Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 310, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Jul 7, 2012, 7:24 PM CDT for DeSoto County, Mississippi; Shelby County, Tennessee. It was in force for 41 min. 3 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
- Jul 7, 2012, 7:24 PM CDT (00:24 UTC)
- Expired
- Jul 7, 2012, 8:05 PM CDT
- In force
- 41 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties DeSoto County, MS, Shelby County, TN
The radar
The Memphis radar (KNQA), 36 km from the middle of the area, began a volume at 00:26 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 7, 7:27 PM CDT | HAIL 1 | Southaven, MS | QUARTER SIZED HAIL ON INTERSTATE 55 IN SOUTHAVEN. |
| Jul 7, 7:40 PM CDT | HAIL 0.88 | Whitehaven, TN | NICKEL SIZED HAIL AND GUSTY WINDS TORE PART OF AWNING OFF CARPORT. |
| Jul 7, 7:41 PM CDT | HAIL 1 | Whitehaven, TN | HAIL UP TO A QUARTER SIZE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 0.4 hours before the alert went out and 29 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.
- Mixed-layer CAPE
- 1593 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1984 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
326
WUUS54 KMEG 080024
SVRMEG
MSC033-TNC157-080115-
/O.NEW.KMEG.SV.W.0310.120708T0024Z-120708T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
724 PM CDT SAT JUL 7 2012
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTH CENTRAL DESOTO COUNTY IN NORTHEAST MISSISSIPPI...
SOUTHWESTERN SHELBY COUNTY IN SOUTHWEST TENNESSEE...
* UNTIL 815 PM CDT
* AT 724 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
SOUTHAVEN...AND MOVING NORTH AT 15 MPH.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HORN
LAKE...SOUTHAVEN AND T O FULLER STATE PARK.
THIS WARNING ALSO INCLUDES AREAS NEAR LAKE MCKELLAR.
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 3512 9016 3513 9012 3512 9008 3513 9007
3514 8988 3489 8989 3487 9011 3511 9019
TIME...MOT...LOC 0024Z 175DEG 11KT 3497 9001
$$3 follow-up statements
690
WWUS54 KMEG 080039
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
739 PM CDT SAT JUL 7 2012
MSC033-TNC157-080115-
/O.CON.KMEG.SV.W.0310.000000T0000Z-120708T0115Z/
DESOTO MS-SHELBY TN-
739 PM CDT SAT JUL 7 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR SOUTHWESTERN SHELBY AND NORTH CENTRAL DESOTO COUNTIES...
AT 738 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
WHITEHAVEN...OR NEAR SOUTHAVEN...MOVING NORTH AT 15 MPH.
A TRAINED SPOTTER REPORTED QUARTER SIZE HAIL IN SOUTHAVEN AT 727 PM
CDT.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HORN LAKE...
SOUTHAVEN...MIDTOWN MEMPHIS...PRESIDENTS ISLAND...CAPLEVILLE...
PARKWAY VILLAGE...WHITE STATION...TWIN LAKES...LAKE VIEW...WEST
DAYS...ALDEN...NESBIT...JAGO AND PLUM POINT.
THIS WARNING ALSO INCLUDES AREAS NEAR LAKE MCKELLAR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.
&&
LAT...LON 3512 9016 3513 9012 3512 9008 3513 9007
3514 8988 3489 8989 3487 9011 3511 9019
TIME...MOT...LOC 0038Z 175DEG 11KT 3501 9001
$$109
WWUS54 KMEG 080054
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
754 PM CDT SAT JUL 7 2012
MSC033-080104-
/O.CAN.KMEG.SV.W.0310.000000T0000Z-120708T0115Z/
DESOTO MS-
754 PM CDT SAT JUL 7 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL DESOTO COUNTY IS
CANCELLED...
AT 754 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 3512 9017 3513 9012 3512 9009 3513 9007
3514 8988 3499 8989 3500 9015 3510 9019
TIME...MOT...LOC 0054Z 175DEG 11KT 3506 9002
$$
TNC157-080115-
/O.CON.KMEG.SV.W.0310.000000T0000Z-120708T0115Z/
SHELBY TN-
754 PM CDT SAT JUL 7 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR SOUTHWESTERN SHELBY COUNTY...
AT 754 PM CDT...A SEVERE THUNDERSTORM WAS REPORTED PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR WHITEHAVEN...OR NEAR SOUTHAVEN...MOVING NORTH AT 15 MPH.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MIDTOWN
MEMPHIS...PRESIDENTS ISLAND...CAPLEVILLE...PARKWAY VILLAGE...WHITE
STATION AND T O FULLER STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.
&&
LAT...LON 3512 9017 3513 9012 3512 9009 3513 9007
3514 8988 3499 8989 3500 9015 3510 9019
TIME...MOT...LOC 0054Z 175DEG 11KT 3506 9002
$$117
WWUS54 KMEG 080105
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
805 PM CDT SAT JUL 7 2012
TNC157-080115-
/O.CAN.KMEG.SV.W.0310.000000T0000Z-120708T0115Z/
SHELBY TN-
805 PM CDT SAT JUL 7 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN SHELBY COUNTY IS
CANCELLED...
AT 805 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED...AND NO
LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE
SEVERE THUNDERSTORM WARNING IS CANCELLED.
LAT...LON 3512 9017 3513 9012 3512 9009 3513 9007
3514 8988 3499 8989 3500 9015 3510 9019
TIME...MOT...LOC 0105Z 175DEG 11KT 3509 9002
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 7:05 PM CDT | Severe Thunderstorm Warning | MEG | Tate, Tunica | 25 min |
| Jul 7, 9:36 PM CDT | Special Weather Statement | MEG | Yalobusha | 24 min |
| Jul 7, 9:42 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Panola, Yalobusha | 48 min |
| Jul 8, 4:41 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Prentiss, Tishomingo | 34 min |
| Jul 8, 5:10 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Prentiss, Tippah | 35 min |
| Jul 8, 1:21 PM CDT | Special Weather Statement | MEG | Tippah | 39 min |
| Jul 8, 1:22 PM CDT | Special Weather Statement | MEG | Lee | 53 min |
| Jul 8, 1:52 PM CDT | Special Weather Statement | MEG | Prentiss | 23 min |
| Jul 8, 2:33 PM CDT | Special Weather Statement | MEG | Alcorn | 27 min |
| Jul 7, 8:11 PM CDT | Severe Thunderstorm Warning | MEG | Lauderdale, Tipton | 19 min |
| Jul 7, 8:24 PM CDT | Special Weather Statement | MEG | Haywood | 36 min |
| Jul 7, 8:42 PM CDT | Severe Thunderstorm Warning | MEG | Haywood, Lauderdale, Tipton | 25 min |
| Jul 7, 10:15 PM CDT | Severe Thunderstorm Warning | MEG | Henry, Weakley | 45 min |
| Jul 8, 4:22 AM CDT | Special Weather Statement | MEG | Weakley | 23 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2012Severe Thunderstorm Warnings in Tennessee, 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.