Alert archive / North Dakota / Mesoscale Discussions in 2003

Mesoscale Discussion 1459

June 22, 20034 counties in Montana; 17 counties in North Dakota; 14 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Jun 22, 2003, 4:48 PM MDT for 4 counties in Montana; 17 counties in North Dakota; 14 counties in South Dakota. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued
Jun 22, 2003, 4:48 PM MDT (22:48 UTC)
Expired
Jun 22, 2003, 6:45 PM MDT
In force
117 min
Issued by
the Storm Prediction Center
All 35 counties

Carter County, MT, Dawson County, MT, Fallon County, MT, Wibaux County, MT, Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Emmons County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Sheridan County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Butte County, SD, Corson County, SD, Custer County, SD, Dewey County, SD, Haakon County, SD, Harding County, SD, Jackson County, SD, Jones County, SD, Lawrence County, SD, Meade County, SD, Pennington County, SD, Perkins County, SD, Stanley County, SD, Ziebach County, SD

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 10.8 hours before the alert went out and 353 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, Aberdeen, SD at 12:00Z on 2003-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 71 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, Aberdeen, SD at 12:00Z on 2003-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 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
71 J/kg
Mixed-layer CIN
-231 J/kg
Mixed-layer LCL
1423 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
13 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 22, 12:47 PM MDTMesoscale DiscussionSPCCarter, Custer, Fallon, Powder River, Prairie, Wibaux118 min
Jun 22, 1:15 PM MDTSevere Thunderstorm WatchSPCCarter, Custer, Dawson, Fallon, Powder River, Prairie and 2 more7 hr
Jun 21, 8:13 PM MDTMesoscale DiscussionSPCCass, Grand Forks, Pembina, Ransom, Richland, Sargent and 3 more92 min
Jun 21, 11:45 PM MDTMesoscale DiscussionSPCBarnes, Benson, Cass, Cavalier, Dickey, Eddy and 19 more60 min
Jun 22, 1:55 PM MDTTornado WatchSPCBarnes, Cass, Dickey, Grand Forks, Griggs, Nelson and 7 more6 hr
Jun 22, 4:59 PM MDTMesoscale DiscussionSPCBarnes, Cass, Grand Forks, Ransom, Richland, Sargent and 3 more61 min
Jun 21, 6:54 PM MDTMesoscale DiscussionSPCAurora, Beadle, Bennett, Bon Homme, Brule, Buffalo and 28 more66 min
Jun 21, 7:15 PM MDTSevere Thunderstorm WatchSPCAurora, Beadle, Bon Homme, Brule, Buffalo, Charles Mix and 26 more6 hr
Jun 21, 9:26 PM MDTMesoscale DiscussionSPCAurora, Beadle, Brule, Buffalo, Charles Mix, Clark and 15 more94 min
Jun 22, 12:27 AM MDTMesoscale DiscussionSPCAurora, Beadle, Bon Homme, Brule, Buffalo, Charles Mix and 25 more63 min
Jun 22, 1:27 PM MDTMesoscale DiscussionSPCAurora, Beadle, Bon Homme, Brookings, Brule, Buffalo and 27 more2 hr
Jun 22, 2:35 PM MDTTornado WatchSPCAurora, Bon Homme, Brule, Charles Mix, Clay, Davison and 10 more5 hr

Nearby

Mesoscale Discussions in North Dakota, 2003Mesoscale Discussions in South Dakota, 2003Mesoscale Discussions in Montana, 2003Every 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.