Alert archive / Arkansas / Tornado Warnings in 2012

Tornado Warning 7, NWS Memphis, TN

January 22, 2012DeSoto County, Mississippi; Crittenden County, St. Francis County, Arkansas; Shelby County, Tennessee

NWS Memphis, TN issued this tornado warning at Jan 22, 2012, 9:55 PM CST for DeSoto County, Mississippi; Crittenden County, St. Francis County, Arkansas; Shelby County, Tennessee. It was in force for 22 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
Jan 22, 2012, 9:55 PM CST (03:55 UTC)
Expired
Jan 22, 2012, 10:17 PM CST
In force
22 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Crittenden County, AR, St. Francis County, AR, DeSoto County, MS, Shelby County, TN

The radar

The Memphis radar (KNQA), 31 km from the middle of the area, began a volume at 03:59 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

TimeReportWhereRemark
Jan 22, 9:55 PM CSTTORNADOSimsboro, AR

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.

IssuedProductOfficeLasted
Jan 22, 5:16 PM CSTTornado Watch PDSSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 3.9 hours before the alert went out and 43 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.

Skew-T log-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 2012-01-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 998 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2012-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 475 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
998 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
455 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
475 m²/s²
0-3 km storm-relative helicity
474 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

371 
WFUS54 KMEG 230355
TORMEG
ARC035-123-MSC033-TNC157-230445-
/O.NEW.KMEG.TO.W.0007.120123T0355Z-120123T0445Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
955 PM CST SUN JAN 22 2012

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CRITTENDEN COUNTY IN EASTERN ARKANSAS...
  EAST CENTRAL ST. FRANCIS COUNTY IN EASTERN ARKANSAS...
  NORTHWESTERN DESOTO COUNTY IN NORTHEAST MISSISSIPPI...
  WESTERN SHELBY COUNTY IN SOUTHWEST TENNESSEE...

* UNTIL 1045 PM CST

* AT 955 PM CST...TRAINED SPOTTERS REPORTED A TORNADO NEAR           
  SIMSBORO...OR 7 MILES NORTHEAST OF HUGHES...MOVING NORTHEAST AT 55 
  MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  EDMONDSON...HORSESHOE LAKE...MARION...PINCKNEY...SIMSBORO...
  SUNSET...WEST MEMPHIS...DOWNTOWN MEMPHIS...FRAYSER...MIDTOWN
  MEMPHIS...SOUTHWEST MEMPHIS...MEEMAN SHELBY FOREST STATE PARK AND T
  O FULLER STATE PARK.

 THIS WARNING ALSO INCLUDES AREAS NEAR BRANDYWINE LAKE...CORONEE LAKE
  AND WAPANOCCA LAKE.

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 3539 9003 3517 8980 3489 9036 3505 9050
TIME...MOT...LOC 0355Z 231DEG 48KT 3502 9036

$$


WRB/RRH
2 follow-up statements
416 
WWUS54 KMEG 230403
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1003 PM CST SUN JAN 22 2012

ARC123-230413-
/O.CAN.KMEG.TO.W.0007.000000T0000Z-120123T0445Z/
ST. FRANCIS AR-
1003 PM CST SUN JAN 22 2012

...THE TORNADO WARNING FOR EAST CENTRAL ST. FRANCIS COUNTY IS
CANCELLED...

AT 1003 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.

LAT...LON 3496 9028 3511 9039 3539 9003 3517 8980
TIME...MOT...LOC 0403Z 234DEG 54KT 3509 9023

$$

ARC035-MSC033-TNC157-230445-
/O.CON.KMEG.TO.W.0007.000000T0000Z-120123T0445Z/
CRITTENDEN AR-DESOTO MS-SHELBY TN-
1003 PM CST SUN JAN 22 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR WESTERN
SHELBY...EXTREME NORTHWESTERN DESOTO AND CENTRAL CRITTENDEN
COUNTIES...

AT 1003 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR MIDWAY CORNER...OR
9 MILES SOUTHWEST OF WEST MEMPHIS...MOVING NORTHEAST AT 60 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EDMONDSON...
MARION...SUNSET...WEST MEMPHIS...DOWNTOWN MEMPHIS...FRAYSER...MIDTOWN
MEMPHIS...SOUTHWEST MEMPHIS...CRITTENDEN...EBONY...GAVIN...HARVARD...
BRIARK AND BRIDGE JUNCTION.

 THIS WARNING ALSO INCLUDES AREAS NEAR BRANDYWINE LAKE...CORONEE LAKE
  AND WAPANOCCA LAKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

.HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 3496 9028 3511 9039 3539 9003 3517 8980
TIME...MOT...LOC 0403Z 234DEG 54KT 3509 9023

$$


WRB/RRH
008 
WWUS54 KMEG 230417
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1017 PM CST SUN JAN 22 2012

ARC035-MSC033-TNC157-230427-
/O.CAN.KMEG.TO.W.0007.000000T0000Z-120123T0445Z/
CRITTENDEN AR-DESOTO MS-SHELBY TN-
1017 PM CST SUN JAN 22 2012

...THE TORNADO WARNING FOR WESTERN SHELBY...EXTREME NORTHWESTERN
DESOTO AND CENTRAL CRITTENDEN COUNTIES IS CANCELLED...

AT 1017 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 IS CANCELLED.

