Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 29, NWS Memphis, TN

February 26, 1997Union County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Feb 26, 1997, 10:36 PM CST for Union County, Mississippi. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 26, 1997, 10:36 PM CST (04:36 UTC)
Expired
Feb 26, 1997, 11:10 PM CST
In force
34 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Union County, MS

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 26, 8:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 4.6 hours before the alert went out and 94 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 1997-02-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1997-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -127 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
-127 m²/s²
0-3 km storm-relative helicity
302 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 270436 RRA
SVRMEM
MSC145-270510-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1036 PM CST WED FEB 26 1997

THE NATIONAL WEATHER SERVICE IN MEMPHIS TN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1110 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEASTERN MISSISSIPPI

   ...UNION COUNTY
 
AT 1034 PM...DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM MOVING
INTO WESTERN UNION COUNTY NEAR ETTA. THE STORM WILL MOVE NORTHEAST
AT 60 MPH AND WILL AFFECT ETTA AROUND 1040 PM...AND THE MYRTLE AND
NEW ALBANY AREAS AROUND 1050 PM.

DAMAGING WINDS ARE LIKELY WITH THIS STORM.

.A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.
REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE
ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 10:16 PM CSTSevere Thunderstorm WarningMEGYalobusha49 min
Feb 26, 10:32 PM CSTSevere Thunderstorm WarningMEGTippah33 min
Feb 26, 11:04 PM CSTSevere Thunderstorm WarningMEGTippah, Union36 min
Feb 26, 11:26 PM CSTSevere Thunderstorm WarningMEGPontotoc, Union34 min
Feb 26, 11:30 PM CSTSevere Thunderstorm WarningMEGAlcorn35 min
Feb 26, 11:36 PM CSTSevere Thunderstorm WarningMEGCalhoun34 min
Feb 26, 11:39 PM CSTSevere Thunderstorm WarningMEGChickasaw46 min
Feb 26, 11:58 PM CSTSevere Thunderstorm WarningMEGLee32 min
Feb 27, 12:16 AM CSTSevere Thunderstorm WarningMEGClay, Monroe49 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm warning in 1997

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.