Alert archive / Texas / Mesoscale Discussions in 2014

Mesoscale Discussion 680

May 24, 2014Lea County, New Mexico; 25 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 24, 2014, 11:26 AM MDT for Lea County, New Mexico; 25 counties in Texas. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
May 24, 2014, 11:26 AM MDT (17:26 UTC)
Expired
May 24, 2014, 2:00 PM MDT
In force
3 hr
Issued by
the Storm Prediction Center
Chance of a watch
60%
All 26 counties

Lea County, NM, Andrews County, TX, Borden County, TX, Brewster County, TX, Crane County, TX, Crockett County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Loving County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Pecos County, TX, Reagan County, TX, Reeves County, TX, Sterling County, TX, Terrell County, TX, Terry County, TX, Upton County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX

The radar

The Midland/Odessa radar (KMAF), 94 km from the middle of the area, began a volume at 17:29 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 5.4 hours before the alert went out and 95 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, Midland Regional, TX at 12:00Z on 2014-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1629 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, Midland Regional, TX at 12:00Z on 2014-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.193958Sfc1 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
1629 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
705 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

<!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>

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 7:56 PM MDTMesoscale DiscussionSPCChaves, De Baca, Eddy, Guadalupe, Lea, Lincoln and 3 more64 min
May 23, 9:53 PM MDTMesoscale DiscussionSPCChaves, De Baca, Eddy, Guadalupe, Lea, Lincoln and 2 more97 min
May 24, 12:45 AM MDTMesoscale DiscussionSPCChaves, Curry, Eddy, Roosevelt90 min
May 24, 5:26 AM MDTMesoscale DiscussionSPCLea94 min
May 24, 12:21 PM MDTMesoscale DiscussionSPCBernalillo, Chaves, Colfax, Curry, De Baca, Guadalupe and 11 more114 min
May 24, 12:43 PM MDTTornado WatchSPCEddy, Lea8 hr
May 24, 1:36 PM MDTTornado WatchSPCChaves, Colfax, Curry, De Baca, Guadalupe, Harding and 8 more
May 24, 1:37 PM MDTSevere Thunderstorm WatchSPCChaves, Colfax, Curry, De Baca, Guadalupe, Harding and 8 more7 hr
May 24, 2:44 PM MDTMesoscale DiscussionSPCEddy, Lea91 min
May 24, 5:24 PM MDTMesoscale DiscussionSPCChaves, Colfax, Curry, De Baca, Guadalupe, Harding and 6 more66 min
May 24, 11:58 AM MDTMesoscale DiscussionSPCCallahan, Fisher, Nolan, Runnels, Taylor2 hr
May 24, 1:58 PM MDTMesoscale DiscussionSPCArcher, Baylor, Callahan, Clay, Coleman, Eastland and 10 more2 hr

Nearby

Mesoscale Discussions in Texas, 2014Mesoscale Discussions in New Mexico, 2014Every mesoscale discussion in 2014

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.