Alert archive / Texas / Mesoscale Discussions in 2016

Mesoscale Discussion 323

April 1, 201665 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Apr 1, 2016, 2:24 AM CDT for 65 counties in Texas. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Apr 1, 2016, 2:24 AM CDT (07:24 UTC)
Expired
Apr 1, 2016, 5:00 AM CDT
In force
3 hr
Issued by
the Storm Prediction Center
Chance of a watch
5%
All 65 counties

Atascosa County, TX, Austin County, TX, Bandera County, TX, Bastrop County, TX, Bee County, TX, Bell County, TX, Bexar County, TX, Blanco County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Burnet County, TX, Caldwell County, TX, Calhoun County, TX, Colorado County, TX, Comal County, TX, Coryell County, TX, DeWitt County, TX, Dimmit County, TX, Edwards County, TX, Falls County, TX, Fayette County, TX, Fort Bend County, TX, Frio County, TX, Gillespie County, TX, Goliad County, TX, Gonzales County, TX, Grimes County, TX, Guadalupe County, TX, Harris County, TX, Hays County, TX, Jackson County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kimble County, TX, Kinney County, TX, La Salle County, TX, Lampasas County, TX, Lavaca County, TX, Lee County, TX, Live Oak County, TX, Llano County, TX, Madison County, TX, Mason County, TX, Matagorda County, TX, Maverick County, TX, McMullen County, TX, Medina County, TX, Milam County, TX, Montgomery County, TX, Real County, TX, Refugio County, TX, Robertson County, TX, San Saba County, TX, Travis County, TX, Uvalde County, TX, Victoria County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX, Williamson County, TX, Wilson County, TX, Zavala County, TX

The radar

The Austin/San Antonio radar (KEWX), 22 km from the middle of the area, began a volume at 07:27 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

Corpus Christi, TX (KCRP), launched 00:00Z, 7.4 hours before the alert went out and 210 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, Corpus Christi, TX at 00:00Z on 2016-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 364 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, Corpus Christi, TX at 00:00Z on 2016-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -85 square meters per square second.1939587897117136Sfc1 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
364 J/kg
Mixed-layer CIN
-146 J/kg
Mixed-layer LCL
2120 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
-85 m²/s²
0-3 km storm-relative helicity
14 m²/s²
Significant tornado parameter
0.0
Supercell composite
-3.3

Open this sounding in Storm Lab

The text

As transmitted.

<!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>

Nearby

Mesoscale Discussions in Texas, 2016Every mesoscale discussion in 2016

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.