Alert archive / Tennessee / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 113, NWS Memphis, TN

September 24, 1993Hardeman County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Sep 24, 1993, 9:18 PM CDT for Hardeman County, Tennessee. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Sep 24, 1993, 9:18 PM CDT (02:18 UTC)
Expired
Sep 24, 1993, 10:00 PM CDT
In force
42 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Hardeman County, TN

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 2.3 hours before the alert went out and 97 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 1993-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1954 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, Little Rock, AR at 00:00Z on 1993-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 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
1954 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
745 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
222 m²/s²
Significant tornado parameter
1.7
Supercell composite
13.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMEM 250217
SVRMEM
TNC069-250300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
918 PM CDT FRI SEP 24 1993
 
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM CDT
FOR PERSONS IN THE FOLLOWING LOCATIONS......
 
IN WEST TENNESSEE
 
   ...HARDEMAN COUNTY
 
AT 915 PM...RADAR INDICATED A SEVERE THUNDERSTORM MOVING OUT OF FAYETTE
COUNTY INTO HARDEMAN COUNTY NORTH OF GRAND JUNCTION. THE STORM WILL MOVE
ACROSS SOUTHERN HARDEMAN COUNTY BETWEEN 915 AND 945 PM CDT.
 
THE STORM WAS MOVING EAST SOUTHEAST AT 30 MPH.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Sep 24, 4:10 PM CDT, 5 hours 8 minutes before
MSZ001-ARZ012-013-014-242215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
410 PM CDT FRI SEP 24 1993

...SEVERE THUNDERSTORM WATCH FOR EAST ARKANSAS UNTIL 9 PM CDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF EAST ARKANSAS
UNTIL 9PM CDT. AT 400 PM CDT...WEATHER RADAR SHOWED A LARGE AREA OF RAIN
AND THUNDERSTORMS MOVING INTO NORTHEAST ARKANSAS. IN ADDITION...AN
ISOLATED STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN HAD DEVELOPED
NEAR DEWITT ARKANSAS. THIS STORM WILL BE MOVING THROUGH PHILLIPS COUNTY
ARKANSAS DURING THE NEXT HOUR AND WILL LIKELY BRING VERY HEAVY
RAIN...STRONG GUSTY WINDS AND FREQUENT LIGHTNING.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.

A WEAK FRONT WAS MOVING NORTHWARD THROUGH THE MID-SOUTH AT LATE
AFTERNOON...AND THIS COMBINED WITH A WARM HUMID AIR MASS COVERING THE
REGION WILL LEAD TO THE DEVELOPMENT OF ADDITIONAL THUNDERSTORMS AS THE
AFTERNOON PROGRESSES.

PERSONS IN THE MID-SOUTH...ESPECIALLY IN AND CLOSE TO THE SEVERE
THUNDERSTORM WATCH AREA...SHOULD KEEP A CLOSE EYE ON THE SKY AND BE
READY TO TAKE QUICK ACTION SHOULD THREATENING WEATHER APPROACH OR A
WARNING BE ISSUED. THUNDERSTORMS THIS AFTERNOON MAY CONTAIN STRONG
WINDS...VERY HEAVY RAIN AND POSSIBLY HAIL. ALL THUNDERSTORMS
PRODUCE DEADLY LIGHTNING.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Sep 24, 4:11 PM CDT, 5 hours 7 minutes before
MSZ001-ARZ012-013-014-242215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
410 PM CDT FRI SEP 24 1993

...SEVERE THUNDERSTORM WATCH FOR EAST ARKANSAS UNTIL 9 PM CDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF EAST ARKANSAS
UNTIL 9PM CDT. AT 400 PM CDT...WEATHER RADAR SHOWED A LARGE AREA OF RAIN
AND THUNDERSTORMS MOVING INTO NORTHEAST ARKANSAS. IN ADDITION...AN
ISOLATED STRONG THUNDERSTORM PRODUCING VERY HEAVY RAIN HAD DEVELOPED
NEAR DEWITT ARKANSAS. THIS STORM WILL BE MOVING THROUGH PHILLIPS COUNTY
ARKANSAS DURING THE NEXT HOUR AND WILL LIKELY BRING VERY HEAVY
RAIN...STRONG GUSTY WINDS AND FREQUENT LIGHTNING.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.

A WEAK FRONT WAS MOVING NORTHWARD THROUGH THE MID-SOUTH AT LATE
AFTERNOON...AND THIS COMBINED WITH A WARM HUMID AIR MASS COVERING THE
REGION WILL LEAD TO THE DEVELOPMENT OF ADDITIONAL THUNDERSTORMS AS THE
AFTERNOON PROGRESSES.

