Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 45, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Feb 1, 2012, 5:44 PM CST for 4 counties in Mississippi. It was in force for 46 min. 1 report 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
- Feb 1, 2012, 5:44 PM CST (23:44 UTC)
- Expired
- Feb 1, 2012, 6:30 PM CST
- In force
- 46 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Lafayette County, MS, Panola County, MS, Tallahatchie County, MS, Yalobusha County, MS
The radar
The Columbus AFB radar (KGWX), 138 km from the middle of the area, began a volume at 23:43 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 |
|---|---|---|---|
| Feb 1, 6:22 PM CST | TSTM WND DMG | Taylor, MS | POWERLINES DOWN FROM A 6-18 INCH DIAMETER TREE. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 1, 3:45 PM CST | Severe Thunderstorm Watch | SPC | 3 hr |
| Feb 1, 4:59 PM CST | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 11.7 hours before the alert went out and 90 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
- 34 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 838 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
112
WUUS54 KMEG 012344
SVRMEG
MSC071-107-135-161-020030-
/O.NEW.KMEG.SV.W.0045.120201T2344Z-120202T0030Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
544 PM CST WED FEB 1 2012
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN LAFAYETTE COUNTY IN NORTHWEST MISSISSIPPI...
SOUTHEASTERN PANOLA COUNTY IN NORTHWEST MISSISSIPPI...
EASTERN TALLAHATCHIE COUNTY IN NORTHWEST MISSISSIPPI...
YALOBUSHA COUNTY IN NORTHWEST MISSISSIPPI...
* UNTIL 630 PM CST
* AT 544 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 10 MILES WEST OF BURGESS TO 9 MILES
SOUTH OF PAYNES...OR ALONG A LINE EXTENDING FROM JOHN W KYLE STATE
PARK TO 16 MILES SOUTH OF CHARLESTON...AND MOVING SOUTHEAST AT 25
MPH.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WATER
VALLEY AND GEORGE PAYNE STATE PARK.
THIS WARNING ALSO INCLUDES AREAS NEAR SARDIS 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 3439 8984 3433 8948 3386 8969 3386 8977
3389 8978 3389 8992 3382 8993 3380 9014
TIME...MOT...LOC 2344Z 293DEG 21KT 3438 8980 3377 9008
$$2 follow-up statements
249
WWUS54 KMEG 020007
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
607 PM CST WED FEB 1 2012
MSC135-020017-
/O.CAN.KMEG.SV.W.0045.000000T0000Z-120202T0030Z/
TALLAHATCHIE MS-
607 PM CST WED FEB 1 2012
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN TALLAHATCHIE COUNTY IS
CANCELLED...
AT 607 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA
...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE SEVERE THUNDERSTORM WARNING IS CANCELLED.
LAT...LON 3425 8991 3439 8984 3433 8948 3386 8969
3386 8977 3389 8978 3389 8991
TIME...MOT...LOC 0007Z 293DEG 21KT 3433 8965 3372 8993
$$
MSC071-107-161-020030-
/O.CON.KMEG.SV.W.0045.000000T0000Z-120202T0030Z/
YALOBUSHA MS-PANOLA MS-LAFAYETTE MS-
607 PM CST WED FEB 1 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR SOUTHWESTERN LAFAYETTE...SOUTHEASTERN PANOLA AND YALOBUSHA
COUNTIES...
AT 607 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM BURGESS TO 15 MILES SOUTH OF
SCOBEY...OR ALONG A LINE EXTENDING FROM 7 MILES WEST OF HOLLY SPRINGS
NATIONAL FOREST TO 9 MILES SOUTHWEST OF GRENADA...MOVING SOUTHEAST AT
25 MPH.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TAYLOR...
TILLATOBA...WATER VALLEY...SHUFORD...EUREKA SPRINGS...BRYANT AND
GEORGE PAYNE STATE PARK.
THIS WARNING ALSO INCLUDES AREAS NEAR SARDIS 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 3425 8991 3439 8984 3433 8948 3386 8969
3386 8977 3389 8978 3389 8991
TIME...MOT...LOC 0007Z 293DEG 21KT 3433 8965 3372 8993
$$745
WWUS54 KMEG 020030
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
630 PM CST WED FEB 1 2012
MSC071-107-161-020040-
/O.EXP.KMEG.SV.W.0045.000000T0000Z-120202T0030Z/
YALOBUSHA MS-PANOLA MS-LAFAYETTE MS-
630 PM CST WED FEB 1 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN LAFAYETTE...
SOUTHEASTERN PANOLA AND YALOBUSHA COUNTIES HAS EXPIRED...
AT 630 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO
EXPIRE.
LAT...LON 3425 8991 3439 8984 3433 8948 3386 8969
3386 8977 3389 8978 3389 8991
TIME...MOT...LOC 0007Z 293DEG 21KT 3433 8965 3372 8993
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 4:31 PM CST | Severe Thunderstorm Warning | MEG | Coahoma | 44 min |
| Feb 1, 4:41 PM CST | Tornado Warning | MEG | Coahoma, Quitman, Tunica | 49 min |
| Feb 1, 4:46 PM CST | Severe Thunderstorm Warning | MEG | Coahoma, Panola, Quitman, Tate, Tunica | 44 min |
| Feb 1, 5:02 PM CST | Severe Thunderstorm Warning | MEG | Coahoma, Panola, Quitman, Tallahatchie | 43 min |
| Feb 1, 5:11 PM CST | Special Weather Statement | MEG | DeSoto | 34 min |
| Feb 1, 5:26 PM CST | Severe Thunderstorm Warning | MEG | Panola, Quitman, Tallahatchie | 34 min |
| Feb 1, 5:33 PM CST | Special Weather Statement | MEG | Panola | 27 min |
| Feb 1, 5:40 PM CST | Tornado Warning | MEG | Tallahatchie | 16 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.