Alert archive / Mississippi / Special Weather Statements in 2017
Special Weather Statement, NWS Memphis, TN
NWS Memphis, TN issued this special weather statement at Mar 29, 2017, 10:38 PM CDT for Coahoma County, Mississippi; Phillips County, Arkansas. It was in force for 37 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
- Mar 29, 2017, 10:38 PM CDT (03:38 UTC)
- Expired
- Mar 29, 2017, 11:15 PM CDT
- In force
- 37 min
- Issued by
- NWS Memphis, TN
Counties Phillips County, AR, Coahoma County, MS
The radar
The Memphis radar (KNQA), 129 km from the middle of the area, began a volume at 03:40 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
Jackson, MS (KJAN), launched 00:00Z, 3.6 hours before the alert went out and 230 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.
- Mixed-layer CAPE
- 424 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1676 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
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</html>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 Mar 29, 8:25 PM CDT, 2 hours 13 minutes earlier.
Area forecast discussion, Mar 29, 8:25 PM CDT, 2 hours 13 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.
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</html>Hazardous weather outlook, Mar 29, 3:37 PM CDT, 7 hours 1 minute before
Hazardous Weather Outlook National Weather Service Memphis TN 337 PM CDT Wed Mar 29 2017 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115- MSZ001>017-020>024-TNZ001>004-019>022-048>055-088>092-302245- 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-Lawrence- Lee AR-Lee MS-Madison-Marshall-McNairy-Mississippi-Monroe-Obion- Panola-Pemiscot-Phillips-Poinsett-Pontotoc-Prentiss-Quitman- Randolph-Shelby-St. Francis-Tallahatchie-Tate-Tippah-Tipton- Tishomingo-Tunica-Union-Weakley-Yalobusha- 337 PM CDT Wed Mar 29 2017 This hazardous weather outlook is for portions of East Arkansas... the Missouri Bootheel...North Mississippi...and West Tennessee. .DAY ONE...Tonight Severe thunderstorms are expected to move into Eastern Arkansas between 10 PM and midnight. Damaging winds, large hail, and a few tornadoes will be possible with the storms. The storms will begin diminishing in intensity as they move east of the Mississippi River toward morning. Isolated flash flooding is also possible. The best chances for severe weather will occur west of a Jackson, Tennessee to Oxford, Mississippi line. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Severe thunderstorms are expected to develop across Eastern Arkansas around noon CDT on Thursday. The storms will intensify as they push east of the Mississippi River during the afternoon hours. Damaging winds, large hail, and tornadoes will be possible across the entire Mid-South. A few tornadoes could be strong east of the Mississippi River. The threat for severe weather will end by 8 PM CDT Thursday Night as the storms push east of the Mid- South. .SPOTTER INFORMATION STATEMENT... Spotter activation will likely be needed across the Mid South from late this evening through early Thursday evening.
In the hours before
Special weather statement, Mar 29, 10:38 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Memphis TN
1038 PM CDT WED MAR 29 2017
ARZ058-MSZ007-010-300415-
Phillips AR-Tunica MS-Coahoma MS-
1038 PM CDT WED MAR 29 2017
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED UNTIL 1115 PM CDT
FOR...
Eastern Phillips County in eastern Arkansas...
Southern Tunica County in northwestern Mississippi...
Coahoma County in northwestern Mississippi...
At 1038 PM CDT...a strong thunderstorm producing ${allThreat}near
Sherard, or 11 miles southwest of Clarksdale, moving north at 85 mph.
${report2}
People in eastern Phillips...southern Tunica and Coahoma Counties
should monitor this storm closely.
LAT...LON 3399 9066 3412 9066 3412 9090 3464 9086
3464 9055 3463 9054 3464 9050 3464 9024
3442 9040 3399 9054
TIME...MOT...LOC 0338Z 202DEG 72KT 3413 9076The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 12:27 AM CDT | Special Weather Statement | MEG | Fayette, Shelby | 48 min |
| Mar 30, 4:14 AM CDT | Special Weather Statement | MEG | Hardeman, Hardin, McNairy | 91 min |
| Mar 30, 4:37 PM CDT | Special Weather Statement | MEG | Carroll | 23 min |
| Mar 30, 6:00 PM CDT | Special Weather Statement | MEG | Henderson | 30 min |
| Mar 30, 6:04 PM CDT | Special Weather Statement | MEG | Henry | 26 min |
| Mar 29, 11:09 PM CDT | Special Weather Statement | MEG | Tunica | 36 min |
| Mar 29, 11:26 PM CDT | Special Weather Statement | MEG | Panola | 34 min |
| Mar 29, 11:44 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Marshall, Panola, Tate | 31 min |
| Mar 30, 2:58 AM CDT | Special Weather Statement | MEG | Chickasaw, Lee | 47 min |
| Mar 30, 4:19 AM CDT | Special Weather Statement | MEG | Tunica | 86 min |
| Mar 30, 7:00 AM CDT | Special Weather Statement | MEG | Monroe | 60 min |
| Mar 29, 11:22 PM CDT | Special Weather Statement | MEG | Randolph | 38 min |
Nearby
Special Weather Statements in Mississippi, 2017Special Weather Statements in Arkansas, 2017Every special weather statement in 2017
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.