Alert archive / Arkansas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 166, NWS Little Rock, AR

March 30, 2008Yell County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Mar 30, 2008, 1:52 AM CDT for Yell County, Arkansas. It was in force for 38 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: Mar 30, 2008, 1:52 AM CDT (06:52 UTC)
Expired: Mar 30, 2008, 2:30 AM CDT
In force: 38 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon

County Yell County, AR

The radar

The Western Arkansas radar (KSRX), 92 km from the middle of the area, began a volume at 06:52 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

Springfield, MO (KSGF), launched 00:00Z, 6.9 hours before the alert went out and 214 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 473 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 243 m²/s²
0-3 km storm-relative helicity: 352 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 Mar 30, 12:20 AM CDT, 1 hour 32 minutes earlier.

Area forecast discussion, Mar 30, 12:20 AM CDT, 1 hour 32 minutes before

<!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>

In the hours before

Local storm report, Mar 30, 12:42 AM CDT, 1 hour 10 minutes before

<!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>

Local storm report, Mar 30, 1:31 AM CDT, 21 minutes before

<!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>

Local storm report, Mar 30, 1:51 AM CDT, 1 minute before

<!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>

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 29, 11:58 PM CDT	Severe Thunderstorm Warning	LZK	Scott	32 min
Mar 30, 12:25 AM CDT	Severe Thunderstorm Warning	LZK	Polk	35 min
Mar 30, 12:27 AM CDT	Severe Thunderstorm Warning	LZK	Logan	48 min
Mar 30, 12:55 AM CDT	Severe Thunderstorm Warning	LZK	Montgomery, Pike, Polk	50 min
Mar 30, 1:15 AM CDT	Severe Thunderstorm Warning	LZK	Clark	45 min
Mar 30, 1:16 AM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan	44 min
Mar 30, 1:21 AM CDT	Severe Thunderstorm Warning	LZK	Scott	39 min
Mar 30, 2:01 AM CDT	Severe Thunderstorm Warning	LZK	Hot Spring	44 min
Mar 30, 2:16 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Hot Spring	32 min
Mar 30, 2:25 AM CDT	Severe Thunderstorm Warning	LZK	Perry	35 min
Mar 30, 2:32 AM CDT	Severe Thunderstorm Warning	LZK	Garland, Saline	22 min
Mar 30, 3:02 AM CDT	Severe Thunderstorm Warning	LZK	Baxter, Marion	29 min
Mar 30, 7:37 AM CDT	Flash Flood Warning	LZK	Logan, Scott, Yell	3 hr
Mar 30, 7:50 AM CDT	Flash Flood Warning	LZK	Baxter, Fulton, Izard, Sharp	3 hr
Mar 30, 9:45 AM CDT	River Flood Warning	LZK	White	25 hr
Mar 30, 9:47 AM CDT	River Flood Warning	LZK	Yell	9 days
Mar 30, 10:21 AM CDT	Flash Flood Warning	LZK	Logan, Polk, Scott, Yell	4 hr
Mar 30, 12:45 PM CDT	Flash Flood Warning	LZK	Faulkner, Lonoke, Prairie, White	3 hr
Mar 30, 2:24 PM CDT	Flash Flood Watch	LZK	Independence, Jackson, Sharp, White, Woodruff	5 hr
Mar 30, 2:24 PM CDT	Flash Flood Watch	LZK	Baxter, Cleburne, Conway, Faulkner, Fulton, Garland and 15 more	35 hr
Mar 30, 2:26 PM CDT	River Flood Advisory	LZK	Fulton, Sharp	17 hr
Mar 30, 2:26 PM CDT	River Flood Advisory	LZK	Lawrence, Randolph	17 hr
Mar 30, 2:26 PM CDT	River Flood Advisory	LZK	Randolph	17 hr

Nearby

Severe Thunderstorm Warnings in Arkansas, 2008 Every severe thunderstorm warning in 2008

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.