PERSONS IN THE MID-SOUTH...ESPECIALLY IN AND CLOSE TO THE SEVERE
THUNDERSTORM WATCH AREA...SHOULD KEEP A CLOSE EYE ON THE SKY AND BE
READY TO TAKE QUICK ACTION SHOULD THREATENING WEATHER APPROACH OR A
WARNING BE ISSUED. THUNDERSTORMS THIS AFTERNOON MAY CONTAIN STRONG
WINDS...VERY HEAVY RAIN AND POSSIBLY HAIL. ALL THUNDERSTORMS
PRODUCE DEADLY LIGHTNING.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Sep 24, 4:39 PM CDT, 4 hours 39 minutes before
MSZ001-004-ARZ012-013-014-242245-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MEMPHIS TN
440 PM CDT FRI SEP 24 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM CDT FOR EAST
ARKANSAS...

AT 425 PM CDT...RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS DEVELOPING
ACROSS EAST ARKANSAS. RADAR INDICATED THAT THE STRONGEST STORM WAS
LOCATED IN THE EXTREME WESTERN PART OF PHILLIPS COUNTY ARKANSAS. OTHER
STRONG STORMS WERE DEVELOPING RAPIDLY IN LEE COUNTY ARKANSAS...AND
ANOTHER STORM CONTINUED IN NORTHERN CRAIGHEAD COUNTY ARKANSAS.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.

PERSONS IN PHILLIPS COUNTY ARKANSAS AND COAHOMA COUNTY MISSISSIPPI
SHOULD KEEP A CLOSE EYE ON WEATHER CONDITIONS AND BE READY TO SEEK
SHELTER QUICKLY SHOULD THREATENING WEATHER APPROACH.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Sep 24, 4:40 PM CDT, 4 hours 38 minutes before
MSZ001-004-ARZ012-013-014-242245-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MEMPHIS TN
440 PM CDT FRI SEP 24 1993

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 9 PM CDT FOR EAST
ARKANSAS...

AT 425 PM CDT...RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS DEVELOPING
ACROSS EAST ARKANSAS. RADAR INDICATED THAT THE STRONGEST STORM WAS
LOCATED IN THE EXTREME WESTERN PART OF PHILLIPS COUNTY ARKANSAS. OTHER
STRONG STORMS WERE DEVELOPING RAPIDLY IN LEE COUNTY ARKANSAS...AND
ANOTHER STORM CONTINUED IN NORTHERN CRAIGHEAD COUNTY ARKANSAS.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.

PERSONS IN PHILLIPS COUNTY ARKANSAS AND COAHOMA COUNTY MISSISSIPPI
SHOULD KEEP A CLOSE EYE ON WEATHER CONDITIONS AND BE READY TO SEEK
SHELTER QUICKLY SHOULD THREATENING WEATHER APPROACH.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Sep 24, 7:16 PM CDT, 2 hours 2 minutes before
MSZ004-005-007-250115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
716 PM CDT FRI SEP 24 1993

...SEVERE THUNDERSTORM WATCH NUMBER 885 IS IN EFFECT FOR MOST OF NORTH
MISSISSIPPI AND WEST TENNESSEE UNTIL 1100 PM CDT...

AT 705 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO A THUNDERSTORM
DEVELOPING IN SOUTHERN LAFAYETTE COUNTY IN NORTHCENTRAL MISSISSIPPI.
OTHER STRONGER THUNDERSTORMS IN EASTERN ARKANSAS AND WEST TENNESSEE ARE
MOVING EAST AT 30 MILES AN HOUR AND WILL LIKELY AFFECT EXTREME NORTH
MISSISSIPPI WITHIN THE NEXT COUPLE OF HOURS. THEREFORE...RESIDENTS IN
THESE AREAS CAN ANTICIPATE HEAVY RAIN...DANGEROUS LIGHTNING...AND
POSSIBLY STRONG WINDS AND HAIL LATER THIS @EVENING.

NNNN
Special weather statement, Sep 24, 7:16 PM CDT, 2 hours 2 minutes before
MSZ004-005-007-250115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
716 PM CDT FRI SEP 24 1993

...SEVERE THUNDERSTORM WATCH NUMBER 885 IS IN EFFECT FOR MOST OF NORTH
MISSISSIPPI AND WEST TENNESSEE UNTIL 1100 PM CDT...

AT 705 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO A THUNDERSTORM
DEVELOPING IN SOUTHERN LAFAYETTE COUNTY IN NORTHCENTRAL MISSISSIPPI.
OTHER STRONGER THUNDERSTORMS IN EASTERN ARKANSAS AND WEST TENNESSEE ARE
MOVING EAST AT 30 MILES AN HOUR AND WILL LIKELY AFFECT EXTREME NORTH
MISSISSIPPI WITHIN THE NEXT COUPLE OF HOURS. THEREFORE...RESIDENTS IN
THESE AREAS CAN ANTICIPATE HEAVY RAIN...DANGEROUS LIGHTNING...AND
POSSIBLY STRONG WINDS AND HAIL LATER THIS @EVENING.

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 24, 7:54 PM CDTSevere Thunderstorm WarningMEGShelby51 min
Sep 24, 8:32 PM CDTSevere Thunderstorm WarningMEGFayette43 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1993Every severe thunderstorm warning in 1993

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.