Alert archive / Tennessee / Tornado Warnings in 1994

Tornado Warning 3, NWS Nashville, TN

April 29, 1994Robertson County, Tennessee

NWS Nashville, TN issued this tornado warning at Apr 29, 1994, 1:47 PM CDT for Robertson County, Tennessee. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Apr 29, 1994, 1:47 PM CDT (18:47 UTC)
Expired
Apr 29, 1994, 2:45 PM CDT
In force
58 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Robertson County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.8 hours before the alert went out and 50 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 1994-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2030 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 1994-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
2030 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
963 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBNA 291850
TORBNA
TNC147-291945-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
147 PM CDT FRI APR 29 1994
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  245 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN MIDDLE TENNESSEE
 
   ...ROBERTSON COUNTY
 
AT 140 PM CDT...A SHERIFFS DEPUTY REPORTED A FUNNEL CLOUD IN SOUTHERN RO
RCOUNTY...MOVING TOWARDS GREENBRIER. RADAR INDICATES STRONG THUNDERSTORM
ACTIVITY IN ROBERTSON COUNTY.
 
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 29, 1:04 PM CDT, 43 minutes before
TNZ005>010-023>033-056>065-075>078-093>097-291905-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE  TN
101 PM CDT FRI APR 29 1994

AT 100 PM CDT...SEVERAL STRONG THUNDERSTORMS HAD DEVELOPED ACROSS
MIDDLE TENNESSEE IN A BAND FROM SAVANNAH TO DICKSON...SPRINGFIELD AND
NORTH TO COLUMBIA IN SOUTH CENTRAL KENTUCKY.  THE STRONGEST
THUNDERSTORMS WERE LOCATED SOUTH OF ASHLAND IN CHEATHAM COUNTY AND NEAR
THE SOUTHERN END OF THE LAND BETWEEN THE LAKES.

MOVEMENT WAS NORTHEAST AT 25 MILES AN HOUR.

THESE STROMS HAVE THE POTENTIAL FOR BRIEF HEAVY RAINS...STRONG WIND AND
HAIL.  THESE STORMS ARE THE LEADING EDGE OF AN AREA OF POTENTIALLY
SEVERE WEATHER AHEAD OF A COLD FRONT THAT WILL MOVE THROUGH THE REGION
OVERNIGHT AND EARLY SATURDAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 1:38 PM CDTSevere Thunderstorm WarningOHXHickman37 min
Apr 29, 2:30 PM CDTSevere Thunderstorm WarningOHXDavidson60 min
Apr 29, 3:03 PM CDTSevere Thunderstorm WarningOHXMacon57 min

Nearby

Tornado Warnings in Tennessee, 1994Every tornado warning in 1994Tornadoes in 1994

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.