cooke, Foard, Hardeman and 14 more	95 min
Mar 3, 9:33 PM CST	Tornado Watch	SPC	Archer, Baylor, Brown, Callahan, Clay, Coke and 22 more	7 hr
Mar 3, 11:31 PM CST	Mesoscale Discussion	SPC	Archer, Baylor, Callahan, Clay, Coleman, Concho and 16 more	119 min
Mar 4, 2:38 AM CST	Mesoscale Discussion	SPC	Archer, Brown, Callahan, Clay, Coleman, Comanche and 15 more	2 hr
Mar 4, 5:13 AM CST	Mesoscale Discussion	SPC	Bosque, Collin, Cooke, Coryell, Dallas, Denton and 13 more	2 hr

Nearby

Tornado Watches in Louisiana, 2025 Tornado Watches in Arkansas, 2025 Tornado Watches in Texas, 2025 Every tornado watch 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.