Alert archive / Mississippi / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 28, NWS Memphis, TN

March 13, 2019Coahoma County, Quitman County, Tallahatchie County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 13, 2019, 9:04 PM CDT for Coahoma County, Quitman County, Tallahatchie County, Mississippi. It was in force for 41 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 13, 2019, 9:04 PM CDT (02:04 UTC)
Expired: Mar 13, 2019, 9:45 PM CDT
In force: 41 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Coahoma County, MS, Quitman County, MS, Tallahatchie County, MS

The radar

The Memphis radar (KNQA), 141 km from the middle of the area, began a volume at 02:05 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 (KBYH), launched 00:00Z, 2.1 hours before the alert went out and 85 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: 850 m above ground
0-6 km bulk shear: 98 kt
0-1 km storm-relative helicity: 252 m²/s²
0-3 km storm-relative helicity: 498 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 Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 13, 6:40 PM CDT, 2 hours 24 minutes earlier.

Area forecast discussion, Mar 13, 6:40 PM CDT, 2 hours 24 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, Mar 13, 3:20 PM CDT, 5 hours 44 minutes before

Hazardous Weather Outlook
National Weather Service Memphis TN
320 PM CDT Wed Mar 13 2019

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-141015-
Alcorn-Benton MS-Benton TN-Calhoun-Carroll-Chester-Chickasaw-Clay-
Coahoma-Craighead-Crittenden-Crockett-Cross-DeSoto-Decatur-
Dunklin-Dyer-Fayette-Gibson-Greene-Hardeman-Hardin-Haywood-
Henderson-Henry-Itawamba-Lafayette-Lake-Lauderdale-Lee AR-Lee MS-
Madison-Marshall-McNairy-Mississippi-Monroe-Obion-Panola-Pemiscot-
Phillips-Poinsett-Pontotoc-Prentiss-Quitman-Shelby-St. Francis-
Tallahatchie-Tate-Tippah-Tipton-Tishomingo-Tunica-Union-Weakley-
Yalobusha-
320 PM CDT Wed Mar 13 2019

This hazardous weather outlook is for portions of East Arkansas...
the Missouri Bootheel...North Mississippi...and West Tennessee.

.DAY ONE...Today and Tonight

A wind advisory is in effect for the entire area through 7 PM
Thursday.

There is an slight risk for severe storms this afternoon and into
tonight. Damaging winds will be the primary threat. Secondary
threats include localized flooding...large hail and an isolated
tornado.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

A wind advisory is in effect for the entire area through 7 PM
Thursday.

A few strong to severe storms are possible Thursday generally
east of the Mississippi River. Damaging winds will be the primary
threat...with a secondary threat for localized flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed from this afternoon through
Thursday afternoon.

JAB/JEB

In the hours before

Special weather statement, Mar 13, 8:24 PM CDT, 40 minutes before

Special Weather Statement
National Weather Service Memphis TN
824 PM CDT WED MAR 13 2019

ARZ036-MSZ001-TNZ088-140230-
Crittenden AR-DeSoto MS-Shelby TN-
824 PM CDT WED MAR 13 2019

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED UNTIL 930 PM CDT
FOR...

Central Crittenden County in eastern Arkansas...
DeSoto County in northwestern Mississippi...
Shelby County in western Tennessee...

At 823 PM CDT...a strong thunderstorm producing winds at least 40 mph
was located near Walls, moving northeast at 40 mph.

Very heavy rain along with cloud to ground lightning are also
possible with this thunderstorm.

People in central Crittenden...DeSoto and Shelby Counties should
monitor this storm closely.

LAT...LON 3527 9042 3540 8998 3538 8978 3540 8978
      3541 8971 3539 8970 3539 8964 3533 8963
      3500 8964 3499 8972 3482 8973 3485 9020
      3486 9020 3486 9030 3485 9030 3485 9032
TIME...MOT...LOC 0123Z 228DEG 34KT 3500 9019

TLSJr

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 13, 7:14 PM CDT	Severe Thunderstorm Warning	MEG	Coahoma	46 min
Mar 13, 7:48 PM CDT	Severe Thunderstorm Warning	MEG	Coahoma, Tunica	42 min
Mar 13, 8:24 PM CDT	Special Weather Statement	MEG	DeSoto	66 min
Mar 13, 9:37 PM CDT	Severe Thunderstorm Warning	MEG	Panola, Quitman, Tate	38 min
Mar 13, 10:14 PM CDT	Special Weather Statement	MEG	Benton, Marshall	61 min
Mar 13, 10:23 PM CDT	Severe Thunderstorm Warning	MEG	Marshall	23 min
Mar 14, 11:18 AM CDT	Special Weather Statement	MEG	Union	27 min
Mar 14, 11:44 AM CDT	Special Weather Statement	MEG	Alcorn	31 min
Mar 14, 12:00 PM CDT	Tornado Warning	MEG	Alcorn, Tishomingo	45 min
Mar 14, 12:38 PM CDT	Tornado Warning	MEG	Monroe	37 min
Mar 14, 12:52 PM CDT	Tornado Warning	MEG	Tishomingo	18 min
Mar 14, 1:14 PM CDT	Special Weather Statement	MEG	Monroe	16 min
Mar 14, 1:44 PM CDT	Special Weather Statement	MEG	Monroe	46 min
Mar 14, 3:19 AM CDT	River Flood Warning	MEG	Fayette, Shelby	10 hr
Mar 14, 7:00 AM CDT	Special Weather Statement	MEG	Lake	45 min
Mar 14, 7:57 AM CDT	Severe Thunderstorm Warning	MEG	Lake, Obion	48 min
Mar 14, 12:28 PM CDT	Tornado Warning	MEG	Hardin	30 min
Mar 14, 1:09 PM CDT	River Flood Warning	MEG	Dyer, Gibson, Obion	3 days
Mar 14, 5:44 AM CDT	Special Weather Statement	MEG	Craighead, Poinsett	46 min
Mar 14, 5:53 AM CDT	Severe Thunderstorm Warning	MEG	Craighead, Poinsett	16 min
Mar 14, 6:13 AM CDT	Special Weather Statement	MEG	Clay	47 min
Mar 14, 6:18 AM CDT	Severe Thunderstorm Warning	MEG	Cross, Poinsett	42 min
Mar 14, 6:21 AM CDT	Severe Thunderstorm Warning	MEG	Clay, Greene, Mississippi	39 min
Mar 14, 6:38 AM CDT	Severe Thunderstorm Warning	MEG	Lee, St. Francis	36 min
Mar 14, 6:45 AM CDT	Severe Thunderstorm Warning	MEG	Craighead, Mississippi	45 min
Mar 14, 6:51 AM CDT	Flash Flood Warning	MEG	Craighead, Cross, Poinsett	3 hr
Mar 14, 7:02 AM CDT	Severe Thunderstorm Warning	MEG	Crittenden, Cross, Mississippi, Poinsett	43 min
Mar 14, 1:09 PM CDT	River Flood Warning	MEG	Mississippi, Poinsett	20 hr

Nearby

Severe Thunderstorm Warnings in Mississippi, 2019 Every severe thunderstorm warning 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.