Alert archive / Texas / Mesoscale Discussions in 2006

Mesoscale Discussion 718

May 2, 2006Crawford County, Franklin County, Sebastian County, Arkansas; 19 counties in Oklahoma; 20 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 2, 2006, 7:38 AM CDT for Crawford County, Franklin County, Sebastian County, Arkansas; 19 counties in Oklahoma; 20 counties in Texas. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
May 2, 2006, 7:38 AM CDT (12:38 UTC)
Expired
May 2, 2006, 9:15 AM CDT
In force
97 min
Issued by
the Storm Prediction Center
All 42 counties

Crawford County, AR, Franklin County, AR, Sebastian County, AR, Atoka County, OK, Bryan County, OK, Carter County, OK, Choctaw County, OK, Coal County, OK, Cotton County, OK, Garvin County, OK, Haskell County, OK, Jefferson County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, Love County, OK, Marshall County, OK, Murray County, OK, Pittsburg County, OK, Pontotoc County, OK, Pushmataha County, OK, Stephens County, OK, Archer County, TX, Clay County, TX, Collin County, TX, Cooke County, TX, Delta County, TX, Denton County, TX, Fannin County, TX, Grayson County, TX, Hunt County, TX, Jack County, TX, Lamar County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Rockwall County, TX, Stephens County, TX, Tarrant County, TX, Wichita County, TX, Wise County, TX, Young County, TX

The radar

The Norman radar (KTLX), 182 km from the middle of the area, began a volume at 12:41 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

Fort Sill, OK (KFSI), launched 12:00Z, 0.6 hours before the alert went out and 232 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, Fort Sill, OK at 12:00Z on 2006-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 186 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Sill, OK at 12:00Z on 2006-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.1939Sfc1 km3 km6 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
186 J/kg
Mixed-layer CIN
-368 J/kg
Mixed-layer LCL
1076 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

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 2, 1:02 AM CDTSevere Thunderstorm WatchSPCBenton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more9 hr
May 2, 3:52 AM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Franklin, Logan, Madison and 3 more113 min
May 1, 7:51 PM CDTMesoscale DiscussionSPCCarter, Cotton, Jefferson, Johnston, Love, Marshall and 3 more84 min
May 2, 12:50 AM CDTMesoscale DiscussionSPCAdair, Carter, Cherokee, Cleveland, Coal, Creek and 21 more115 min
May 2, 1:55 AM CDTSevere Thunderstorm WatchSPCBryan, Cotton, Jefferson, Stephens8 hr
May 2, 1:45 PM CDTMesoscale DiscussionSPCAtoka, Bryan, Carter, Choctaw, Coal, Garvin and 10 more90 min
May 2, 2:22 PM CDTMesoscale DiscussionSPCBeaver, Beckham, Custer, Dewey, Ellis, Greer and 6 more23 min
May 2, 2:39 PM CDTTornado WatchSPCBeckham, Ellis, Greer, Harmon, Jackson, Roger Mills8 hr
May 2, 5:26 PM CDTMesoscale DiscussionSPCBeckham, Blaine, Caddo, Comanche, Cotton, Custer and 10 more94 min
May 2, 5:42 PM CDTTornado WatchSPCAlfalfa, Blaine, Caddo, Comanche, Cotton, Custer and 8 more5 hr
May 2, 6:30 PM CDTMesoscale DiscussionSPCBeaver, Beckham, Blaine, Caddo, Carter, Comanche and 16 more90 min
May 2, 3:17 PM CDTMesoscale DiscussionSPCAustin, Bastrop, Blanco, Brazos, Burleson, Burnet and 25 more118 min

Nearby

Mesoscale Discussions in Texas, 2006Mesoscale Discussions in Oklahoma, 2006Mesoscale Discussions in Arkansas, 2006Every mesoscale discussion in 2006

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.