Alert archive / Tennessee / Special Weather Statements in 2021

Special Weather Statement, NWS Memphis, TN

June 29, 2021Henry County, Weakley County, Tennessee

NWS Memphis, TN issued this special weather statement at Jun 29, 2021, 4:00 PM CDT for Henry County, Weakley County, Tennessee. It was in force for 45 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 29, 2021, 4:00 PM CDT (21:00 UTC)
Expired
Jun 29, 2021, 4:45 PM CDT
In force
45 min
Issued by
NWS Memphis, TN

Counties Henry County, TN, Weakley County, TN

The radar

The Ft Campbell radar (KHPX), 98 km from the middle of the area, began a volume at 21:02 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

Nashville Metro, TN (KBNA), launched 12:00Z, 9.0 hours before the alert went out and 148 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2021-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1387 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2021-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1387 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
1208 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
51 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 29, 3:04 PM CDT, 56 minutes earlier.

Area forecast discussion, Jun 29, 3:04 PM CDT, 56 minutes before
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Hazardous weather outlook, Jun 29, 11:09 AM CDT, 4 hours 51 minutes before
Hazardous Weather Outlook
National Weather Service Memphis TN
1109 AM CDT Tue Jun 29 2021

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-301815-
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-
1109 AM CDT Tue Jun 29 2021

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

.DAY ONE...This Afternoon and Tonight

Strong to isolated severe storms will be possible this afternoon
into the early evening hours across portions of North Mississippi
and West Tennessee as remnants of Tropical Storm Danny moves
across the region. Locally heavy rainfall and gusty winds will be
the main threats.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

KRM

In the hours before

Special weather statement, Jun 29, 2:25 PM CDT, 1 hour 35 minutes before
Special Weather Statement
National Weather Service Memphis TN
225 PM CDT Tue Jun 29 2021

TNZ022-054-055-292000-
Henderson TN-Benton TN-Decatur TN-
225 PM CDT Tue Jun 29 2021

...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED UNTIL 300 PM CDT
FOR...

Northeastern Henderson County in western Tennessee...
Southern Benton County in western Tennessee...
Northern Decatur County in western Tennessee...

At 225 PM CDT...a strong thunderstorm producing winds in excess of
45 mph was located 7 miles northeast of Parsons, or 12 miles
northwest of Linden, moving west at 15 mph.

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

People in northeastern Henderson...southern Benton and northern
Decatur Counties should monitor this storm closely.

LAT...LON 3587 8794 3583 8797 3577 8798 3572 8803
      3568 8802 3564 8803 3571 8835 3582 8827
      3582 8818 3584 8818 3585 8821 3588 8823
      3605 8810 3603 8800 3600 8800 3597 8802
      3595 8802 3594 8798 3594 8793 3591 8793
TIME...MOT...LOC 1925Z 110DEG 14KT 3573 8803

MJ
Local storm report, Jun 29, 3:18 PM CDT, 42 minutes before
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Special weather statement, Jun 29, 3:26 PM CDT, 34 minutes before
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Special weather statement, Jun 29, 3:31 PM CDT, 29 minutes before
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Local storm report, Jun 29, 3:55 PM CDT, 5 minutes before
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Special weather statement, Jun 29, 4:00 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 11:56 AM CDTSpecial Weather StatementMEGItawamba, Tishomingo34 min
Jun 29, 12:31 PM CDTSpecial Weather StatementMEGAlcorn, Itawamba, Lee, Monroe, Prentiss, Tishomingo29 min
Jun 29, 1:28 PM CDTSpecial Weather StatementMEGAlcorn, Lee, Prentiss, Tippah47 min
Jun 29, 2:15 PM CDTSpecial Weather StatementMEGBenton30 min
Jun 29, 2:17 PM CDTSpecial Weather StatementMEGChickasaw28 min
Jun 29, 12:13 PM CDTSpecial Weather StatementMEGHardin47 min
Jun 29, 12:55 PM CDTSpecial Weather StatementMEGHardin35 min
Jun 29, 1:38 PM CDTSpecial Weather StatementMEGDecatur52 min
Jun 29, 2:12 PM CDTSpecial Weather StatementMEGChester, Henderson48 min
Jun 29, 2:25 PM CDTSpecial Weather StatementMEGBenton35 min
Jun 29, 2:50 PM CDTSevere Thunderstorm WarningMEGBenton, Carroll, Decatur, Henderson40 min
Jun 29, 3:26 PM CDTSpecial Weather StatementMEGBenton, Henry34 min
Jun 29, 3:31 PM CDTSpecial Weather StatementMEGCarroll29 min

Nearby

Special Weather Statements in Tennessee, 2021Every special weather statement in 2021

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.