Alert archive / Tennessee / Flash Flood Warnings in 1992

Flash Flood Warning 4, NWS Nashville, TN

July 3, 1992Davidson County, Sumner County, Wilson County, Tennessee

NWS Nashville, TN issued this flash flood warning at Jul 3, 1992, 7:02 AM CDT for Davidson County, Sumner County, Wilson County, Tennessee. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 3, 1992, 7:02 AM CDT (12:02 UTC)
Expired
Jul 3, 1992, 10:00 AM CDT
In force
3 hr
Issued by
NWS Nashville, TN
Area
Whole counties

Counties Davidson County, TN, Sumner County, TN, Wilson County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 0.0 hours before the alert went out and 17 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 1992-07-03Temperature 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 1992-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -505 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1011 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-505 m²/s²
0-3 km storm-relative helicity
-551 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 031202
FFWBNA
TNC037-165-189-031500-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NASHVILLE TN
702 AM CDT FRI JUL 3 1992
 
THE NATIONAL WEATHER SERVICE IN NASHVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN MIDDLE TENNESSEE
 
   ...EASTERN DAVIDSON COUNTY...SUMNER COUNTY...WESTERN WILSON COUNTY
 
AT 650 AM CDT...WATER WAS STILL CASUING PROBLEMS IN SUMNER...
DAVIDSON...AND WILSON COUNTIES.
 
IN SUMNER COUNTY...THE SHERIFFS OFFICE REPORTED WATER COVERING
COVERING MANY ROADWAYS.
 
IN DAVIDSON AND WILSON COUNTIES...30 HOMES ARE UNDER WATER.  THESE
HOMES ARE LOCATED ON THE WILSON AND DAVIDSON COUNTY LINE ALONG
CHANDLER ROAD.  WATER HAD RISEN FOUR FEET IN MANY HOMES AND WAS
CONTINUING TO RISE.
 
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRXIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 3:21 AM CDTSevere Thunderstorm WarningOHXWilliamson54 min
Jul 3, 4:02 AM CDTFlash Flood WarningOHXDavidson3 hr
Jul 3, 4:52 AM CDTFlash Flood WarningOHXSumner, Wilson3 hr
Jul 3, 5:47 AM CDTTornado WarningOHXLincoln28 min

Nearby

Flash Flood Warnings in Tennessee, 1992Every flash flood warning 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; the sounding from the Mesonet's radiosonde archive.