Alert archive / Louisiana / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 59, NWS Shreveport, LA

March 15, 20265 parishes in Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Mar 15, 2026, 8:01 PM CDT for 5 parishes in Louisiana. It was in force for 44 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 15, 2026, 8:01 PM CDT (01:01 UTC)
Expired
Mar 15, 2026, 8:45 PM CDT
In force
44 min
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Caldwell Parish, LA, Jackson Parish, LA, Lincoln Parish, LA, Ouachita Parish, LA, Union Parish, LA

The radar

The Shreveport radar (KSHV), 138 km from the middle of the area, began a volume at 01:02 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.

IssuedProductOfficeLasted
Mar 15, 1:53 PM CDTTornado WatchSPC7 hr
Mar 15, 6:37 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 1.0 hours before the alert went out and 216 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-pSkew-T log-p diagram, Jackson, MS at 00:00Z on 2026-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 391 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 2026-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
391 J/kg
Mixed-layer CIN
-135 J/kg
Mixed-layer LCL
1885 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
329 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

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 15, 6:50 PM CDT, 1 hour 11 minutes earlier.

Area forecast discussion, Mar 15, 6:50 PM CDT, 1 hour 11 minutes before
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In the hours before

Local storm report, Mar 15, 5:24 PM CDT, 2 hours 37 minutes before
Preliminary Local Storm Report
National Weather Service Shreveport LA
524 PM CDT Sun Mar 15 2026

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

0508 PM     Hail             Longview                32.52N 94.76W
03/15/2026  E1.00 Inch       Gregg              TX   Amateur Radio

            Quarter-size hail reported at the
            intersection of H. G. Mosley Parkway and
            Bill Owens Parkway in Longview, TX.

&&

16
Local storm report, Mar 15, 5:25 PM CDT, 2 hours 36 minutes before
Preliminary Local Storm Report
National Weather Service Shreveport LA
525 PM CDT Sun Mar 15 2026

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

0447 PM     Hail             Bullard                 32.14N 95.32W
03/15/2026  M1.00 Inch       Smith              TX   Broadcast Media

            Quarter size hail fell in Bullard.

&&

15
Local storm report, Mar 15, 5:26 PM CDT, 2 hours 35 minutes before
Preliminary Local Storm Report
National Weather Service Shreveport LA
526 PM CDT Sun Mar 15 2026

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

0510 PM     Hail             2 W Longview            32.52N 94.80W
03/15/2026  E1.00 Inch       Gregg              TX   Public

            Quarter-size hail reported by mPING in west
            Longview.

&&

16
Special weather statement, Mar 15, 6:34 PM CDT, 1 hour 27 minutes before
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<html lang="en">
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</head>
<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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Local storm report, Mar 15, 6:54 PM CDT, 1 hour 7 minutes before
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<html lang="en">
<head>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Mar 15, 6:55 PM CDT, 1 hour 6 minutes before
<!doctype html>
<html lang="en">
<head>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 7:15 PM CDTSevere Thunderstorm WarningSHVSabine, Shelby60 min
Mar 15, 7:18 PM CDTSevere Thunderstorm Warning Considerable damage threatSHVAngelina, Sabine, San Augustine57 min
Mar 15, 11:37 PM CDTFreeze WarningSHVAngelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more33 hr
Mar 15, 7:07 PM CDTSevere Thunderstorm WarningSHVUnion53 min
Mar 15, 7:30 PM CDTSevere Thunderstorm Warning Considerable damage threatSHVBienville, Jackson, Lincoln, Ouachita, Union60 min
Mar 15, 8:06 PM CDTSevere Thunderstorm WarningSHVGrant, Natchitoches, Red River, Sabine, Winn54 min
Mar 15, 8:44 PM CDTSpecial Weather StatementSHVCaldwell46 min
Mar 15, 8:51 PM CDTSevere Thunderstorm WarningSHVCaldwell, Grant, LaSalle, Natchitoches, Winn54 min
Mar 15, 9:42 PM CDTSevere Thunderstorm WarningSHVLaSalle26 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2026Every severe thunderstorm warning in 2026

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.