Alert archive / Mississippi / Tornado Warnings in 2007

Tornado Warning 6, NWS Memphis, TN

March 1, 2007Itawamba County, Prentiss County, Mississippi

NWS Memphis, TN issued this tornado warning at Mar 1, 2007, 10:23 AM CST for Itawamba County, Prentiss County, Mississippi. It was in force for 37 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: Mar 1, 2007, 10:23 AM CST (16:23 UTC)
Expired: Mar 1, 2007, 11:00 AM CST
In force: 37 min
Issued by: NWS Memphis, TN
Area: Counties, with a storm outline in the text

Counties Itawamba County, MS, Prentiss County, MS

The radar

The Columbus AFB radar (KGWX), 64 km from the middle of the area, began a volume at 16:25 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.

Issued	Product	Office	Lasted
Mar 1, 7:28 AM CST	Tornado Watch PDS	SPC	12 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 4.4 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1164 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 619 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 244 m²/s²
0-3 km storm-relative helicity: 241 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 6.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMEG 011623
TORMEG
MSC057-117-011700-
/O.NEW.KMEG.TO.W.0006.070301T1623Z-070301T1700Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
1023 AM CST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* TORNADO WARNING FOR...
  ITAWAMBA COUNTY IN NORTHEAST MISSISSIPPI
  PRENTISS COUNTY IN NORTHEAST MISSISSIPPI

* UNTIL 1100 AM CST

* AT 1021 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 13 MILES SOUTHWEST OF SANDY SPRINGS...OR ABOUT 10 MILES
  NORTHEAST OF TUPELO...MOVING NORTHEAST AT 50 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MARIETTA

.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.

.IF NO BASEMENT 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.

.STAY TUNED TO THIS BROADCAST FOR THE LATEST UPDATES AND INFORMATION.
TO REPORT SEVERE WEATHER ONLY...CALL 1 800 4 3 2 0 8 7 5.

LAT...LON 3448 8853 3429 8853 3444 8832 3462 8833

$$

2 follow-up statements

000 
WWUS54 KMEG 011635
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1035 AM CST THU MAR 1 2007

MSC057-117-011700-
/O.CON.KMEG.TO.W.0006.000000T0000Z-070301T1700Z/
PRENTISS MS-ITAWAMBA MS-
1035 AM CST THU MAR 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 AM CST FOR ITAWAMBA
AND PRENTISS COUNTIES...

AT 1033 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED 10 MILES NORTHEAST OF
SANDY SPRINGS...OR ABOUT 12 MILES NORTHWEST OF RED BAY...MOVING
NORTHEAST AT 50 MPH.

.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 3448 8853 3429 8853 3444 8832 3462 8833

$$

000 
WWUS54 KMEG 011652
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1051 AM CST THU MAR 1 2007

MSC057-117-011701-
/O.EXP.KMEG.TO.W.0006.000000T0000Z-070301T1700Z/
PRENTISS MS-ITAWAMBA MS-
1051 AM CST THU MAR 1 2007

...THE TORNADO WARNING FOR ITAWAMBA AND PRENTISS COUNTIES HAS 
EXPIRED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE STORM WHICH
PROMPTED THE TORNADO WARNING HAD MOVED OUT OF THE AREA.

.A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA.

LAT...LON 3448 8853 3429 8853 3444 8832 3462 8833

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 1, 12:22 AM CST	Severe Thunderstorm Warning	MEG	Itawamba, Lee	23 min
Mar 1, 12:59 AM CST	Severe Thunderstorm Warning	MEG	Benton, Marshall	31 min
Mar 1, 1:19 AM CST	Severe Thunderstorm Warning	MEG	Lee, Prentiss	26 min
Mar 1, 1:29 AM CST	Severe Thunderstorm Warning	MEG	Benton, Tippah	31 min
Mar 1, 2:58 AM CST	Severe Thunderstorm Warning	MEG	Lee	32 min
Mar 1, 3:11 AM CST	Severe Thunderstorm Warning	MEG	Prentiss	34 min
Mar 1, 9:58 AM CST	Severe Thunderstorm Warning	MEG	Lee, Pontotoc	32 min
Mar 1, 10:07 AM CST	Tornado Warning	MEG	Lee	23 min
Mar 1, 10:45 AM CST	Tornado Warning	MEG	Tishomingo	24 min

Nearby

Tornado Warnings in Mississippi, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.