Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 113, NWS Memphis, TN

March 31, 2012Tishomingo County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 31, 2012, 5:09 PM CDT for Tishomingo County, Mississippi. It was in force for 51 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 31, 2012, 5:09 PM CDT (22:09 UTC)
Expired
Mar 31, 2012, 6:00 PM CDT
In force
51 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

County Tishomingo County, MS

The radar

The Columbus AFB radar (KGWX), 92 km from the middle of the area, began a volume at 22:11 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.

What was reported inside it

TimeReportWhereRemark
Mar 31, 5:20 PM CDTHAIL 0.75Iuka, MSPENNY SIZE HAIL AT BROOKS GROCERIES
Mar 31, 5:25 PM CDTHAIL 1Iuka, MSQUARTER SIZE HAIL AT PIZZA HUT IN IUKA.
Mar 31, 5:40 PM CDTHAIL 1.752 E Midway, MSGOLF BALL SIZE HAIL REPORTED NEAR MIDWAY.
Mar 31, 5:45 PM CDTHAIL 1.752 Ene Tishomingo State, MSGOLF BALL SIZE HAIL NEAR THE VALLEY GROVE AREA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 31, 12:47 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.2 hours before the alert went out and 165 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 2012-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1894 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 2012-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
1894 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
915 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
73 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.

453 
WUUS54 KMEG 312209
SVRMEG
MSC141-312300-
/O.NEW.KMEG.SV.W.0113.120331T2209Z-120331T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
509 PM CDT SAT MAR 31 2012

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  TISHOMINGO COUNTY IN NORTHEAST MISSISSIPPI...

* UNTIL 600 PM CDT

* AT 509 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL.  THIS STORM WAS
  LOCATED NEAR IUKA...AND MOVING SOUTH AT 25 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

.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 3474 8811 3447 8815 3447 8816 3482 8831
      3489 8811 3487 8809
TIME...MOT...LOC 2209Z 338DEG 23KT 3477 8816

$$
1 follow-up statement
223 
WWUS54 KMEG 312237
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
537 PM CDT SAT MAR 31 2012

MSC141-312300-
/O.CON.KMEG.SV.W.0113.000000T0000Z-120331T2300Z/
TISHOMINGO MS-
537 PM CDT SAT MAR 31 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR SOUTHERN TISHOMINGO COUNTY...

AT 536 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR CARTER BRANCH...OR 6 MILES NORTH OF TISHOMINGO
STATE PARK...MOVING SOUTH AT 25 MPH. QUARTER SIZE HAIL WAS REPORTED 
IN IUKA AT 525 PM.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO IUKA...BACON
SPRINGS...HAZARD SWITCH...BLYTHE CROSSING...OLDHAM...CARTER BRANCH...
PETERTOWN...MINGO...BLOODY SPRINGS AND TISHOMINGO STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

.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.

.A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT FOR THE ALERT
AREA.

&&

LAT...LON 3474 8811 3447 8815 3447 8816 3482 8831
      3489 8811 3487 8809
TIME...MOT...LOC 2236Z 338DEG 23KT 3468 8816

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 11:25 PM CDTDense Fog AdvisoryMEGAlcorn, Chickasaw, Itawamba, Lee, Monroe, Pontotoc and 4 more10 hr
Mar 31, 4:21 PM CDTSpecial Weather StatementMEGTishomingo24 min
Mar 31, 4:31 PM CDTSevere Thunderstorm WarningMEGTishomingo44 min
Mar 31, 5:54 PM CDTSevere Thunderstorm WarningMEGItawamba, Tishomingo51 min
Mar 31, 6:30 PM CDTFlash Flood WarningMEGTishomingo4 hr
Mar 31, 6:36 PM CDTSevere Thunderstorm WarningMEGItawamba, Tishomingo39 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2012Every severe thunderstorm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.