Alert archive / Tennessee / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 252, NWS Memphis, TN

July 14, 2004Henderson County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Jul 14, 2004, 2:07 PM CDT for Henderson County, Tennessee. It was in force for 23 min. 25 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 14, 2004, 2:07 PM CDT (19:07 UTC)
Expired
Jul 14, 2004, 2:30 PM CDT
In force
23 min
Issued by
NWS Memphis, TN
Area
Counties, with a storm outline in the text

County Henderson County, TN

The radar

The Memphis radar (KNQA), 146 km from the middle of the area, began a volume at 19:08 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.

What was reported inside it

TimeReportWhereRemark
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN
Jul 14, 2:15 PM CDTHAIL 1Darden, TN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 14, 1:45 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.1 hours before the alert went out and 162 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 2004-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1898 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 2004-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.19395878Sfc1 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
1898 J/kg
Mixed-layer CIN
-114 J/kg
Mixed-layer LCL
1040 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KMEG 141907
SVRMEM
TNC077-141930-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
207 PM CDT WED JUL 14 2004

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HENDERSON COUNTY IN SOUTHWEST TENNESSEE

* UNTIL 230 PM CDT

* AT 207 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER
  WILDERSVILLE...MOVING SOUTHEAST AT 20 MPH.

* CITIES IN THE PATH OF THIS STORM THROUGH 230 PM CDT INCLUDE...
  LEXINGTON...
  DARDEN...SCOTTS HILL...

.DAMAGING WINDS IN EXCESS OF 60 MPH AND LARGE HAIL ARE LIKELY WITH
THIS STORM. IF YOU ARE IN THE PATH OF THIS STORM...MOVE INDOORS.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.

LAT...LON 3583 8829 3575 8851 3545 8832 3562 8817

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 2:33 PM CDTSevere Thunderstorm WarningMEGDecatur27 min
Jul 14, 2:53 PM CDTSevere Thunderstorm WarningMEGHardin37 min
Jul 14, 3:28 PM CDTSevere Thunderstorm WarningMEGHardin32 min
Jul 14, 4:46 PM CDTSevere Thunderstorm WarningMEGHardin29 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2004Every severe thunderstorm warning in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.