Alert archive / Mississippi / Tornado Warnings in 2010

Tornado Warning 49, NWS Memphis, TN

May 1, 20105 counties in Mississippi

NWS Memphis, TN issued this tornado warning at May 1, 2010, 1:05 PM CDT for 5 counties in Mississippi. It was in force for 40 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
May 1, 2010, 1:05 PM CDT (18:05 UTC)
Expired
May 1, 2010, 1:45 PM CDT
In force
40 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Benton County, MS, Lafayette County, MS, Marshall County, MS, Tippah County, MS, Union County, MS

The radar

The Memphis radar (KNQA), 97 km from the middle of the area, began a volume at 18:06 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 1, 9:52 AM CDTTornado WatchSPC8 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 6.1 hours before the alert went out and 69 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 12:00Z on 2010-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 12:00Z on 2010-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.1939587897117Sfc1 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
6 J/kg
Mixed-layer CIN
-380 J/kg
Mixed-layer LCL
1493 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

204 
WFUS54 KMEG 011805
TORMEG
MSC009-071-093-139-145-011845-
/O.NEW.KMEG.TO.W.0049.100501T1805Z-100501T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
105 PM CDT SAT MAY 1 2010

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN BENTON COUNTY IN NORTHEAST MISSISSIPPI...
  SOUTHWESTERN TIPPAH COUNTY IN NORTHEAST MISSISSIPPI...
  NORTHWESTERN UNION COUNTY IN NORTHEAST MISSISSIPPI...
  NORTHEASTERN LAFAYETTE COUNTY IN NORTHWEST MISSISSIPPI...
  SOUTHEASTERN MARSHALL COUNTY IN NORTHWEST MISSISSIPPI...

* UNTIL 145 PM CDT

* AT 105 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING A TORNADO 8 MILES SOUTHWEST OF
  BETHLEHEM...OR 11 MILES NORTHEAST OF OXFORD...MOVING NORTHEAST AT
  45 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  BETHLEHEM...BLUE MOUNTAIN AND GRAVESTOWN.

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 3484 8910 3465 8896 3443 8943 3452 8951
TIME...MOT...LOC 1805Z 231DEG 39KT 3452 8939

$$
2 follow-up statements
953 
WWUS54 KMEG 011818
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
118 PM CDT SAT MAY 1 2010

MSC009-071-093-139-145-011845-
/O.CON.KMEG.TO.W.0049.000000T0000Z-100501T1845Z/
TIPPAH MS-BENTON MS-MARSHALL MS-UNION MS-LAFAYETTE MS-
118 PM CDT SAT MAY 1 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR
NORTHEASTERN LAFAYETTE...NORTHWESTERN UNION...SOUTHEASTERN
MARSHALL...SOUTHERN BENTON AND SOUTHWESTERN TIPPAH COUNTIES...

AT 119 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS TORNADO WAS LOCATED
NEAR WINBORN...OR 12 MILES SOUTHEAST OF WALL DOXEY STATE PARK...
MOVING NORTHEAST AT 50 MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BETHLEHEM...
BLUE MOUNTAIN...GRAVESTOWN...HICKORY FLAT...POTTS CAMP...BURT...
CORNERSVILLE...SPRING HILL...BETHEL...WINBORN...WHITTEN TOWN AND PINE
GROVE.

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 3484 8910 3465 8896 3443 8943 3452 8951
TIME...MOT...LOC 1819Z 234DEG 42KT 3462 8923

$$
360 
WWUS54 KMEG 011832
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
132 PM CDT SAT MAY 1 2010

MSC071-093-011842-
/O.CAN.KMEG.TO.W.0049.000000T0000Z-100501T1845Z/
MARSHALL MS-LAFAYETTE MS-
132 PM CDT SAT MAY 1 2010

...THE TORNADO WARNING FOR NORTHEASTERN LAFAYETTE AND SOUTHEASTERN
MARSHALL COUNTIES IS CANCELLED...

