Alert archive / Tennessee / Flash Flood Warnings in 1996

Flash Flood Warning 10, NWS Memphis, TN

October 27, 1996Chester County, Hardeman County, McNairy County, Tennessee

NWS Memphis, TN issued this flash flood warning at Oct 27, 1996, 9:25 PM CST for Chester County, Hardeman County, McNairy County, Tennessee. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Oct 27, 1996, 9:25 PM CST (03:25 UTC)
Expired
Oct 28, 1996, 12:30 AM CST
In force
3 hr
Issued by
NWS Memphis, TN
Area
Whole counties

Counties Chester County, TN, Hardeman County, TN, McNairy County, TN

The radar

The Memphis radar (KNQA), 105 km from the middle of the area, began a volume at 03:27 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

Little Rock, AR (KLZK), launched 00:00Z, 3.4 hours before the alert went out and 122 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, Little Rock, AR at 00:00Z on 1996-10-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2093 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 1996-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 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
2093 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
651 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMEM 280328
FFWMEM
TNC023-069-109-280630-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
925 PM CST SUN OCT 27 1996
 
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1230 AM CST
FOR PERSONS IN THE FOLLOWING LOCATIONS...
 
IN WEST TENNESSEE
 
   ...CHESTER COUNTY...HARDEMAN COUNTY...MCNAIRY COUNTY
 
AT 924 PM CST DOPPLER RADAR INDICATED A LARGE AREA OF THUNDESTORMS
ACROSS SOUTHERN TIER OF WEST TENNESSEE. NUMEROUS THUNDERSTORMS ALONG
WITH TORRENTIAL RAIN WILL MOVE ACROSS HARDEMAN...MCNAIRY AND CHESTER
COUNTIES THROUGH 1230 AM CST.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 27, 9:17 PM CSTFlash Flood WarningMEGFayette, Shelby118 min
Oct 27, 11:10 PM CSTFlash Flood WarningMEGFayette65 min
Oct 27, 11:25 PM CSTFlash Flood WarningMEGHardin2 hr

Nearby

Flash Flood Warnings in Tennessee, 1996Every flash flood warning in 1996

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.