Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 216, NWS Jackson, MS

May 11, 2023Jasper County, Neshoba County, Newton County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 11, 2023, 3:26 PM CDT for Jasper County, Neshoba County, Newton County, Mississippi. It was in force for 79 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: May 11, 2023, 3:26 PM CDT (20:26 UTC)
Expired: May 11, 2023, 4:45 PM CDT
In force: 79 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Jasper County, MS, Neshoba County, MS, Newton County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 82 km from the middle of the area, began a volume at 20:25 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 11, 12:45 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 8.4 hours before the alert went out and 91 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: 522 J/kg
Mixed-layer CIN: -70 J/kg
Mixed-layer LCL: 724 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 101 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

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 Jackson, MS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 11, 2:44 PM CDT, 42 minutes earlier.

Area forecast discussion, May 11, 2:44 PM CDT, 42 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>

Hazardous weather outlook, May 11, 2:47 PM CDT, 39 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, May 11, 2:46 PM CDT, 40 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, May 11, 2:50 PM CDT, 36 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>

Special weather statement, May 11, 2:58 PM CDT, 28 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, May 11, 3:05 PM 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, May 11, 3:07 PM CDT, 19 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>

Special weather statement, May 11, 3:17 PM CDT, 9 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 Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 11, 12:17 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Issaquena, Warren	73 min
May 11, 12:23 PM CDT	Severe Thunderstorm Warning	JAN	Adams, Claiborne, Franklin, Jefferson	97 min
May 11, 12:50 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena, Sharkey, Warren	70 min
May 11, 1:25 PM CDT	Severe Thunderstorm Warning Considerable damage threat	JAN	Claiborne, Copiah, Hinds, Issaquena, Madison, Rankin and 3 more	95 min
May 11, 1:31 PM CDT	Severe Thunderstorm Warning	JAN	Humphreys, Issaquena, Madison, Sharkey, Washington, Yazoo	74 min
May 11, 1:59 PM CDT	Special Weather Statement	JAN	Lincoln	46 min
May 11, 2:02 PM CDT	Special Weather Statement	JAN	Jefferson	28 min
May 11, 2:23 PM CDT	Special Weather Statement	JAN	Attala, Carroll, Holmes	67 min
May 11, 2:36 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Carroll, Holmes, Leake, Leflore, Madison and 1 more	54 min
May 11, 2:43 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Rankin, Scott, Smith	62 min
May 11, 2:58 PM CDT	Special Weather Statement	JAN	Jefferson	32 min
May 11, 3:17 PM CDT	Special Weather Statement	JAN	Simpson	28 min
May 11, 3:19 PM CDT	Severe Thunderstorm Warning	JAN	Lincoln	17 min
May 11, 3:22 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Carroll, Choctaw, Grenada, Montgomery, Webster and 1 more	68 min
May 11, 3:28 PM CDT	Special Weather Statement	JAN	Lincoln	32 min
May 11, 3:30 PM CDT	Special Weather Statement	JAN	Franklin	30 min
May 11, 3:40 PM CDT	Special Weather Statement	JAN	Lincoln	35 min
May 11, 3:46 PM CDT	Special Weather Statement	JAN	Simpson	44 min
May 11, 3:51 PM CDT	Special Weather Statement	JAN	Smith	39 min
May 11, 3:52 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Lowndes, Noxubee, Oktibbeha, Winston	83 min
May 11, 3:56 PM CDT	Severe Thunderstorm Warning	JAN	Kemper, Lauderdale	63 min
May 11, 4:05 PM CDT	Special Weather Statement	JAN	Lincoln	25 min
May 11, 4:12 PM CDT	Special Weather Statement	JAN	Lincoln	48 min
May 11, 4:16 PM CDT	Special Weather Statement	JAN	Jefferson Davis	29 min
May 11, 4:24 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis	22 min
May 11, 4:25 PM CDT	Special Weather Statement	JAN	Covington	35 min
May 11, 4:31 PM CDT	Special Weather Statement	JAN	Lawrence	29 min
May 11, 4:36 PM CDT	Special Weather Statement	JAN	Lincoln	24 min
May 11, 4:54 PM CDT	Severe Thunderstorm Warning	JAN	Jefferson Davis, Lawrence, Marion	51 min
May 11, 4:57 PM CDT	Special Weather Statement	JAN	Jasper	33 min
May 11, 5:05 PM CDT	Special Weather Statement	JAN	Covington, Jones	55 min
May 11, 5:10 PM CDT	Special Weather Statement	JAN	Warren	50 min
May 11, 5:14 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper, Jones	61 min
May 11, 5:20 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jefferson Davis, Lamar, Marion	55 min
May 11, 5:21 PM CDT	Special Weather Statement	JAN	Jefferson	39 min
May 11, 5:41 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	49 min
May 11, 5:55 PM CDT	Special Weather Statement	JAN	Issaquena	35 min
May 11, 6:09 PM CDT	Severe Thunderstorm Warning	JAN	Forrest, Lamar	48 min
May 11, 10:28 AM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Franklin, Tensas	77 min
May 11, 10:40 AM CDT	Tornado Warning	JAN	Catahoula, Franklin	65 min
May 11, 10:54 AM CDT	Special Weather Statement	JAN	Morehouse	36 min
May 11, 11:34 AM CDT	Severe Thunderstorm Warning	JAN	Franklin, Richland	71 min
May 11, 11:38 AM CDT	Severe Thunderstorm Warning	JAN	Catahoula, Franklin	82 min
May 11, 11:47 AM CDT	Tornado Warning	JAN	Franklin, Madison, Tensas	41 min
May 11, 11:56 AM CDT	Severe Thunderstorm Warning	JAN	Morehouse, Richland, West Carroll	64 min
May 11, 12:07 PM CDT	Tornado Warning	JAN	East Carroll, Franklin, Madison, Richland, West Carroll	53 min
May 11, 2:32 PM CDT	Special Weather Statement	JAN	Tensas	28 min
May 11, 4:28 PM CDT	Special Weather Statement	JAN	Madison	47 min
May 11, 12:59 PM CDT	Special Weather Statement	JAN	Ashley	61 min
May 11, 1:20 PM CDT	Severe Thunderstorm Warning	JAN	Ashley, Chicot	55 min
May 11, 1:51 PM CDT	Tornado Warning	JAN	Ashley, Chicot	19 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2023 Every severe thunderstorm warning in 2023

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.