Alert archive / Texas / Mesoscale Discussions in 2003

Mesoscale Discussion 1240

June 5, 200319 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2003, 2:22 AM CDT for 19 counties in Texas. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued: Jun 5, 2003, 2:22 AM CDT (07:22 UTC)
Expired: Jun 5, 2003, 3:45 AM CDT
In force: 83 min
Issued by: the Storm Prediction Center

Counties Brown County, TX, Callahan County, TX, Coke County, TX, Coleman County, TX, Concho County, TX, Eastland County, TX, Glasscock County, TX, Irion County, TX, Jones County, TX, Lampasas County, TX, McCulloch County, TX, Mills County, TX, Nolan County, TX, Runnels County, TX, San Saba County, TX, Shackelford County, TX, Sterling County, TX, Taylor County, TX, Tom Green County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 7.4 hours before the alert went out and 205 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: 1942 J/kg
Mixed-layer CIN: -114 J/kg
Mixed-layer LCL: 2141 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 146 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

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.

Issued	Product	Office	Counties	Lasted
Jun 4, 8:24 PM CDT	Mesoscale Discussion	SPC	Andrews, Bailey, Borden, Briscoe, Castro, Cochran and 28 more	66 min
Jun 4, 8:55 PM CDT	Severe Thunderstorm Watch	SPC	Andrews, Bailey, Borden, Cochran, Crosby, Dawson and 21 more	5 hr
Jun 4, 10:55 PM CDT	Mesoscale Discussion	SPC	Andrews, Archer, Bailey, Baylor, Borden, Briscoe and 39 more	95 min
Jun 5, 12:58 AM CDT	Mesoscale Discussion	SPC	Andrews, Borden, Callahan, Coke, Coleman, Dawson and 19 more	62 min
Jun 5, 1:20 AM CDT	Severe Thunderstorm Watch	SPC	Brown, Coke, Coleman, Comanche, Concho, Glasscock and 9 more	6 hr
Jun 5, 4:40 AM CDT	Mesoscale Discussion	SPC	Bosque, Brown, Burnet, Comanche, Coryell, Erath and 9 more	95 min
Jun 5, 6:35 AM CDT	Severe Thunderstorm Watch	SPC	Bell, Burleson, Burnet, Coryell, Falls, Limestone and 4 more	4 hr
Jun 5, 9:00 AM CDT	Mesoscale Discussion	SPC	Bell, Burleson, Burnet, Coryell, Falls, Freestone and 5 more	60 min
Jun 5, 9:50 AM CDT	Severe Thunderstorm Watch	SPC	Austin, Brazoria, Calhoun, Colorado, DeWitt, Fayette and 17 more	5 hr
Jun 5, 12:03 PM CDT	Mesoscale Discussion	SPC	Austin, Brazoria, Calhoun, Colorado, DeWitt, Fayette and 15 more	57 min
Jun 5, 1:29 PM CDT	Mesoscale Discussion	SPC	Brooks, Cameron, Duval, Hidalgo, Jim Hogg, Jim Wells and 8 more	91 min
Jun 5, 3:30 PM CDT	Severe Thunderstorm Watch	SPC	Bailey, Castro, Cochran, Dallam, Deaf Smith, Hartley and 9 more	6 hr
Jun 5, 5:17 PM CDT	Mesoscale Discussion	SPC	Carson, Collingsworth, Donley, Gray, Hemphill, Hutchinson and 4 more	88 min

Nearby

Mesoscale Discussions in Texas, 2003 Every mesoscale discussion in 2003

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.