Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 45, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Aug 30, 2012, 5:25 PM CDT for Lafayette County, Marshall County, Tate County, Mississippi. It was in force for 35 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
- Aug 30, 2012, 5:25 PM CDT (22:25 UTC)
- Expired
- Aug 30, 2012, 6:00 PM CDT
- In force
- 35 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Lafayette County, MS, Marshall County, MS, Tate County, MS
The radar
The Memphis radar (KNQA), 86 km from the middle of the area, began a volume at 22:24 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 nearest sounding before it
Little Rock, AR (KBYH), launched 12:00Z, 10.4 hours before the alert went out and 44 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
- 149 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 986 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
255 WFUS54 KMEG 302225 TORMEG MSC071-093-137-302300- /O.NEW.KMEG.TO.W.0045.120830T2225Z-120830T2300Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 525 PM CDT THU AUG 30 2012 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A * TORNADO WARNING FOR... NORTH CENTRAL LAFAYETTE COUNTY IN NORTHWEST MISSISSIPPI... SOUTHWESTERN MARSHALL COUNTY IN NORTHWEST MISSISSIPPI... EXTREME EAST CENTRAL TATE COUNTY IN NORTHWEST MISSISSIPPI... * UNTIL 600 PM CDT * AT 525 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM PRODUCING A TORNADO 11 MILES SOUTHEAST OF LAWS HILL...OR 11 MILES SOUTH OF WALL DOXEY STATE PARK...MOVING NORTHWEST AT 45 MPH. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WALL DOXEY STATE PARK. PRECAUTIONARY/PREPAREDNESS ACTIONS... .THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 3468 8973 3482 8954 3449 8931 3443 8940 TIME...MOT...LOC 2225Z 140DEG 40KT 3452 8942 $$
2 follow-up statements
226
WWUS54 KMEG 302235
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
535 PM CDT THU AUG 30 2012
MSC071-302245-
/O.CAN.KMEG.TO.W.0045.000000T0000Z-120830T2300Z/
LAFAYETTE MS-
535 PM CDT THU AUG 30 2012
...THE TORNADO WARNING FOR NORTH CENTRAL LAFAYETTE COUNTY IS
CANCELLED...
AT 535 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA
AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE TORNADO WARNING IS CANCELLED.
LAT...LON 3453 8940 3454 8947 3456 8948 3456 8957
3468 8973 3482 8954 3459 8938 3455 8935
TIME...MOT...LOC 2235Z 143DEG 39KT 3460 8946
$$
MSC093-137-302300-
/O.CON.KMEG.TO.W.0045.000000T0000Z-120830T2300Z/
TATE MS-MARSHALL MS-
535 PM CDT THU AUG 30 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHWESTERN MARSHALL AND EAST CENTRAL TATE COUNTIES...
AT 535 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MALONE...OR NEAR
WALL DOXEY STATE PARK...MOVING NORTHWEST AT 45 MPH.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SPRAGGINS...
MALONE...WATERFORD...GALENA...CHULAHOMA AND WALL DOXEY STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 3453 8940 3454 8947 3456 8948 3456 8957
3468 8973 3482 8954 3459 8938 3455 8935
TIME...MOT...LOC 2235Z 143DEG 39KT 3460 8946
$$841
WWUS54 KMEG 302256
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
556 PM CDT THU AUG 30 2012
MSC093-137-302307-
/O.EXP.KMEG.TO.W.0045.000000T0000Z-120830T2300Z/
TATE MS-MARSHALL MS-
556 PM CDT THU AUG 30 2012
...THE TORNADO WARNING FOR SOUTHWESTERN MARSHALL AND EAST CENTRAL
TATE COUNTIES WILL EXPIRE AT 600 PM CDT...
AT 557 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA
AND WEAKENED. THEREFORE...THE TORNADO WARNING WILL BE ALLOWED TO
EXPIRE.
LAT...LON 3453 8940 3454 8947 3456 8948 3456 8957
3468 8973 3482 8954 3459 8938 3455 8935
TIME...MOT...LOC 2257Z 143DEG 39KT 3479 8963
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 3:31 AM CDT | Wind Advisory | MEG | Coahoma, Quitman, Tallahatchie, Tunica | 15 hr |
| Aug 30, 5:02 PM CDT | Tornado Warning | MEG | Lafayette, Marshall, Pontotoc, Union | 28 min |
| Aug 30, 5:55 PM CDT | Special Weather Statement | MEG | Marshall | 35 min |
Nearby
Tornado Warnings in Mississippi, 2012Every tornado warning in 2012Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.