Alert archive / Missouri / Tornado Warnings in 2012
Tornado Warning 46, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Sep 1, 2012, 4:19 PM CDT for Dunklin County, Missouri; Clay County, Arkansas. It was in force for 26 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
- Sep 1, 2012, 4:19 PM CDT (21:19 UTC)
- Expired
- Sep 1, 2012, 4:45 PM CDT
- In force
- 26 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Clay County, AR, Dunklin County, MO
The radar
The Memphis radar (KNQA), 137 km from the middle of the area, began a volume at 21:21 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 |
|---|---|---|---|
| Sep 1, 4:19 PM CDT | FUNNEL CLOUD | N Corning, AR | FUNNEL CLOUD AND POSSIBLE TORNADO SPOTTED NORTH OF CORNING NEAR MISSOURI STATE BORDER. |
| Sep 1, 4:19 PM CDT | TSTM WND DMG | 2 W Corning, AR | 2 MILES WEST OF CORNING ON HIGHWAY 67S. POSSIBLE TORNADO...EXTENSIVE DAMAGE TO AIRPORT PROPERTY DAMAGING 5 BUILDINGS...TWO HANGARS AND A SHED ALSO AT LEAST 4 AIRPLANES. NEARBY HOMES MODERATELY DAMAGED WITH WINDOWS BLOWN OUT AND A SHED HAD ROOF BLOWN OFF. |
| Sep 1, 4:19 PM CDT | TSTM WND DMG | 3 W Corning, AR | POSSIBLE TORNADO...EXTENSIVE DAMAGE TO AIRPORT PROPERTY INCLUDING AIRPLANES. NEARBY HOMES DAMAGED. |
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 |
|---|---|---|---|
| Sep 1, 3:49 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 9.3 hours before the alert went out and 192 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
- 1827 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 551 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -58 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
090
WFUS54 KMEG 012119
TORMEG
ARC021-MOC069-012145-
/O.NEW.KMEG.TO.W.0046.120901T2119Z-120901T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
419 PM CDT SAT SEP 1 2012
THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN CLAY COUNTY IN EASTERN ARKANSAS...
NORTHEASTERN DUNKLIN COUNTY IN SOUTHEAST MISSOURI...
* UNTIL 445 PM CDT
* AT 419 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM PRODUCING A TORNADO NEAR CORNING...MOVING
NORTHEAST AT 30 MPH.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CORNING...
CAMPBELL...BRIAN...VALLEY RIDGE...WILHELMINA...MC GUIRES AND CHALK
BLUFF NATURAL AREA.
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 3663 9003 3649 8996 3631 9059 3648 9068
3651 9059 3650 9056 3650 9023 3654 9022
3655 9019 3659 9019 3664 9014
TIME...MOT...LOC 2119Z 247DEG 26KT 3643 9052
$$1 follow-up statement
330
WWUS54 KMEG 012130
SVSMEG
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
430 PM CDT SAT SEP 1 2012
ARC021-MOC069-012145-
/O.CON.KMEG.TO.W.0046.000000T0000Z-120901T2145Z/
CLAY AR-DUNKLIN MO-
430 PM CDT SAT SEP 1 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR
NORTHEASTERN DUNKLIN AND NORTHERN CLAY COUNTIES...
AT 430 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MCDOUGAL...OR 7
MILES NORTHEAST OF CORNING...MOVING NORTHEAST AT 30 MPH. A TRAINED
SPOTTER REPORTED A FUNNEL CLOUD IN NORTH OF CORNING AT 419 PM CDT.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CORNING...
CAMPBELL...PALATKA...BRIAN...VALLEY RIDGE...WILHELMINA...MC GUIRES
AND CHALK BLUFF NATURAL AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STORM SHELTER. IF NO
STORM SHELTER IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
.A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ALERT AREA.
&&
LAT...LON 3663 9003 3649 8996 3636 9062 3648 9068
3651 9059 3650 9056 3650 9023 3654 9022
3655 9019 3659 9019 3664 9014
TIME...MOT...LOC 2130Z 247DEG 26KT 3647 9043
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 4:47 PM CDT | Tornado Warning | MEG | Dunklin | 28 min |
| Sep 1, 4:55 PM CDT | Tornado Warning | MEG | Dunklin | 35 min |
| Sep 1, 5:15 PM CDT | Tornado Warning | MEG | Dunklin, Pemiscot | 25 min |
| Sep 1, 5:57 PM CDT | Tornado Warning | MEG | Dunklin, Pemiscot | 48 min |
| Sep 1, 6:44 PM CDT | Tornado Warning | MEG | Pemiscot | 46 min |
| Aug 31, 7:01 PM CDT | Special Weather Statement | MEG | St. Francis | 44 min |
| Aug 31, 7:39 PM CDT | Special Weather Statement | MEG | Lee, St. Francis | 36 min |
| Aug 31, 7:42 PM CDT | Special Weather Statement | MEG | Cross, St. Francis | 33 min |
| Aug 31, 8:13 PM CDT | Special Weather Statement | MEG | Crittenden | 47 min |
| Aug 31, 8:14 PM CDT | Special Weather Statement | MEG | Lee, Phillips | 46 min |
| Aug 31, 8:28 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Lee, Phillips, St. Francis | 47 min |
| Aug 31, 8:37 PM CDT | Special Weather Statement | MEG | Crittenden, Mississippi | 38 min |
| Aug 31, 8:47 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Lee, St. Francis | 43 min |
| Aug 31, 9:03 PM CDT | Special Weather Statement | MEG | Mississippi | 42 min |
| Sep 1, 7:22 AM CDT | Special Weather Statement | MEG | Cross, Poinsett | 38 min |
| Sep 1, 4:41 PM CDT | Tornado Warning | MEG | Clay, Greene, Randolph | 34 min |
| Sep 1, 5:06 PM CDT | Severe Thunderstorm Warning | MEG | Cross, Poinsett | 54 min |
| Sep 1, 5:20 PM CDT | Special Weather Statement | MEG | Cross | 40 min |
| Sep 1, 5:25 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Cross, Poinsett | 50 min |
| Sep 1, 5:48 PM CDT | Special Weather Statement | MEG | St. Francis | 27 min |
| Sep 1, 5:50 PM CDT | Severe Thunderstorm Warning | MEG | Cross, St. Francis | 40 min |
| Sep 1, 6:00 PM CDT | Special Weather Statement | MEG | Poinsett | 30 min |
| Sep 1, 6:11 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Cross, Mississippi, Poinsett | 49 min |
| Sep 1, 6:28 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Cross, St. Francis | 47 min |
| Sep 1, 6:35 PM CDT | Severe Thunderstorm Warning | MEG | St. Francis | 25 min |
| Sep 1, 6:46 PM CDT | Severe Thunderstorm Warning | MEG | Mississippi | 44 min |
| Sep 1, 6:59 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Cross, St. Francis | 46 min |
Nearby
Tornado Warnings in Missouri, 2012Tornado Warnings in Arkansas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.