Alert archive / Tennessee / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 59, NWS Memphis, TN

April 28, 1994McNairy County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Apr 28, 1994, 12:59 AM CDT for McNairy County, Tennessee. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Apr 28, 1994, 12:59 AM CDT (05:59 UTC)
Expired
Apr 28, 1994, 1:45 AM CDT
In force
46 min
Issued by
NWS Memphis, TN
Area
Whole counties

County McNairy County, TN

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 6.0 hours before the alert went out and 132 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

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, 7:06 PM CDT, 5 hours 53 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
Local storm report, Apr 27, 10:00 PM CDT, 2 hours 59 minutes before
LOCAL STORM REPORT...PRELIMINARY
NATIONAL WEATHER SERVICE TUPELO MS
1000 PM CDT WED APR 27 1994

AT 145 PM CDT...       TOMBIGBEE PARK RANGER REPORTED MARBLE SIZE
                       HAIL IN TOMBIGBEE STATE PARK IN EASTERN
                       LEE COUNTY.

AT 905 PM CDT...       ALCORN 911 REPORTED MARBLE SIZE HAIL AND HIGH
                       WINDS IN SOUTHERN ALCORN COUNTY NEAR RIENZI.

AT 907 PM CDT...       PRENTISS COUNTY S.O. REPORFTED MARBLE SIZE HAIL
                       IN THRASHER IN NORTHERN PRENTISS COUNTY.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 7:20 PM CDTSevere Thunderstorm WarningMEGDeSoto, Tate40 min
Apr 27, 7:42 PM CDTTornado WarningMEGTate33 min
Apr 27, 8:22 PM CDTSevere Thunderstorm WarningMEGTate68 min
Apr 27, 8:44 PM CDTSevere Thunderstorm WarningMEGPrentiss61 min
Apr 27, 9:08 PM CDTSevere Thunderstorm WarningMEGAlcorn67 min
Apr 27, 9:37 PM CDTSevere Thunderstorm WarningMEGTate68 min
Apr 27, 10:14 PM CDTSevere Thunderstorm WarningMEGDeSoto31 min
Apr 27, 10:34 PM CDTSevere Thunderstorm WarningMEGPrentiss26 min
Apr 27, 7:52 PM CDTSevere Thunderstorm WarningMEGFayette53 min
Apr 27, 9:11 PM CDTSevere Thunderstorm WarningMEGFayette34 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, 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
Apr 27, 8:02 PM CDTSevere Thunderstorm WarningMEGMississippi43 min
Apr 28, 12:26 AM CDTSevere Thunderstorm WarningMEGMississippi49 min
Apr 28, 1:39 AM CDTSevere Thunderstorm WarningMEGMississippi51 min

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.