Alert archive / Arkansas / Tornado Warnings in 2019

Tornado Warning 28, NWS Little Rock, AR

June 6, 2019Polk County, Arkansas

NWS Little Rock, AR issued this tornado warning at Jun 6, 2019, 3:58 PM CDT for Polk County, Arkansas. It was in force for 16 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 6, 2019, 3:58 PM CDT (20:58 UTC)
Expired: Jun 6, 2019, 4:14 PM CDT
In force: 16 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Tornado: Observed
Hail: 0.0 in

County Polk County, AR

The radar

The Western Arkansas radar (KSRX), 90 km from the middle of the area, began a volume at 21:01 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 12:00Z, 9.0 hours before the alert went out and 271 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: 3 J/kg
Mixed-layer CIN: -156 J/kg
Mixed-layer LCL: 1075 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: -44 m²/s²
0-3 km storm-relative helicity: -19 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 tornado 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 tornado warning went out at Jun 5, 6:42 PM CDT, 21 hours 16 minutes earlier.

Area forecast discussion, Jun 5, 6:42 PM CDT, 21 hours 16 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>

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 5, 7:50 PM CDT	Areal Flood Warning	LZK	Logan, Scott, Yell	115 min
Jun 6, 3:43 AM CDT	Flash Flood Watch	LZK	Baxter, Cleburne, Conway, Faulkner, Fulton, Independence and 6 more	27 hr
Jun 6, 11:46 AM CDT	River Flood Warning	LZK	Yell	21 hr
Jun 6, 4:55 PM CDT	Special Weather Statement	LZK	Montgomery	35 min
Jun 6, 5:18 PM CDT	Special Weather Statement	LZK	Yell	27 min
Jun 6, 5:27 PM CDT	Special Weather Statement	LZK	Pike	33 min
Jun 6, 5:43 PM CDT	Special Weather Statement	LZK	Montgomery	32 min
Jun 6, 5:48 PM CDT	Special Weather Statement	LZK	Yell	27 min
Jun 6, 5:50 PM CDT	Special Weather Statement	LZK	Pike	25 min
Jun 6, 5:53 PM CDT	Areal Flood Warning	LZK	Jefferson	24 hr
Jun 6, 6:10 PM CDT	Special Weather Statement	LZK	Garland	35 min
Jun 6, 6:12 PM CDT	Special Weather Statement	LZK	Pike	33 min
Jun 6, 6:32 PM CDT	Special Weather Statement	LZK	Pike	28 min
Jun 6, 6:57 PM CDT	Special Weather Statement	LZK	Garland	33 min

Nearby

Tornado Warnings in Arkansas, 2019 Every tornado warning in 2019 Tornadoes in 2019

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.