Alert archive / Arkansas / Tornado Warnings in 2011
Tornado Warning 3, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Feb 24, 2011, 4:59 PM CST for Clay County, Greene County, Arkansas; Dunklin County, Pemiscot County, Missouri. 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 24, 2011, 4:59 PM CST (22:59 UTC)
- Expired
- Feb 24, 2011, 5:45 PM CST
- In force
- 46 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Clay County, AR, Greene County, AR, Dunklin County, MO, Pemiscot County, MO
The radar
The Paducah radar (KPAH), 109 km from the middle of the area, began a volume at 23:00 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 24, 5:40 PM CST | TSTM WND DMG | 8 N Hayti, MO | VEHICLES PUSHED OFF ROAD NEAR THE INTERSECTION OF I-55 AND HWY A 3 MILES EAST OF WARDELL |
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 24, 2:34 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 11.0 hours before the alert went out and 179 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
- 10 J/kg
- Mixed-layer CIN
- -162 J/kg
- Mixed-layer LCL
- 466 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 201 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
489
WFUS54 KMEG 242259
TORMEG
ARC021-055-MOC069-155-242345-
/O.NEW.KMEG.TO.W.0003.110224T2259Z-110224T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
459 PM CST THU FEB 24 2011
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN CLAY COUNTY IN EASTERN ARKANSAS...
NORTHEASTERN GREENE COUNTY IN EASTERN ARKANSAS...
NORTHERN DUNKLIN COUNTY IN SOUTHEAST MISSOURI...
NORTHERN PEMISCOT COUNTY IN SOUTHEAST MISSOURI...
* UNTIL 545 PM CST
* AT 459 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM PRODUCING A TORNADO NEAR RECTOR...MOVING
NORTHEAST AT 60 MPH.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PIGGOTT...
RECTOR...HAYWARD...HOMESTOWN...KENNETT...BAIRD...FRISBEE...WHITE
OAK...IPLEY AND PEACH ORCHARD.
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 3650 8995 3640 8997 3639 8978 3644 8974
3641 8967 3641 8959 3647 8953 3651 8953
3650 8949 3645 8948 3651 8941 3651 8936
3649 8935 3642 8954 3643 8955 3640 8959
3614 9030 3630 9040
TIME...MOT...LOC 2259Z 243DEG 50KT 3627 9023
$$2 follow-up statements
316
WWUS54 KMEG 242313
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
513 PM CST THU FEB 24 2011
ARC055-242323-
/O.CAN.KMEG.TO.W.0003.000000T0000Z-110224T2345Z/
GREENE AR-
513 PM CST THU FEB 24 2011
...THE TORNADO WARNING FOR NORTHEASTERN GREENE COUNTY IS CANCELLED...
AT 513 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE
AREA...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE TORNADO WARNING IS CANCELLED.
.A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA.
LAT...LON 3650 8995 3639 8997 3639 8978 3640 8976
3642 8976 3644 8974 3641 8967 3641 8960
3640 8959 3620 9013 3636 9025
TIME...MOT...LOC 2313Z 247DEG 45KT 3627 9007
$$
ARC021-MOC069-155-242345-
/O.CON.KMEG.TO.W.0003.000000T0000Z-110224T2345Z/
CLAY AR-DUNKLIN MO-PEMISCOT MO-
513 PM CST THU FEB 24 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CST FOR NORTHERN
PEMISCOT...EAST CENTRAL DUNKLIN AND SOUTHEASTERN CLAY COUNTIES...
AT 513 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR HOLLY ISLAND...OR
NEAR KENNETT...MOVING NORTHEAST AT 50 MPH.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NIMMONS...
HAYWARD...HOMESTOWN...KENNETT...NORTH WARDELL...LORINE...HOLLY
ISLAND...WEST KENNETT...BELL CITY...CARRYVILLE...RHYNE...BAIRD...
FRISBEE AND WHITE OAK.
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.
.A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA.
&&
LAT...LON 3650 8995 3639 8997 3639 8978 3640 8976
3642 8976 3644 8974 3641 8967 3641 8960
3640 8959 3620 9013 3636 9025
TIME...MOT...LOC 2313Z 247DEG 45KT 3627 9007
$$012
WWUS54 KMEG 242342
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
542 PM CST THU FEB 24 2011
ARC021-MOC069-155-242352-
/O.EXP.KMEG.TO.W.0003.000000T0000Z-110224T2345Z/
CLAY AR-DUNKLIN MO-PEMISCOT MO-
542 PM CST THU FEB 24 2011
...THE TORNADO WARNING FOR NORTHERN PEMISCOT...EAST CENTRAL DUNKLIN
AND SOUTHEASTERN CLAY COUNTIES WILL EXPIRE AT 545 PM CST...
AT 542 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED...AND NO
LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY. THEREFORE...THE
TORNADO WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 3650 8995 3639 8997 3639 8978 3640 8976
3642 8976 3644 8974 3641 8967 3641 8960
3640 8959 3620 9013 3636 9025
TIME...MOT...LOC 2342Z 247DEG 45KT 3641 8965
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 2:48 AM CST | Flash Flood Warning | MEG | Clay, Greene, Lawrence, Randolph | 3 hr |
| Feb 24, 5:45 AM CST | Flash Flood Warning | MEG | Clay, Greene, Lawrence, Randolph | 3 hr |
| Feb 24, 8:47 AM CST | Flash Flood Warning | MEG | Clay, Greene, Lawrence, Randolph | 3 hr |
| Feb 24, 11:28 AM CST | River Flood Advisory | MEG | Mississippi | 35 hr |
| Feb 24, 11:45 AM CST | Flash Flood Warning | MEG | Clay, Greene, Lawrence, Randolph | 3 hr |
| Feb 24, 1:08 PM CST | River Flood Warning | MEG | Mississippi, Poinsett | 54 hr |
| Feb 24, 2:44 PM CST | Flash Flood Warning | MEG | Clay, Craighead, Greene, Lawrence, Mississippi, Randolph | 6 hr |
| Feb 24, 5:04 PM CST | Flash Flood Warning | MEG | Craighead, Mississippi, Poinsett | 4 hr |
| Feb 24, 5:11 PM CST | Tornado Warning | MEG | Clay | 49 min |
| Feb 24, 5:17 PM CST | Flash Flood Warning | MEG | Mississippi | 5 hr |
| Feb 24, 5:40 PM CST | Severe Thunderstorm Warning | MEG | Clay, Craighead, Cross, Greene, Lawrence, Poinsett | 50 min |
| Feb 24, 5:43 PM CST | Severe Thunderstorm Warning | MEG | Crittenden, Cross, Lee, Poinsett, St. Francis | 47 min |
| Feb 24, 5:47 PM CST | Flash Flood Warning | MEG | Crittenden, Cross, Lee, St. Francis | 3 hr |
| Feb 24, 3:04 AM CST | Flash Flood Warning | MEG | Pemiscot | 3 hr |
Nearby
Tornado Warnings in Arkansas, 2011Tornado Warnings in Missouri, 2011Every tornado warning in 2011Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.