Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 1090

May 31, 20056 counties in New Mexico; 31 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 31, 2005, 2:50 PM MDT for 6 counties in New Mexico; 31 counties in Texas. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
May 31, 2005, 2:50 PM MDT (20:50 UTC)
Expired
May 31, 2005, 4:45 PM MDT
In force
115 min
Issued by
the Storm Prediction Center
All 37 counties

Colfax County, NM, Curry County, NM, De Baca County, NM, Harding County, NM, Quay County, NM, Roosevelt County, NM, Armstrong County, TX, Bailey County, TX, Briscoe County, TX, Carson County, TX, Castro County, TX, Childress County, TX, Cochran County, TX, Collingsworth County, TX, Cottle County, TX, Crosby County, TX, Deaf Smith County, TX, Dickens County, TX, Donley County, TX, Fisher County, TX, Floyd County, TX, Garza County, TX, Hale County, TX, Hall County, TX, Hartley County, TX, Hockley County, TX, Kent County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Motley County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Stonewall County, TX, Swisher County, TX

The radar

The Lubbock radar (KLBB), 105 km from the middle of the area, began a volume at 20:52 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.8 hours before the alert went out and 105 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, Amarillo Airport, TX at 12:00Z on 2005-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 91 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, Amarillo Airport, TX at 12:00Z on 2005-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
91 J/kg
Mixed-layer CIN
-246 J/kg
Mixed-layer LCL
1118 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 30, 8:15 PM MDTSevere Thunderstorm WatchSPCCurry, Roosevelt6 hr
May 30, 8:49 PM MDTMesoscale DiscussionSPCChaves, Curry, De Baca, Guadalupe, Quay, Roosevelt86 min
May 30, 10:45 PM MDTMesoscale DiscussionSPCChaves, Curry, Roosevelt60 min
May 31, 12:32 AM MDTMesoscale DiscussionSPCCurry, Roosevelt88 min
May 31, 12:05 PM MDTMesoscale DiscussionSPCCurry, De Baca, Harding, Lea, Quay, Roosevelt115 min
May 31, 12:40 PM MDTTornado WatchSPCColfax, Curry, De Baca, Harding, Quay, Roosevelt8 hr
May 31, 5:44 PM MDTMesoscale DiscussionSPCColfax, Curry, De Baca, Harding, Quay, Roosevelt2 hr
May 31, 1:40 AM MDTSevere Thunderstorm WatchSPCBailey, Borden, Briscoe, Castro, Cochran, Crosby and 18 more4 hr
May 31, 4:33 AM MDTMesoscale DiscussionSPCBailey, Borden, Briscoe, Castro, Cochran, Crosby and 18 more87 min
May 31, 3:30 PM MDTSevere Thunderstorm WatchSPCBaylor, Clay, Foard, Hardeman, Knox, Wichita and 1 more8 hr
May 31, 4:33 PM MDTMesoscale DiscussionSPCBorden, Coke, Coleman, Concho, Crockett, Dawson and 20 more87 min
May 31, 5:46 PM MDTMesoscale DiscussionSPCArcher, Baylor, Clay, Foard, Hardeman, Knox and 3 more89 min

Nearby

Mesoscale Discussions in Texas, 2005Mesoscale Discussions in New Mexico, 2005Every mesoscale discussion in 2005

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.