Alert archive / Kansas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 269, NWS Springfield, MO

June 17, 2009Crawford County, Kansas

NWS Springfield, MO issued this severe thunderstorm warning at Jun 17, 2009, 3:52 AM CDT for Crawford County, Kansas. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 17, 2009, 3:52 AM CDT (08:52 UTC)
Expired: Jun 17, 2009, 4:25 AM CDT
In force: 33 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

County Crawford County, KS

The radar

The Springfield radar (KSGF), 132 km from the middle of the area, began a volume at 08:53 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

Lamont, OK (KLMN), launched 00:00Z, 8.9 hours before the alert went out and 253 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3441 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 1783 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 141 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 6.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 6:10 PM CDT, 9 hours 42 minutes earlier.

Area forecast discussion, Jun 16, 6:10 PM CDT, 9 hours 42 minutes before

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Hazardous weather outlook, Jun 16, 5:40 PM CDT, 10 hours 12 minutes before

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<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.
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The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 16, 7:57 PM CDT	Areal Flood Warning	SGF	Camden, Dent, Maries, Miller, Phelps, Pulaski and 1 more	12 hr
Jun 16, 7:59 PM CDT	Areal Flood Warning	SGF	Dallas, Laclede, Polk	12 hr
Jun 16, 8:00 PM CDT	Areal Flood Warning	SGF	Barton, Benton, Camden, Cedar, Hickory, Morgan and 2 more	12 hr
Jun 17, 7:44 AM CDT	Areal Flood Warning	SGF	Barton, Benton, Camden, Cedar, Dallas, Dent and 11 more	30 hr
Jun 17, 12:41 PM CDT	Areal Flood Warning	SGF	Cherokee	24 hr

Nearby

Severe Thunderstorm Warnings in Kansas, 2009 Every severe thunderstorm warning in 2009

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.