Alert archive / Tennessee / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 430, NWS Nashville, TN

August 4, 2003Wayne County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Aug 4, 2003, 11:09 PM CDT for Wayne County, Tennessee. It was in force for 51 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
Aug 4, 2003, 11:09 PM CDT (04:09 UTC)
Expired
Aug 5, 2003, 12:00 AM CDT
In force
51 min
Issued by
NWS Nashville, TN
Area
Counties, with a storm outline in the text

County Wayne County, TN

The radar

The Northeast Alabama radar (KHTX), 151 km from the middle of the area, began a volume at 04:10 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, 4.2 hours before the alert went out and 141 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 2003-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2474 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 2003-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
2474 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1023 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

170 
WUUS54 KOHX 050409
SVRBNA
TNC181-050500-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
1108 PM CDT MON AUG 4 2003

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WAYNE COUNTY IN TENNESSEE

* UNTIL MIDNIGHT CDT

* AT 1105 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 5 MILES NORTH OF COLLINWOOD...OR 6 MILES SOUTH
  OF WAYNESBORO...MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  EASTERN WAYNE COUNTY BY 1120 PM CDT

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY
LIGHTNING.

LAT...LON 3513 8772 3517 8781 3535 8778 3534 8772
          3534 8758 3512 8757

$$

07

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 8:44 PM CDTSevere Thunderstorm WarningOHXHickman46 min
Aug 4, 8:55 PM CDTSevere Thunderstorm WarningOHXPerry35 min
Aug 4, 9:21 PM CDTSevere Thunderstorm WarningOHXWilliamson39 min
Aug 4, 9:45 PM CDTSevere Thunderstorm WarningOHXCheatham, Davidson45 min
Aug 4, 9:58 PM CDTSevere Thunderstorm WarningOHXWayne42 min
Aug 4, 10:20 PM CDTSevere Thunderstorm WarningOHXRutherford40 min
Aug 4, 10:26 PM CDTSevere Thunderstorm WarningOHXWilson49 min
Aug 4, 10:35 PM CDTSevere Thunderstorm WarningOHXSumner40 min
Aug 4, 10:55 PM CDTSevere Thunderstorm WarningOHXSmith, Trousdale35 min
Aug 4, 10:55 PM CDTSevere Thunderstorm WarningOHXCannon50 min
Aug 4, 11:07 PM CDTSevere Thunderstorm WarningOHXDeKalb38 min
Aug 4, 11:13 PM CDTFlash Flood WarningOHXWayne2 hr
Aug 4, 11:34 PM CDTSevere Thunderstorm WarningOHXJackson, Overton, Putnam, White41 min
Aug 4, 11:43 PM CDTSevere Thunderstorm WarningOHXCannon32 min
Aug 5, 12:17 AM CDTSevere Thunderstorm WarningOHXCumberland, Fentress, Overton, White43 min
Aug 5, 12:59 AM CDTSevere Thunderstorm WarningOHXCumberland, Fentress16 min
Aug 5, 2:01 PM CDTSevere Thunderstorm WarningOHXHickman, Maury59 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2003Every severe thunderstorm warning in 2003

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.