Alert archive / Kansas / Mesoscale Discussions in 2015

Mesoscale Discussion 877

June 3, 201532 counties in Kansas; 9 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at Jun 3, 2015, 8:20 PM CDT for 32 counties in Kansas; 9 counties in Nebraska. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
Jun 3, 2015, 8:20 PM CDT (01:20 UTC)
Expired
Jun 3, 2015, 10:15 PM CDT
In force
115 min
Issued by
the Storm Prediction Center
All 41 counties

Barton County, KS, Clay County, KS, Cloud County, KS, Decatur County, KS, Dickinson County, KS, Ellis County, KS, Ellsworth County, KS, Geary County, KS, Gove County, KS, Graham County, KS, Hodgeman County, KS, Jewell County, KS, Lane County, KS, Lincoln County, KS, Marshall County, KS, Mitchell County, KS, Ness County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Republic County, KS, Riley County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sheridan County, KS, Smith County, KS, Trego County, KS, Washington County, KS, Fillmore County, NE, Franklin County, NE, Gage County, NE, Jefferson County, NE, Lancaster County, NE, Nuckolls County, NE, Saline County, NE, Thayer County, NE, Webster County, NE

The radar

The Grand Island radar (KUEX), 146 km from the middle of the area, began a volume at 01:24 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, 1.3 hours before the alert went out and 167 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 2015-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2270 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 2015-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
2270 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1902 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
140 m²/s²
Significant tornado parameter
0.1
Supercell composite
7.3

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
Jun 3, 11:28 PM CDTMesoscale DiscussionSPCCheyenne, Greeley, Logan, Sherman, Thomas, Wallace and 1 more62 min
Jun 3, 11:59 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Gove, Graham, Greeley, Logan and 7 more6 hr
Jun 4, 12:01 AM CDTMesoscale DiscussionSPCClay, Cloud, Graham, Jewell, Marshall, Mitchell and 8 more89 min
Jun 4, 1:56 AM CDTMesoscale DiscussionSPCAtchison, Brown, Clay, Cloud, Doniphan, Jackson and 8 more94 min
Jun 4, 4:46 AM CDTMesoscale DiscussionSPCJewell, Marshall, Norton, Phillips, Republic, Smith and 1 more89 min
Jun 4, 9:42 AM CDTMesoscale DiscussionSPCAnderson, Atchison, Brown, Doniphan, Douglas, Franklin and 16 more93 min
Jun 4, 12:26 PM CDTMesoscale DiscussionSPCClay, Cloud, Geary, Marshall, Pottawatomie, Republic and 3 more94 min
Jun 4, 3:28 PM CDTMesoscale DiscussionSPCBarton, Cheyenne, Decatur, Dickinson, Ellis, Ellsworth and 22 more92 min
Jun 4, 4:52 PM CDTMesoscale DiscussionSPCMeade, Seward2 hr
Jun 3, 8:14 PM CDTMesoscale DiscussionSPCBanner, Kimball, Scotts Bluff, Sioux61 min
Jun 3, 9:59 PM CDTSevere Thunderstorm WatchSPCBanner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more5 hr
Jun 4, 2:53 PM CDTMesoscale DiscussionSPCBanner, Kimball, Scotts Bluff97 min
Jun 4, 3:20 PM CDTTornado WatchSPCBanner, Kimball, Scotts Bluff, Sioux8 hr
Jun 4, 6:22 PM CDTMesoscale DiscussionSPCBanner, Kimball, Scotts Bluff, Sioux113 min

Nearby

Mesoscale Discussions in Kansas, 2015Mesoscale Discussions in Nebraska, 2015Every mesoscale discussion in 2015

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.