AT 132 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 3458 8913 3468 8915 3484 8910 3465 8896
TIME...MOT...LOC 1832Z 234DEG 42KT 3471 8908

$$

MSC009-139-145-011845-
/O.CON.KMEG.TO.W.0049.000000T0000Z-100501T1845Z/
TIPPAH MS-BENTON MS-UNION MS-
132 PM CDT SAT MAY 1 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR EXTREME
NORTH CENTRAL UNION...CENTRAL BENTON AND SOUTHWESTERN TIPPAH
COUNTIES...

AT 132 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION.  THIS TORNADO WAS LOCATED
NEAR GRAVESTOWN...OR 10 MILES WEST OF RIPLEY...MOVING NORTHEAST AT 50
MPH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BLUE
MOUNTAIN...GRAVESTOWN AND WHITTEN TOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY 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 3458 8913 3468 8915 3484 8910 3465 8896
TIME...MOT...LOC 1832Z 234DEG 42KT 3471 8908

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 8:51 PM CDTSevere Thunderstorm WarningMEGAlcorn, Tishomingo29 min
Apr 30, 9:51 PM CDTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Monroe39 min
Apr 30, 10:15 PM CDTFlash Flood WarningMEGChickasaw2 hr
Apr 30, 10:28 PM CDTSevere Thunderstorm WarningMEGChickasaw, Monroe47 min
Apr 30, 11:10 PM CDTSevere Thunderstorm WarningMEGChickasaw, Monroe30 min
May 1, 3:32 AM CDTSevere Thunderstorm WarningMEGTunica43 min
May 1, 4:06 AM CDTTornado WarningMEGDeSoto, Tunica39 min
May 1, 4:47 AM CDTFlash Flood WarningMEGDeSoto, Tate, Tunica12 hr
May 1, 7:19 AM CDTFlash Flood WarningMEGBenton, DeSoto, Marshall, Tate4 hr
May 1, 7:23 AM CDTTornado WarningMEGDeSoto, Marshall52 min
May 1, 7:53 AM CDTTornado WarningMEGBenton, Marshall52 min
May 1, 9:18 AM CDTTornado WarningMEGDeSoto, Marshall16 min
May 1, 10:04 AM CDTTornado WarningMEGDeSoto41 min
May 1, 10:14 AM CDTFlash Flood WarningMEGCoahoma, Quitman, Tallahatchie, Tunica4 hr
May 1, 11:06 AM CDTTornado WarningMEGPanola, Quitman, Tate, Tunica28 min
May 1, 11:07 AM CDTFlash Flood WarningMEGLafayette, Marshall, Panola, Quitman, Tallahatchie, Tate and 2 more4 hr
May 1, 11:13 AM CDTFlash Flood WarningMEGBenton, DeSoto, Marshall, Tate4 hr
May 1, 11:23 AM CDTTornado WarningMEGPanola, Quitman41 min
May 1, 12:38 PM CDTSevere Thunderstorm WarningMEGBenton, Lafayette, Marshall, Union52 min
May 1, 12:50 PM CDTFlash Flood WarningMEGAlcorn, Benton, Calhoun, Lafayette, Lee, Marshall and 6 more5 hr
May 1, 1:17 PM CDTTornado WarningMEGTippah, Union43 min
May 1, 1:46 PM CDTTornado WarningMEGAlcorn, Prentiss, Tippah44 min
May 1, 2:09 PM CDTTornado WarningMEGAlcorn, Prentiss, Tishomingo36 min
May 1, 2:22 PM CDTSevere Thunderstorm WarningMEGBenton, Lafayette, Marshall, Pontotoc, Tippah, Union32 min
May 1, 2:27 PM CDTTornado WarningMEGAlcorn, Prentiss, Tishomingo48 min
May 1, 3:18 PM CDTAreal Flood WarningMEGDeSoto, Marshall24 hr
May 1, 3:43 PM CDTFlash Flood Warning EmergencyMEGBenton, Marshall2 hr
May 1, 4:35 PM CDTTornado WarningMEGDeSoto, Marshall40 min
May 1, 4:47 PM CDTTornado WarningMEGDeSoto, Marshall28 min
May 1, 6:50 PM CDTSevere Thunderstorm WarningMEGItawamba, Monroe24 min

Nearby

Tornado Warnings in Mississippi, 2010Every tornado warning in 2010Tornadoes in 2010

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.