Alert archive / Mississippi / Special Weather Statements in 2020

Special Weather Statement, NWS Memphis, TN

June 24, 2020Tishomingo County, Mississippi

NWS Memphis, TN issued this special weather statement at Jun 24, 2020, 9:21 AM CDT for Tishomingo County, Mississippi. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 24, 2020, 9:21 AM CDT (14:21 UTC)
Expired: Jun 24, 2020, 9:45 AM CDT
In force: 24 min
Issued by: NWS Memphis, TN

County Tishomingo County, MS

The radar

The Columbus AFB radar (KGWX), 74 km from the middle of the area, began a volume at 14:24 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 (KLZK), launched 12:00Z, 2.4 hours before the alert went out and 161 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: 232 J/kg
Mixed-layer CIN: -91 J/kg
Mixed-layer LCL: 893 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 56 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 24, 6:38 AM CDT, 2 hours 43 minutes earlier.

Area forecast discussion, Jun 24, 6:38 AM CDT, 2 hours 43 minutes before

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  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <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.
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      <p id="message2">
        Please try again in a few minutes.
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Hazardous weather outlook, Jun 24, 4:49 AM CDT, 4 hours 32 minutes before

Hazardous Weather Outlook
National Weather Service Memphis TN
449 AM CDT Wed Jun 24 2020

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-251200-
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-
449 AM CDT Wed Jun 24 2020

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

.DAY ONE...Today and Tonight

There is a marginal risk of excessive rainfall over north
Mississippi this afternoon. An additional 1 to 3 inches of
rainfall is possible, which could result in localized flooding.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

AC3

In the hours before

Special weather statement, Jun 24, 9:21 AM CDT, 0 minutes before

Special Weather Statement
National Weather Service Memphis TN
921 AM CDT Wed Jun 24 2020

MSZ006-241445-
Tishomingo MS-
921 AM CDT Wed Jun 24 2020

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED UNTIL 945 AM CDT
FOR...

Southern Tishomingo County in northeastern Mississippi...

At 921 AM CDT...a strong thunderstorm producing winds at least 40 mph
was located near Tishomingo State Park, moving northeast at 30 mph.

Very heavy rain is also possible with this thunderstorm.

People in southern Tishomingo County should monitor this storm
closely.

LAT...LON 3446 8816 3447 8833 3463 8833 3475 8812
TIME...MOT...LOC 1421Z 244DEG 28KT 3457 8823

SGW

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 5:56 AM CDT	Areal Flood Advisory	MEG	Calhoun, Itawamba, Lafayette, Lee, Monroe, Pontotoc	2 hr
Jun 24, 6:32 AM CDT	Flash Flood Warning	MEG	Lee, Pontotoc	3 hr
Jun 24, 8:52 AM CDT	Areal Flood Advisory	MEG	Itawamba, Lee, Pontotoc, Prentiss, Union	3 hr
Jun 24, 11:27 AM CDT	Areal Flood Advisory	MEG	Itawamba, Lafayette, Lee, Panola, Pontotoc, Union and 1 more	2 hr
Jun 24, 1:02 PM CDT	Areal Flood Advisory	MEG	Calhoun, Chickasaw, Itawamba, Monroe, Yalobusha	118 min
Jun 24, 1:27 PM CDT	Special Weather Statement	MEG	Monroe	48 min
Jun 24, 1:50 PM CDT	Flash Flood Warning	MEG	Calhoun, Chickasaw, Itawamba, Lee, Monroe	103 min

Nearby

Special Weather Statements in Mississippi, 2020 Every special weather statement in 2020

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.