Alert archive / Tennessee / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 101, NWS Memphis, TN

July 30, 1992Lauderdale County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Jul 30, 1992, 12:53 PM CDT for Lauderdale County, Tennessee. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Jul 30, 1992, 12:53 PM CDT (17:53 UTC)
Expired
Jul 30, 1992, 1:30 PM CDT
In force
37 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Lauderdale County, TN

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 12:00Z, 5.9 hours before the alert went out and 168 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, Paducah/Barkley, KY at 12:00Z on 1992-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1024 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, Paducah/Barkley, KY at 12:00Z on 1992-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
1024 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
550 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
11 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 KMEM 301753
SVRMEM
TNC097-301830-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1253 PM CDT THU JUL 30 1992
 
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST TENNESSEE
 
   ...LAUDERDALE COUNTY
 
AT 1250 THIS AFTERNOON A THUNDERSTORM WITH STRONG WINDS AND HAIL WAS
MOVING THROUGH LAUDERDALE COUNTY TENNESSEE 10 MILES SOUTHWEST OF
RIPLEY. THE STORM WILL MOVING INTO THE VICINITY OF RIPLEY BEFORE
130 PM. PERSONS LIVING IN AND AROUND RIPLEY TENNESSEE SHOULD SEEK
SHELTER AS STORMS APPROACH.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE fROAD.

Nearby

Severe Thunderstorm Warnings in Tennessee, 1992Every severe thunderstorm 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.