Alert archive / Tennessee / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 49, NWS Memphis, TN

April 27, 1994Fayette County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Apr 27, 1994, 9:11 PM CDT for Fayette County, Tennessee. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Apr 27, 1994, 9:11 PM CDT (02:11 UTC)
Expired
Apr 27, 1994, 9:45 PM CDT
In force
34 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Fayette County, TN

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 2.2 hours before the alert went out and 64 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 1994-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2572 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 1994-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
2572 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1145 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.9
Supercell composite
6.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMEM 280211
SVRMEM
TNC047-280245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
911 PM CDT WED APR 27 1994
 
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 PM CDT
FOR PERSONS IN THE FOLLOWING LOCATIONS......
 
IN WEST TENNESSEE
 
   ...NORTHEASTERN FAYETTE COUNTY
 
AT 910 PM CDT DOPPLER RADAR WAS INDICATING A DEVELOPING SEVERE
THUNERSTORM OVER NORHTEAST FAYETEE COUNTY TENNESSEE. THE THUNDERSTORM
WAS LOCATED BETWEEN SOMERVILLE AND LACONIA OF NORTHEAST FAYETTE COUNTY.
 
THE STORMS WERE MOVING NORTHEAST AT 10 MILES AN HOUR AND WILL AFFECT THE
TOWNS OF SOMERVILLE AND LACONIA OVER THE NEXT HALF HOUR.
 
 
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 ROA>DS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Apr 27, 4:12 PM CDT, 4 hours 59 minutes before
MSZ005-006-009-017-016-003-004-014-015-023-024-030-031-272215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
412 PM CDT WED APR 27 1994

...SEVERE THUNDERSTORM WATCH NUMBER 157 HAS BEEN ISSUED FOR A PORTION
OF NORTHEAST MISSISSIPPI UNTIL 1000 PM CDT...

AT 400 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO INDICATED
SCATTERED STRONG THUNDERSTORMS IN SOUTHERN TENNESSEE AND NORTHWEST
ALABAMA. HOWEVER...NO THUNDERSTORM ACTIVITY WAS INDICATED IN NORTH
MISSISSIPPI...ALTHOUGH THUNDERSTORMS ARE LIKELY TO DEVELOP IN NORTH
MISSISSIPPI LATER IN THE DAY.

STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION.

NNNN
Special weather statement, Apr 27, 5:13 PM CDT, 3 hours 58 minutes before
MSZ005-006-009-017-016-002-003-004-013-014-015-023-024-030-031-
033-272315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
513 PM CDT WED APR 27 1994

...SEVERE THUNDERSTORM WATCH NUMBER 157 IS IN EFFECT FOR MUCH OF
NORTHEAST MISSISSIPPI UNTIL 1000 PM CDT...

AT 500 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO INDICATED
AN ISOLATED STRONG THUNDERSTORM IN CENTRAL CLAY COUNTY. THIS STORM
APPEARS TO BE WEAKENING...BUT MAY STILL BE CAPABLE OF PRODUCING VERY
HEAVY RAIN...DANGEROUS LIGHTNING...AND STRONG GUSTY WINDS.

WEAKER THUNDERSTORM ACTIVITY HAD BEGUN TO FORM ALONG THE MISSISSIPPI
RIVER IN EXTREME NORTHWEST MISSISSIPPI.

ELSEWHERE...SCATTERED STRONG THUNDERSTORMS HAVE PERSISTED IN SOUTHERN
TENNESSEE AND NORTHWEST ALABAMA.

THESE STORMS WERE MOVING VERY SLOWLY TO THE NORTHEAST AT 5 TO 10
MPH...THEREFORE AREAS THAT ARE AFFECTED BY THUNDERSTORMS THIS EVENING
COULD PRODUCE EXTENDED PERIODS OF HEAVY RAIN.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

NNNN
Special weather statement, Apr 27, 6:15 PM CDT, 2 hours 56 minutes before
MSZ005-006-009-017-016-002-003-004-013-014-015-023-030-033-280015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
615 PM CDT WED APR 27 1994

...SEVERE THUNDERSTORM WATCH NUMBER 157 IS IN EFFECT FOR MUCH OF
NORTHEAST MISSISSIPPI UNTIL 1000 PM CDT...

