Alert archive / Indiana / Mesoscale Discussions in 2006

Mesoscale Discussion 283

March 13, 200634 counties in Indiana; 26 counties in Michigan; 24 counties in Ohio

The Storm Prediction Center issued this mesoscale discussion at Mar 13, 2006, 10:39 AM EST for 34 counties in Indiana; 26 counties in Michigan; 24 counties in Ohio. It was in force for 66 min.

The area

The outline as issued.

The facts

Issued
Mar 13, 2006, 10:39 AM EST (15:39 UTC)
Expired
Mar 13, 2006, 11:45 AM EST
In force
66 min
Issued by
the Storm Prediction Center
All 84 counties

Adams County, IN, Allen County, IN, Blackford County, IN, Boone County, IN, Carroll County, IN, Cass County, IN, Clinton County, IN, DeKalb County, IN, Delaware County, IN, Elkhart County, IN, Fulton County, IN, Grant County, IN, Hamilton County, IN, Hancock County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jay County, IN, Kosciusko County, IN, LaGrange County, IN, Madison County, IN, Marion County, IN, Marshall County, IN, Miami County, IN, Montgomery County, IN, Noble County, IN, Randolph County, IN, Steuben County, IN, Tippecanoe County, IN, Tipton County, IN, Wabash County, IN, Wayne County, IN, Wells County, IN, Whitley County, IN, Barry County, MI, Branch County, MI, Calhoun County, MI, Cass County, MI, Clinton County, MI, Eaton County, MI, Genesee County, MI, Gratiot County, MI, Hillsdale County, MI, Ingham County, MI, Ionia County, MI, Jackson County, MI, Kalamazoo County, MI, Lapeer County, MI, Lenawee County, MI, Livingston County, MI, Macomb County, MI, Monroe County, MI, Montcalm County, MI, Oakland County, MI, Saginaw County, MI, Saint Joseph County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI, Wayne County, MI, Allen County, OH, Auglaize County, OH, Champaign County, OH, Clark County, OH, Darke County, OH, Defiance County, OH, Fulton County, OH, Hancock County, OH, Hardin County, OH, Henry County, OH, Logan County, OH, Lucas County, OH, Mercer County, OH, Miami County, OH, Ottawa County, OH, Paulding County, OH, Preble County, OH, Putnam County, OH, Sandusky County, OH, Shelby County, OH, Van Wert County, OH, Williams County, OH, Wood County, OH, Wyandot County, OH

The radar

The Northern Indiana radar (KIWX), 115 km from the middle of the area, began a volume at 15:41 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

Detroit, MI (KDTX), launched 12:00Z, 3.7 hours before the alert went out and 127 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, Detroit, MI at 12:00Z on 2006-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Detroit, MI at 12:00Z on 2006-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
58 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
Mar 12, 9:00 PM ESTMesoscale DiscussionSPCBenton, Boone, Carroll, Cass, Clay, Clinton and 14 more90 min
Mar 12, 9:42 PM ESTTornado WatchSPCBenton, Jasper, Lake, Newton, Porter7 hr
Mar 12, 11:39 PM ESTMesoscale DiscussionSPCAllen, Carroll, Cass, Clinton, DeKalb, Elkhart and 18 more96 min
Mar 13, 12:23 AM ESTTornado WatchSPCAllen, Cass, DeKalb, Elkhart, Fulton, Huntington and 13 more7 hr
Mar 13, 2:06 AM ESTTornado WatchSPCGibson, Pike, Posey, Spencer, Vanderburgh, Warrick6 hr
Mar 13, 4:19 AM ESTMesoscale DiscussionSPCBartholomew, Blackford, Boone, Brown, Clay, Clinton and 44 more86 min
Mar 13, 4:52 AM ESTTornado WatchSPCAdams, Allen, Bartholomew, Benton, Blackford, Boone and 57 more7 hr
Mar 13, 7:08 AM ESTMesoscale DiscussionSPCDubois, Gibson, Knox, Perry, Pike, Posey and 3 more97 min
Mar 13, 7:56 AM ESTSevere Thunderstorm WatchSPCClark, Crawford, Dubois, Floyd, Gibson, Harrison and 9 more4 hr
Mar 13, 10:44 AM ESTTornado WatchSPCAdams, Allen, DeKalb, Elkhart, Huntington, Kosciusko and 7 more5 hr
Mar 13, 11:22 AM ESTSevere Thunderstorm WatchSPCClark, Dearborn, Floyd, Harrison, Jefferson, Ohio and 3 more10 hr
Mar 13, 3:13 PM ESTMesoscale DiscussionSPCClark, Dearborn, Jefferson, Ohio, Ripley, Switzerland92 min
Mar 13, 3:16 AM ESTMesoscale DiscussionSPCBarry, Bay, Branch, Calhoun, Clinton, Eaton and 26 more89 min
Mar 13, 3:51 AM ESTTornado WatchSPCLenawee, Livingston, Macomb, Monroe, Oakland, Washtenaw and 1 more7 hr
Mar 13, 8:57 AM ESTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Houghton, Iron, Marquette and 1 more5 hr
Mar 13, 3:19 PM ESTMesoscale DiscussionSPCLapeer, Macomb, Monroe, Oakland, Wayne56 min

Nearby

Mesoscale Discussions in Indiana, 2006Mesoscale Discussions in Michigan, 2006Mesoscale Discussions in Ohio, 2006Every mesoscale discussion in 2006

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.