Alert archive / Arkansas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 110, NWS Little Rock, AR

April 25, 2007Desha County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Apr 25, 2007, 8:17 AM CDT for Desha County, Arkansas. It was in force for 31 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
Apr 25, 2007, 8:17 AM CDT (13:17 UTC)
Expired
Apr 25, 2007, 8:48 AM CDT
In force
31 min
Issued by
NWS Little Rock, AR
Area
Counties, with a storm outline in the text

County Desha County, AR

The radar

The Little Rock radar (KLZK), 145 km from the middle of the area, began a volume at 13:17 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

Little Rock, AR (KLZK), launched 12:00Z, 1.3 hours before the alert went out and 163 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, Little Rock, AR at 12:00Z on 2007-04-25Temperature 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, Little Rock, AR at 12:00Z on 2007-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -200 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
772 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
-200 m²/s²
0-3 km storm-relative helicity
-158 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 25, 6:30 AM CDT, 1 hour 47 minutes earlier.

Area forecast discussion, Apr 25, 6:30 AM CDT, 1 hour 47 minutes before
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Hazardous weather outlook, Apr 25, 5:00 AM CDT, 3 hours 17 minutes before
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<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.
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      <p id="message2">
        Please try again in a few minutes.
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      <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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In the hours before

Special weather statement, Apr 25, 3:11 AM CDT, 5 hours 6 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 Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 24, 7:18 PM CDTSevere Thunderstorm WarningLZKPolk42 min
Apr 24, 7:37 PM CDTSevere Thunderstorm WarningLZKJohnson, Logan, Scott, Yell53 min
Apr 24, 7:59 PM CDTSevere Thunderstorm WarningLZKMontgomery, Pike, Scott, Yell61 min
Apr 24, 8:08 PM CDTSevere Thunderstorm WarningLZKPope52 min
Apr 24, 8:36 PM CDTSevere Thunderstorm WarningLZKYell39 min
Apr 24, 8:47 PM CDTSevere Thunderstorm WarningLZKGarland, Perry, Saline58 min
Apr 24, 8:48 PM CDTSevere Thunderstorm WarningLZKConway, Newton, Searcy, Van Buren57 min
Apr 24, 8:55 PM CDTTornado WarningLZKYell50 min
Apr 24, 9:20 PM CDTSevere Thunderstorm WarningLZKPope40 min
Apr 24, 9:25 PM CDTSevere Thunderstorm WarningLZKBaxter, Cleburne, Stone65 min
Apr 24, 9:44 PM CDTSevere Thunderstorm WarningLZKConway, Faulkner, Perry, Van Buren46 min
Apr 24, 9:52 PM CDTSevere Thunderstorm WarningLZKIzard53 min
Apr 24, 9:54 PM CDTSevere Thunderstorm WarningLZKCleburne, White66 min
Apr 24, 10:10 PM CDTSevere Thunderstorm WarningLZKIndependence65 min
Apr 24, 10:12 PM CDTSevere Thunderstorm WarningLZKFulton, Sharp63 min
Apr 25, 6:34 AM CDTSevere Thunderstorm WarningLZKBradley, Cleveland26 min
Apr 25, 6:46 AM CDTFlood WatchLZKHot Spring4 hr
Apr 25, 7:29 AM CDTSevere Thunderstorm WarningLZKDrew31 min
Apr 25, 6:05 PM CDTSevere Thunderstorm WarningLZKGarland55 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2007Every severe thunderstorm warning 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.