Alert archive / Mississippi / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 596, NWS Memphis, TN

June 24, 2011Itawamba County, Prentiss County, Tishomingo County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Jun 24, 2011, 2:38 PM CDT for Itawamba County, Prentiss County, Tishomingo County, Mississippi. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 24, 2011, 2:38 PM CDT (19:38 UTC)
Expired
Jun 24, 2011, 3:30 PM CDT
In force
52 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Itawamba County, MS, Prentiss County, MS, Tishomingo County, MS

The radar

The Columbus AFB radar (KGWX), 44 km from the middle of the area, began a volume at 19:41 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 watch it was issued in

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

IssuedProductOfficeLasted
Jun 24, 1:49 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 7.6 hours before the alert went out and 162 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 12:00Z on 2011-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2424 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 2011-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.1939Sfc1 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
2424 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
1313 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

623 
WUUS54 KMEG 241938
SVRMEG
MSC057-117-141-242030-
/O.NEW.KMEG.SV.W.0596.110624T1938Z-110624T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
238 PM CDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ITAWAMBA COUNTY IN NORTHEAST MISSISSIPPI...
  SOUTHEASTERN PRENTISS COUNTY IN NORTHEAST MISSISSIPPI...
  SOUTHERN TISHOMINGO COUNTY IN NORTHEAST MISSISSIPPI...

* UNTIL 330 PM CDT

* AT 238 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL...AND DAMAGING
  WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR FULTON...
  AND MOVING SOUTHEAST AT 25 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FULTON AND
  TISHOMINGO STATE PARK.

 THIS WARNING ALSO INCLUDES AREAS NEAR BAY SPRINGS LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.

&&

LAT...LON 3409 8819 3410 8853 3452 8853 3464 8812
TIME...MOT...LOC 1938Z 299DEG 20KT 3429 8840

$$
1 follow-up statement
783 
WWUS54 KMEG 242015
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
315 PM CDT FRI JUN 24 2011

MSC117-141-242025-
/O.CAN.KMEG.SV.W.0596.000000T0000Z-110624T2030Z/
TISHOMINGO MS-PRENTISS MS-
315 PM CDT FRI JUN 24 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PRENTISS AND
SOUTHERN TISHOMINGO COUNTIES IS CANCELLED...

AT 315 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE 
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA 
AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. 
THEREFORE...THE SEVERE THUNDERSTORM WARNING IS CANCELLED.

LAT...LON 3447 8814 3409 8819 3410 8853 3446 8853
TIME...MOT...LOC 2015Z 299DEG 20KT 3419 8818

$$

MSC057-242030-
/O.CON.KMEG.SV.W.0596.000000T0000Z-110624T2030Z/
ITAWAMBA MS-
315 PM CDT FRI JUN 24 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR ITAWAMBA COUNTY...

AT 315 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
TREMONT...OR 12 MILES EAST OF FULTON...MOVING SOUTHEAST AT 25 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO FULTON...
JACINTO...KIRKVILLE...EASTMAN...BOUNDS CROSSROADS...TILDEN...ABNEY...
DORSEY...CARDSVILLE...TURON...CADAMY AND CLAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.

&&

LAT...LON 3447 8814 3409 8819 3410 8853 3446 8853
TIME...MOT...LOC 2015Z 299DEG 20KT 3419 8818

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 12:48 PM CDTSpecial Weather StatementMEGPanola, Quitman42 min
Jun 24, 12:54 PM CDTSevere Thunderstorm WarningMEGPanola, Quitman, Tunica51 min
Jun 24, 1:01 PM CDTSevere Thunderstorm WarningMEGPanola, Tate, Tunica44 min
Jun 24, 1:17 PM CDTSevere Thunderstorm WarningMEGCoahoma, Panola, Quitman, Tallahatchie43 min
Jun 24, 1:21 PM CDTSevere Thunderstorm WarningMEGLafayette, Panola, Yalobusha54 min
Jun 24, 1:28 PM CDTSevere Thunderstorm WarningMEGItawamba, Lee, Monroe62 min
Jun 24, 1:31 PM CDTSevere Thunderstorm WarningMEGLafayette, Marshall, Pontotoc, Union59 min
Jun 24, 1:37 PM CDTSevere Thunderstorm WarningMEGPanola, Tate53 min
Jun 24, 1:45 PM CDTSevere Thunderstorm WarningMEGItawamba, Lee, Prentiss, Tishomingo60 min
Jun 24, 1:53 PM CDTSevere Thunderstorm WarningMEGPanola, Quitman, Tallahatchie, Yalobusha67 min
Jun 24, 2:03 PM CDTSevere Thunderstorm WarningMEGLee, Pontotoc, Prentiss, Union57 min
Jun 24, 2:14 PM CDTSevere Thunderstorm WarningMEGCalhoun, Lafayette, Panola, Pontotoc, Yalobusha50 min
Jun 24, 2:17 PM CDTSevere Thunderstorm WarningMEGBenton, Lafayette, Marshall, Tippah, Union43 min
Jun 24, 2:30 PM CDTSevere Thunderstorm WarningMEGCoahoma, Quitman, Tallahatchie60 min
Jun 24, 2:53 PM CDTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Lee, Monroe, Pontotoc52 min
Jun 24, 2:57 PM CDTSpecial Weather StatementMEGUnion33 min
Jun 24, 2:58 PM CDTSpecial Weather StatementMEGTallahatchie, Yalobusha32 min
Jun 24, 3:13 PM CDTSpecial Weather StatementMEGMonroe47 min
Jun 24, 3:19 PM CDTSpecial Weather StatementMEGTallahatchie41 min
Jun 24, 3:31 PM CDTSevere Thunderstorm WarningMEGTallahatchie44 min
Jun 24, 3:32 PM CDTSevere Thunderstorm WarningMEGChickasaw, Itawamba, Lee, Monroe46 min
Jun 24, 3:34 PM CDTSpecial Weather StatementMEGItawamba41 min
Jun 24, 3:40 PM CDTSpecial Weather StatementMEGLee50 min
Jun 24, 3:46 PM CDTFlash Flood WarningMEGChickasaw, Itawamba, Lee, Monroe108 min
Jun 24, 3:47 PM CDTSpecial Weather StatementMEGMonroe28 min
Jun 24, 4:01 PM CDTSevere Thunderstorm WarningMEGMonroe29 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2011Every severe thunderstorm warning in 2011

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.