Alert archive / Kansas / Mesoscale Discussions in 2013

Mesoscale Discussion 867

May 29, 201326 counties in Kansas; 17 counties in Oklahoma; 9 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 29, 2013, 7:36 PM CDT for 26 counties in Kansas; 17 counties in Oklahoma; 9 counties in Texas. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued
May 29, 2013, 7:36 PM CDT (00:36 UTC)
Expired
May 29, 2013, 9:00 PM CDT
In force
84 min
Issued by
the Storm Prediction Center
All 52 counties

Barber County, KS, Barton County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Meade County, KS, Ness County, KS, Pawnee County, KS, Pratt County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Stafford County, KS, Stevens County, KS, Trego County, KS, Beaver County, OK, Beckham County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Kiowa County, OK, Major County, OK, Roger Mills County, OK, Texas County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Collingsworth County, TX, Gray County, TX, Hansford County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Ochiltree County, TX, Roberts County, TX, Wheeler County, TX

The radar

The Dodge City radar (KDDC), 131 km from the middle of the area, began a volume at 00:35 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

Dodge City, (KDDC), launched 00:00Z, 0.6 hours before the alert went out and 132 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, Dodge City, at 00:00Z on 2013-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1401 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, Dodge City, at 00:00Z on 2013-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 225 square meters per square second.19395878Sfc1 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
1401 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1451 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
225 m²/s²
0-3 km storm-relative helicity
450 m²/s²
Significant tornado parameter
1.1
Supercell composite
17.1

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 29, 8:06 PM CDTMesoscale DiscussionSPCJewell, Mitchell, Osborne, Phillips, Rooks, Smith54 min
May 30, 11:44 AM CDTMesoscale DiscussionSPCBourbon, Cherokee, Crawford, Labette, Neosho91 min
May 30, 1:55 PM CDTMesoscale DiscussionSPCBarber, Barton, Cheyenne, Clark, Comanche, Decatur and 35 more2 hr
May 30, 2:35 PM CDTMesoscale DiscussionSPCCherokee55 min
May 29, 10:25 PM CDTMesoscale DiscussionSPCAtoka, Canadian, Carter, Cleveland, Coal, Creek and 21 more65 min
May 29, 10:44 PM CDTSevere Thunderstorm WatchSPCAdair, Atoka, Blaine, Bryan, Caddo, Canadian and 48 more7 hr
May 30, 3:18 AM CDTMesoscale DiscussionSPCAtoka, Canadian, Carter, Cleveland, Coal, Creek and 21 more87 min
May 30, 12:20 PM CDTMesoscale DiscussionSPCCaddo, Canadian, Carter, Cleveland, Comanche, Cotton and 20 more2 hr
May 30, 12:52 PM CDTTornado WatchSPCAtoka, Bryan, Caddo, Canadian, Carter, Cleveland and 38 more10 hr
May 30, 1:21 PM CDTTornado WatchSPCAdair, Cherokee, Choctaw, Delaware, Haskell, Latimer and 5 more8 hr
May 30, 5:23 PM CDTMesoscale DiscussionSPCAdair, Cherokee, Haskell, Latimer, LeFlore, McCurtain and 1 more2 hr
May 30, 5:52 PM CDTMesoscale DiscussionSPCAtoka, Carter, Cherokee, Cleveland, Coal, Comanche and 29 more113 min
May 30, 3:34 AM CDTMesoscale DiscussionSPCBrown, Callahan, Coleman, Comanche, Eastland, Erath and 1 more116 min
May 30, 2:51 PM CDTTornado WatchSPCArcher, Baylor, Clay, Cooke, Fannin, Grayson and 12 more6 hr

Nearby

Mesoscale Discussions in Kansas, 2013Mesoscale Discussions in Oklahoma, 2013Mesoscale Discussions in Texas, 2013Every mesoscale discussion in 2013

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.