Alert archive / North Dakota / Mesoscale Discussions in 2007

Mesoscale Discussion 1032

June 6, 20074 states

The Storm Prediction Center issued this mesoscale discussion at Jun 6, 2007, 11:30 PM CDT for 4 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jun 6, 2007, 11:30 PM CDT (04:30 UTC)
Expired
Jun 7, 2007, 1:30 AM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 52 counties

Becker County, MN, Big Stone County, MN, Clay County, MN, Douglas County, MN, Grant County, MN, Lac qui Parle County, MN, Mahnomen County, MN, Norman County, MN, Otter Tail County, MN, Polk County, MN, Stevens County, MN, Swift County, MN, Traverse County, MN, Wilkin County, MN, Wibaux County, MT, Barnes County, ND, Billings County, ND, Burleigh County, ND, Cass County, ND, Dickey County, ND, Dunn County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Golden Valley County, ND, Grand Forks County, ND, Grant County, ND, Griggs County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Sheridan County, ND, Slope County, ND, Stark County, ND, Steele County, ND, Stutsman County, ND, Traill County, ND, Wells County, ND, Brown County, SD, Codington County, SD, Day County, SD, Grant County, SD, Marshall County, SD, Roberts County, SD

The radar

The Bismarck radar (KBIS), 115 km from the middle of the area, began a volume at 04:31 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

Bismarck Municip, ND (KBIS), launched 00:00Z, 4.5 hours before the alert went out and 111 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, Bismarck Municip, ND at 00:00Z on 2007-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 652 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, Bismarck Municip, ND at 00:00Z on 2007-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
652 J/kg
Mixed-layer CIN
-270 J/kg
Mixed-layer LCL
1014 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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
Jun 6, 8:29 PM CDTMesoscale DiscussionSPCBig Stone, Clay, Grant, Lac qui Parle, Norman, Otter Tail and 5 more61 min
Jun 6, 8:49 PM CDTTornado WatchSPCBecker, Big Stone, Chippewa, Clay, Clearwater, Douglas and 16 more7 hr
Jun 6, 10:53 PM CDTMesoscale DiscussionSPCPipestone, Rock2 hr
Jun 7, 2:02 AM CDTMesoscale DiscussionSPCAnoka, Benton, Blue Earth, Brown, Carver, Chisago and 20 more58 min
Jun 7, 3:05 AM CDTMesoscale DiscussionSPCBig Stone, Chippewa, Lac qui Parle, Lincoln, Lyon, Murray and 7 more55 min
Jun 7, 3:36 AM CDTMesoscale DiscussionSPCBecker, Beltrami, Clay, Clearwater, Hubbard, Mahnomen and 8 more54 min
Jun 7, 9:11 AM CDTMesoscale DiscussionSPCBlue Earth, Dodge, Faribault, Fillmore, Freeborn, Goodhue and 7 more64 min
Jun 7, 10:48 AM CDTMesoscale DiscussionSPCBecker, Big Stone, Clay, Clearwater, Douglas, Grant and 9 more87 min
Jun 7, 11:11 AM CDTTornado WatchSPCAitkin, Becker, Beltrami, Big Stone, Cass, Clay and 20 more7 hr
Jun 7, 11:34 AM CDTTornado Watch PDSSPCCarlton, Chisago, Cook, Dakota, Dodge, Fillmore and 14 more10 hr
Jun 7, 2:34 PM CDTMesoscale DiscussionSPCBecker, Beltrami, Cass, Clay, Clearwater, Grant and 10 more116 min
Jun 7, 3:38 PM CDTMesoscale DiscussionSPCHouston97 min
Jun 7, 4:11 PM CDTMesoscale DiscussionSPCBenton, Chippewa, Isanti, Kandiyohi, McLeod, Meeker and 9 more2 hr
Jun 7, 5:22 PM CDTMesoscale DiscussionSPCAitkin, Cass, Crow Wing, Itasca, Saint Louis53 min
Jun 6, 7:36 PM CDTTornado WatchSPCAurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 17 more7 hr

Nearby

Mesoscale Discussions in North Dakota, 2007Mesoscale Discussions in Minnesota, 2007Mesoscale Discussions in South Dakota, 2007Every mesoscale discussion in 2007

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.