Alert archive / Tennessee / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 340, NWS Nashville, TN

December 10, 2004Clay County, Pickett County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Dec 10, 2004, 1:55 PM CST for Clay County, Pickett County, Tennessee. It was in force for 50 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
Dec 10, 2004, 1:55 PM CST (19:55 UTC)
Expired
Dec 10, 2004, 2:45 PM CST
In force
50 min
Issued by
NWS Nashville, TN
Area
Counties, with a storm outline in the text

Counties Clay County, TN, Pickett County, TN

The radar

The Nashville radar (KOHX), 106 km from the middle of the area, began a volume at 19:57 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, 7.9 hours before the alert went out and 114 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 2004-12-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 137 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2004-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 square meters per square second.1939587897Sfc1 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
137 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
557 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
14 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KOHX 101955
SVROHX
TNC027-137-102045-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
153 PM CST FRI DEC 10 2004

THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLAY COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF CELINA
  PICKETT COUNTY IN TENNESSEE
  THIS INCLUDES THE CITY OF BYRDSTOWN

* UNTIL 245 PM CST

* AT 146 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  SEVERAL SEVERE THUNDERSTORMS. ONE STORM WAS LOCATED JUST NORTH 
  OF CELINA...AND THE OTHER WAS JUST NORTH OF BYRDSTOWN...MOVING 
  EAST AT 15 MPH.

* THROUGH 245 PM THE SEVERE THUNDERSTORMS WILL BE OVER...
  NORTHERN PARTS OF PICKETT COUNTY AND CLAY COUNTY

THESE ARE DANGEROUS STORMS. IF YOU ARE IN THEIR PATH...PREPARE
IMMEDIATELY FOR DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND 
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

HAIL TO GOLFBALL SIZE HAS BEEN REPORTED WITH SOME OF THE THUNDERSTORMS
THIS AFTERNOON.

LAT...LON 3664 8573 3652 8565 3654 8512 3660 8507

$$

DRM

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 11:44 AM CSTSevere Thunderstorm WarningOHXJackson, Overton61 min
Dec 10, 12:14 PM CSTSevere Thunderstorm WarningOHXBedford, Cannon, Coffee, Davidson, Macon, Rutherford and 3 more46 min
Dec 10, 12:20 PM CSTSevere Thunderstorm WarningOHXBedford, Cannon, Coffee, Davidson, Macon, Rutherford and 3 more40 min
Dec 10, 1:04 PM CSTSevere Thunderstorm WarningOHXBedford, Cannon, Coffee, DeKalb, Grundy, Macon and 6 more86 min
Dec 10, 1:15 PM CSTSevere Thunderstorm WarningOHXFentress60 min
Dec 10, 2:08 PM CSTSevere Thunderstorm WarningOHXWhite52 min
Dec 10, 2:23 PM CSTSevere Thunderstorm WarningOHXPutnam52 min
Dec 10, 2:32 PM CSTSevere Thunderstorm WarningOHXGrundy58 min
Dec 10, 2:44 PM CSTSevere Thunderstorm WarningOHXPickett46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.