AT 600 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO INDICATED
WIDELY SCATTERED SHOWERS AND THUNDERSTORMS ACROSS NORTH MISSISSIPPI. THE
STRONGEST STORMS WERE LOCATED IN WESTERN ALCORN COUNTY AND WESTERN
DESOTO COUNTY. THOSE TWO STORMS MAY BE CAPABLE OF PRODUCING STRONG GUSTY
WINDS IN EXCESS OF 35 MILES AN HOUR AND HAIL...AS WELL AS DANGEROUS
LIGHTNING AND EXTREMELY HEAVY RAIN.

MORE EXTENSIVE STRONG THUNDERSTORM ACTIVITY CURRENTLY FURTHER NORTH
ACROSS MUCH OF WEST TENNESSEE.

THESE STORMS WERE MOVING VERY SLOWLY NORTHEAST AT 5 TO 10 MPH...CREATING
LOCALLY EXCESSIVE RAINFALL WHERE THUNDERSTORMS DO OCCUR.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS AND POSSIhBLE WARNINGS.

NNNN
Special weather statement, Apr 27, 7:06 PM CDT, 2 hours 5 minutes before
MSZ005-006-009-017-016-002-003-004-013-014-015-023-030-031-033-
280115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
706 PM CDT WED APR 27 1994

...SEVERE THUNDERSTORM WATCH NUMBER 157 REMAINS IN EFFECT FOR MUCH OF
NORTHEAST MISSISSIPPI UNTIL 1000 PM CDT...

AT 655 PM CDT...NATIONAL WEATHER SERVICE RADAR IN TUPELO INDICATED AN
AREA OF STRONG THUNDERSTORMS IN EXTREME PORTIONS OF NORTHWEST
MISSISSIPPI AND SOUTHWEST TENNESSEE. THE ONLY OTHER ACTIVITY IN NORTH
MISSISSIPPI WAS AN ISOLATED THUNDERSTORM LOCATED IN SOUTHWEST WEBSTER
COUNTY IN NORTHCENTRAL MISSISSIPPI.

ELSEWHERE...SCATTERED STRONG THUNDERSTORMS WERE LOCATED ACROSS WEST
TENNESSEE.

THESE THUNDERSTORMS WERE MOVING VERY SLOWLY TO THE NORTHEAST AT 5 TO 10
MPH.

STAY TUNED TO THIS STATION FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 7:52 PM CDTSevere Thunderstorm WarningMEGFayette53 min
Apr 27, 9:32 PM CDTSevere Thunderstorm WarningMEGHardeman58 min
Apr 27, 10:32 PM CDTSevere Thunderstorm WarningMEGHardeman58 min
Apr 27, 11:53 PM CDTSevere Thunderstorm WarningMEGObion52 min
Apr 28, 12:28 AM CDTSevere Thunderstorm WarningMEGWeakley47 min
Apr 28, 12:33 AM CDTSevere Thunderstorm WarningMEGGibson42 min
Apr 28, 12:59 AM CDTSevere Thunderstorm WarningMEGMcNairy46 min
Apr 28, 1:13 AM CDTSevere Thunderstorm WarningMEGLauderdale47 min
Apr 28, 3:48 AM CDTFlash Flood WarningMEGLauderdale3 hr
Apr 28, 3:59 AM CDTFlash Flood WarningMEGCrockett, Dyer3 hr
Apr 28, 4:50 AM CDTFlash Flood WarningMEGGibson3 hr

Nearby

Severe Thunderstorm Warnings in Tennessee, 1994Every severe thunderstorm warning in 1994

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.