Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 241, NWS Jackson, MS

May 16, 2023Clarke County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 16, 2023, 1:52 PM CDT for Clarke County, Mississippi. It was in force for 23 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 16, 2023, 1:52 PM CDT (18:52 UTC)
Expired: May 16, 2023, 2:15 PM CDT
In force: 23 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

County Clarke County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 125 km from the middle of the area, began a volume at 18:55 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

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.9 hours before the alert went out and 221 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: 121 J/kg
Mixed-layer CIN: -182 J/kg
Mixed-layer LCL: 1228 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 7 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 Jackson, MS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 15, 6:41 PM CDT, 19 hours 11 minutes earlier.

Area forecast discussion, May 15, 6:41 PM CDT, 19 hours 11 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 15, 3:12 PM CDT, 22 hours 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>

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 15, 7:01 PM CDT	Special Weather Statement	JAN	Jones	29 min
May 15, 7:24 PM CDT	Special Weather Statement	JAN	Choctaw	21 min
May 16, 11:56 AM CDT	Special Weather Statement	JAN	Lauderdale	34 min
May 16, 12:40 PM CDT	Special Weather Statement	JAN	Lauderdale	80 min
May 16, 12:45 PM CDT	Severe Thunderstorm Warning	JAN	Lauderdale	45 min
May 16, 1:23 PM CDT	Special Weather Statement	JAN	Clarke	37 min
May 16, 1:57 PM CDT	Special Weather Statement	JAN	Jasper	33 min
May 16, 2:10 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper, Lauderdale, Newton	38 min
May 16, 2:24 PM CDT	Special Weather Statement	JAN	Sunflower	21 min
May 16, 3:05 PM CDT	Special Weather Statement	JAN	Lincoln	25 min
May 16, 3:16 PM CDT	Special Weather Statement	JAN	Noxubee	14 min
May 16, 3:33 PM CDT	Special Weather Statement	JAN	Lawrence	27 min
May 16, 3:40 PM CDT	Special Weather Statement	JAN	Tallahatchie	50 min
May 16, 4:39 PM CDT	Special Weather Statement	JAN	Clay	51 min
May 16, 4:47 PM CDT	Special Weather Statement	JAN	Carroll, Montgomery	43 min
May 16, 5:12 PM CDT	Special Weather Statement	JAN	Lowndes	48 min
May 16, 5:16 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Lowndes, Oktibbeha	59 min
May 16, 5:32 PM CDT	Severe Thunderstorm Warning	JAN	Choctaw, Montgomery, Webster	45 min
May 16, 6:11 PM CDT	Special Weather Statement	JAN	Noxubee	34 min
May 15, 9:37 PM CDT	Special Weather Statement	JAN	Catahoula	23 min
May 15, 10:00 PM CDT	Special Weather Statement	JAN	Catahoula	30 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.