Alert archive / Tennessee / Tornado Warnings in 1992

Tornado Warning 1, NWS Nashville, TN

May 12, 1992Dickson County, Humphreys County, Tennessee

NWS Nashville, TN issued this tornado warning at May 12, 1992, 6:54 PM CDT for Dickson County, Humphreys County, Tennessee. It was in force for 36 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 12, 1992, 6:54 PM CDT (23:54 UTC)
Expired
May 12, 1992, 7:30 PM CDT
In force
36 min
Issued by
NWS Nashville, TN
Area
Whole counties

Counties Dickson County, TN, Humphreys County, TN

What was reported inside it

TimeReportWhereRemark
May 12, 7:00 PM CDTTornado F0Humphreys, TN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.9 hours before the alert went out and 87 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 1992-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1992-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBNA 122355
TORBNA
TNC043-085-130030-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
654 PM CDT TUE MAY 12 1992
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN MIDDLE TENNESSEE
 
   ...DICKSON COUNTY...HUMPHREYS COUNTY
 
THE HUMPHREYS COUNTY SHERIFFS DEPARTMENT REPORTED A TORNADO
JUST EAST OF WAVERLY AT 650 PM CDT. WEATHER SERVICE RADAR
IN NASHVILLE INDICATES A SEVERE THUNDERSTORM IN THIS LOCATION
MOVING EAST AT 20 MILES AN HOUR.
 
 
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
uIF 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, May 12, 4:54 PM CDT, 2 hours before
TNZ006-007-008-009-010-011-122300-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
451 PM CDT TUE MAY 12 1992

...UNSTABLE AIRMASS OVER MIDDLE TENNESSEE AND SOUTHERN KENTUCKY...

AT 445 PM CDT WEATHER SERVICE RADAR AND SATELLITE WERE SHOWING
STRONG THUNDERSTORMS IN WESTERN KENTUCKY FROM THE LAND BETWEEN
THE LAKES TO 40 MILES SOUTHWEST OF EVANSVILLE INDIANA.  MOVEMENT
WAS NORTHEAST AT 25 MILES AN HOUR.  THUNDERSTORMS AND PATCHES OF
LIGHT RAIN WERE INDICATED OVER NORTH ALABAMA AND ALONG THE
CUMBERLAND PLATEAU FROM CROSSVILLE NORTHWARD.

THE ENVIRONMENT OVER MIDDLE TENNESSEE AND SOUTH CENTRAL KENTUCKY
HAS BECOME MORE UNSTABLE THIS AFTERNOON DUE TO HEATING AND
THUNDERSTORM ACTIVITY IS EXPECTED TO DEVELOPE IN WESTERN MIDDLE
TENNESSEE DURING THE NEXT 2 HOURS.

SOME OF THESE STORMS WILL LIKELY BE STRONG WITH GUSTY WINDS
SMALL HAIL AND FREQUENT LIGHTNING ACROSS MIDDLE TENNESSEE AND
SOUTHERN KENTUCKY.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND WARNINGS
SHOULD THEY BECOME NECESSARY.
Special weather statement, May 12, 5:52 PM CDT, 1 hour 2 minutes before
TNZ006-007-008-009-010-011-130000-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
551 PM CDT TUE MAY 12 1992

...SEVERE THUNDERSTORM DEVELOPING IN RESPONSE TO UNSTABLE AIRMASS
OVER MIDDLE TENNESSEE AND SOUTHERN KENTUCKY...

WEATHER SERVICE RADAR AT 545 PM CDT CONTINUED TO SHOW A SEVERE
THUNDERSTORM  MOVING EAST SOUTHEAST THROUGH STEWART COUNTY.
THE SEVERE THUNDERSTORM WAS CENTERED 5 MILES EAST OF DOVER
TENNESSEE AT 545 PM CDT.  A SEVERE THUNDERSTORM WARNING REMAINS
IN EFFECT FOR STEWART COUNTY UNTIL 615 PM CDT.

SCATTERED THUNDERSTORMS...SOME STRONG CONTINUED OVER WESTERN
KENTUCKY FROM HOPKINSVILE TO MADISONVILLE AND IN WEST TENNESSEE
FROM 30 MILES NORTH OF JACKSON TO 10 MILES NORTH OF CAMDEN.

SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN NORTH ALABAMA
AND SOUTHERN MIDDLE TENENSSEE FROM HUNTSVILLE TO FAYETTEVILLE.
Special weather statement, May 12, 6:52 PM CDT, 2 minutes before
TNZ006-007-008-009-010-011-130100-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NASHVILLE TN
651 PM CDT TUE MAY 12 1992

AT 645 PM CDT WEATHER SERVICE RADAR INDICATED SEVERE THUNDERSTORMS
IN NORTHWEST MIDDLE TENNESSEE. ONE WAS LOCATED OVER WAVERLY
IN HUMPHREYS COUNTY AND THE OTHER SEVERE THUNDERSTORM WAS LOCATED
IN MONTGOMERY COUNTY SOUTH AND EAST OF CLARKSVILLE.

SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED IN NORTHWES$T
MIDDLE TENNESSEE.

The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 5:16 PM CDTSevere Thunderstorm WarningOHXStewart59 min
May 12, 6:01 PM CDTSevere Thunderstorm WarningOHXMontgomery59 min
May 12, 6:29 PM CDTSevere Thunderstorm WarningOHXHumphreys61 min

Nearby

Tornado Warnings in Tennessee, 1992Every tornado warning in 1992Tornadoes in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.