LAT...LON 3496 9028 3511 9039 3539 9003 3517 8980
TIME...MOT...LOC 0417Z 234DEG 54KT 3521 9002

$$


WRB/RRH

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 22, 9:01 PM CSTSevere Thunderstorm WarningMEGCoahoma44 min
Jan 22, 9:18 PM CSTTornado WarningMEGTunica27 min
Jan 22, 9:21 PM CSTSevere Thunderstorm WarningMEGCoahoma, Tunica24 min
Jan 22, 9:41 PM CSTSevere Thunderstorm WarningMEGCoahoma, DeSoto, Panola, Quitman, Tate, Tunica49 min
Jan 22, 9:46 PM CSTTornado WarningMEGDeSoto, Tate, Tunica29 min
Jan 22, 10:06 PM CSTTornado WarningMEGDeSoto, Tunica24 min
Jan 22, 10:10 PM CSTTornado WarningMEGDeSoto35 min
Jan 22, 10:25 PM CSTSevere Thunderstorm WarningMEGBenton, DeSoto, Lafayette, Marshall, Panola, Quitman and 3 more50 min
Jan 22, 10:27 PM CSTTornado WarningMEGBenton, DeSoto, Marshall48 min
Jan 22, 10:38 PM CSTSevere Thunderstorm WarningMEGCoahoma, Panola, Quitman, Tallahatchie, Yalobusha52 min
Jan 22, 11:04 PM CSTSevere Thunderstorm WarningMEGChickasaw, Lee, Monroe41 min
Jan 22, 11:12 PM CSTTornado WarningMEGChickasaw, Monroe32 min
Jan 22, 11:14 PM CSTSevere Thunderstorm WarningMEGAlcorn, Benton, Lafayette, Marshall, Panola, Tate and 2 more46 min
Jan 22, 11:27 PM CSTSevere Thunderstorm WarningMEGAlcorn, Tishomingo48 min
Jan 22, 11:28 PM CSTSevere Thunderstorm WarningMEGLafayette, Marshall, Panola, Quitman, Tallahatchie, Yalobusha47 min
Jan 22, 11:40 PM CSTTornado WarningMEGAlcorn, Tishomingo33 min
Jan 22, 11:58 PM CSTSevere Thunderstorm WarningMEGLafayette, Lee, Marshall, Pontotoc, Tippah, Union47 min
Jan 23, 12:14 AM CSTSevere Thunderstorm WarningMEGCalhoun, Lafayette, Panola, Pontotoc, Tallahatchie, Yalobusha46 min
Jan 23, 12:34 AM CSTSevere Thunderstorm WarningMEGAlcorn, Prentiss, Tippah, Union41 min
Jan 23, 12:57 AM CSTSpecial Weather StatementMEGChickasaw, Itawamba48 min
Jan 23, 1:00 AM CSTSpecial Weather StatementMEGCalhoun, Yalobusha30 min
Jan 23, 1:10 AM CSTSevere Thunderstorm WarningMEGItawamba32 min
Jan 23, 1:31 AM CSTSpecial Weather StatementMEGCalhoun, Chickasaw29 min
Jan 23, 1:59 AM CSTSpecial Weather StatementMEGChickasaw31 min
Jan 22, 6:59 PM CSTSevere Thunderstorm WarningMEGCraighead, Greene, Lawrence, Randolph46 min
Jan 22, 7:26 PM CSTSevere Thunderstorm WarningMEGCraighead, Greene, Lawrence34 min
Jan 22, 7:42 PM CSTSevere Thunderstorm WarningMEGClay, Greene, Lawrence, Randolph48 min
Jan 22, 7:53 PM CSTSevere Thunderstorm WarningMEGClay, Greene52 min
Jan 22, 7:56 PM CSTSevere Thunderstorm WarningMEGCraighead, Cross, Poinsett49 min
Jan 22, 8:11 PM CSTTornado WarningMEGLee, St. Francis49 min
Jan 22, 8:18 PM CSTSevere Thunderstorm WarningMEGCross, Poinsett42 min
Jan 22, 8:27 PM CSTSevere Thunderstorm WarningMEGClay, Greene63 min
Jan 22, 8:43 PM CSTTornado WarningMEGLee, Phillips47 min
Jan 22, 8:44 PM CSTSevere Thunderstorm WarningMEGCraighead, Mississippi, Poinsett61 min
Jan 22, 8:58 PM CSTSevere Thunderstorm WarningMEGCrittenden, Cross, St. Francis38 min
Jan 22, 9:20 PM CSTSevere Thunderstorm WarningMEGCrittenden, Mississippi55 min
Jan 22, 9:23 PM CSTSevere Thunderstorm WarningMEGDyer, Lake, Obion52 min
Jan 22, 9:33 PM CSTSevere Thunderstorm WarningMEGCrockett, Dyer, Haywood, Lauderdale27 min
Jan 22, 9:42 PM CSTSevere Thunderstorm WarningMEGDyer, Gibson, Obion, Weakley33 min
Jan 22, 9:47 PM CSTTornado WarningMEGCrockett, Gibson, Haywood43 min
Jan 22, 10:08 PM CSTTornado WarningMEGGibson, Obion, Weakley37 min
Jan 22, 10:14 PM CSTSevere Thunderstorm WarningMEGCrockett, Haywood, Lauderdale, Shelby, Tipton46 min
Jan 22, 10:39 PM CSTTornado WarningMEGHenry, Weakley36 min
Jan 22, 10:47 PM CSTSevere Thunderstorm WarningMEGCrockett, Gibson, Haywood, Madison, Tipton43 min
Jan 22, 11:10 PM CSTSevere Thunderstorm WarningMEGChester, Fayette, Hardeman, Haywood, McNairy, Madison45 min
Jan 22, 11:22 PM CSTSevere Thunderstorm WarningMEGCarroll, Chester, Crockett, Decatur, Gibson, Haywood and 2 more53 min
Jan 22, 11:46 PM CSTSevere Thunderstorm WarningMEGChester, Decatur, Hardin, Henderson, McNairy44 min

Nearby

Tornado Warnings in Arkansas, 2012Tornado Warnings in Mississippi, 2012Tornado Warnings in Tennessee, 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.