Alert archive / Texas / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 121, NWS Austin/San Antonio, TX

May 13, 2024Karnes County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 13, 2024, 1:40 PM CDT for Karnes County, Texas. It was in force for 35 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: May 13, 2024, 1:40 PM CDT (18:40 UTC)
Expired: May 13, 2024, 2:15 PM CDT
In force: 35 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

County Karnes County, TX

The radar

The Austin/San Antonio radar (KEWX), 90 km from the middle of the area, began a volume at 18:44 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
May 13, 8:52 AM CDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 6.7 hours before the alert went out and 140 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: 3519 J/kg
Mixed-layer CIN: -119 J/kg
Mixed-layer LCL: 641 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 5.1

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 Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 13, 12:29 PM CDT, 1 hour 11 minutes earlier.

Area forecast discussion, May 13, 12:29 PM CDT, 1 hour 11 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, May 13, 3:23 AM CDT, 10 hours 17 minutes before

Hazardous Weather Outlook
National Weather Service Austin/San Antonio TX
323 AM CDT Mon May 13 2024

TXZ171>173-183>194-202>209-217>225-228-140830-
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
323 AM CDT Mon May 13 2024

This Hazardous Weather Outlook is for South-Central Texas..

.DAY ONE...Today And Tonight.

There is a Level 1-3 of 5 Risk for Severe storms late Monday
morning through the evening over all areas east of Val Verde
County. Large to very large hail and damaging winds are the main
hazards. The greatest threat for storms will be over the I-35
Corridor and Coastal Plains.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

In the hours before

Special weather statement, May 13, 12:43 PM CDT, 57 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, May 13, 1:06 PM CDT, 34 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 13, 1:13 PM CDT, 27 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, May 13, 1:17 PM CDT, 23 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, May 13, 1:21 PM CDT, 19 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 13, 1:25 PM CDT, 15 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 13, 8:11 AM CDT	Special Weather Statement	EWX	Zavala	49 min
May 13, 8:17 AM CDT	Special Weather Statement	EWX	Kinney	43 min
May 13, 8:26 AM CDT	Severe Thunderstorm Warning	EWX	Kinney, Maverick, Uvalde, Zavala	64 min
May 13, 8:36 AM CDT	Severe Thunderstorm Warning	EWX	Kinney	54 min
May 13, 8:50 AM CDT	Severe Thunderstorm Warning	EWX	Medina, Uvalde, Zavala	55 min
May 13, 9:05 AM CDT	Severe Thunderstorm Warning	EWX	Uvalde, Zavala	55 min
May 13, 9:07 AM CDT	Severe Thunderstorm Warning	EWX	Kinney, Uvalde	68 min
May 13, 9:28 AM CDT	Severe Thunderstorm Warning	EWX	Medina	62 min
May 13, 9:43 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EWX	Frio, Medina, Uvalde, Zavala	62 min
May 13, 9:52 AM CDT	Special Weather Statement	EWX	Uvalde	53 min
May 13, 9:57 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Medina, Uvalde	63 min
May 13, 10:16 AM CDT	Severe Thunderstorm Warning	EWX	Frio, Medina	59 min
May 13, 10:20 AM CDT	Special Weather Statement	EWX	Real	40 min
May 13, 10:31 AM CDT	Areal Flood Advisory	EWX	Uvalde, Zavala	3 hr
May 13, 10:48 AM CDT	Severe Thunderstorm Warning	EWX	Frio, Medina	57 min
May 13, 10:58 AM CDT	Areal Flood Advisory	EWX	Frio, Medina	3 hr
May 13, 11:15 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EWX	Atascosa, Frio, Medina	60 min
May 13, 11:58 AM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Karnes, Wilson	36 min
May 13, 12:03 PM CDT	Special Weather Statement	EWX	Guadalupe, Wilson	42 min
May 13, 12:17 PM CDT	Special Weather Statement	EWX	Bexar	43 min
May 13, 12:19 PM CDT	Special Weather Statement	EWX	Frio	41 min
May 13, 12:28 PM CDT	Special Weather Statement	EWX	Lavaca	62 min
May 13, 12:34 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Frio	41 min
May 13, 12:38 PM CDT	Special Weather Statement	EWX	Karnes	52 min
May 13, 12:39 PM CDT	Special Weather Statement	EWX	Blanco	51 min
May 13, 12:43 PM CDT	Special Weather Statement	EWX	Gonzales, Wilson	47 min
May 13, 12:59 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Gonzales, Guadalupe, Karnes, Lavaca, Wilson	61 min
May 13, 1:06 PM CDT	Special Weather Statement	EWX	Karnes	39 min
May 13, 1:17 PM CDT	Special Weather Statement	EWX	Karnes	43 min
May 13, 1:21 PM CDT	Special Weather Statement	EWX	Williamson	39 min
May 13, 1:49 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Fayette, Gonzales, Lavaca	41 min
May 13, 1:54 PM CDT	Special Weather Statement	EWX	Atascosa, Wilson	51 min
May 13, 1:55 PM CDT	Special Weather Statement	EWX	Williamson	50 min
May 13, 1:58 PM CDT	Special Weather Statement	EWX	DeWitt	47 min
May 13, 2:28 PM CDT	Special Weather Statement	EWX	Lavaca	47 min
May 13, 6:09 PM CDT	Special Weather Statement	EWX	Bandera	36 min

Nearby

Severe Thunderstorm Warnings in Texas, 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.