Alert archive / Tennessee / Special Weather Statements in 2018

Special Weather Statement, NWS Memphis, TN

June 26, 2018Henry County, Tennessee

NWS Memphis, TN issued this special weather statement at Jun 26, 2018, 8:49 PM CDT for Henry County, Tennessee. 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 outline as issued.

The facts

Issued
Jun 26, 2018, 8:49 PM CDT (01:49 UTC)
Expired
Jun 26, 2018, 9:30 PM CDT
In force
41 min
Issued by
NWS Memphis, TN

County Henry County, TN

The radar

The Ft Campbell radar (KHPX), 93 km from the middle of the area, began a volume at 01:53 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 00:00Z, 1.8 hours before the alert went out and 143 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 00:00Z on 2018-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 366 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 00:00Z on 2018-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 square meters per square second.193958Sfc1 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
366 J/kg
Mixed-layer CIN
-173 J/kg
Mixed-layer LCL
897 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
179 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 26, 8:10 PM CDT, 39 minutes earlier.

Area forecast discussion, Jun 26, 8:10 PM CDT, 39 minutes before
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Hazardous weather outlook, Jun 26, 4:03 PM CDT, 4 hours 46 minutes before
Hazardous Weather Outlook
National Weather Service Memphis TN
403 PM CDT Tue Jun 26 2018

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-
MSZ001>017-020>024-TNZ001>004-019>022-048>055-088>092-272315-
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-
403 PM CDT Tue Jun 26 2018

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

.DAY ONE...Tonight

There is an Enhanced Risk for Severe Thunderstorms across portions
of northeast Arkansas and the Missouri Bootheel tonight. A slight
risk to the south of the enhanced risk will cover the remainder of
northeast Arkansas and much of west Tennessee. Damaging winds will
be the primary severe weather threat.

A heat advisory remains in effect through this evening for a
large portion of the Mid South. Heat index values will remain
above 105 degrees resulting in dangerous heat conditions.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

A few strong to severe thunderstorms will be possible near the
Tennessee River on Wednesday.

Afternoon heat indices likely will exceed 105 degrees over the
Mid-South from Thursday through the first half of the weekend. A
heat advisory remains in effect on Wednesday for the southern
half of the Mid South.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed tonight across northern portions
of the Mid South.

JLH

In the hours before

Special weather statement, Jun 26, 7:40 PM CDT, 1 hour 9 minutes before
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Special weather statement, Jun 26, 8:28 PM CDT, 21 minutes before
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Special weather statement, Jun 26, 8:46 PM CDT, 3 minutes before
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Special weather statement, Jun 26, 8:49 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 26, 7:40 PM CDTSpecial Weather StatementMEGDyer, Lake, Obion50 min
Jun 26, 8:28 PM CDTSpecial Weather StatementMEGDyer, Gibson, Lake, Obion, Weakley47 min
Jun 26, 8:46 PM CDTSpecial Weather StatementMEGHaywood, Lauderdale44 min
Jun 26, 9:09 PM CDTSpecial Weather StatementMEGBenton, Carroll, Crockett51 min
Jun 26, 9:14 PM CDTSpecial Weather StatementMEGBenton, Carroll, Crockett46 min
Jun 27, 2:01 PM CDTSpecial Weather StatementMEGHenry, Weakley44 min
Jun 27, 2:46 PM CDTSpecial Weather StatementMEGBenton29 min
Jun 27, 3:16 PM CDTHeat AdvisoryMEGChester, Dyer, Fayette, Hardeman, Hardin, Haywood and 5 more4 days
Jun 26, 7:23 PM CDTSevere Thunderstorm WarningMEGDunklin37 min

Nearby

Special Weather Statements in Tennessee, 2018Every special weather statement in 2018

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.