Alert archive / Mississippi / Tornado Warnings in 2007

Tornado Warning 7, NWS Jackson, MS

February 13, 2007Jefferson Davis County, Mississippi

NWS Jackson, MS issued this tornado warning at Feb 13, 2007, 4:15 AM CST for Jefferson Davis County, Mississippi. It was in force for 27 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 13, 2007, 4:15 AM CST (10:15 UTC)
Expired: Feb 13, 2007, 4:42 AM CST
In force: 27 min
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Jefferson Davis County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 90 km from the middle of the area, began a volume at 10:17 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 13, 4:23 AM CST	TSTM WND DMG	2 N Bassfield, MS	A COUPLE OF TREES DOWN OFF 35 N.

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 13, 2:43 AM CST	Tornado Watch	SPC	10 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 10.3 hours before the alert went out and 97 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1639 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 103 m²/s²
0-3 km storm-relative helicity: 162 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KJAN 131015
TORJAN
MSC065-131100-
/O.NEW.KJAN.TO.W.0007.070213T1015Z-070213T1100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
415 AM CST TUE FEB 13 2007

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI

* UNTIL 500 AM CST

* AT 415 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES
  SOUTHWEST OF BASSFIELD...MOVING NORTHEAST AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  BASSFIELD BY 425 AM CST

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. 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.

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 3146 8991 3142 8983 3145 8959 3154 8961
      3161 8974

$$

CME

1 follow-up statement

000 
WWUS54 KJAN 131042
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
442 AM CST TUE FEB 13 2007

MSC065-131052-
/O.CAN.KJAN.TO.W.0007.000000T0000Z-070213T1100Z/
JEFFERSON DAVIS MS-
442 AM CST TUE FEB 13 2007

...THE TORNADO WARNING FOR JEFFERSON DAVIS COUNTY IS CANCELLED...

THE STORM THAT PROMPTED THE TORNADO WARNING HAS MOVED OUT OF THE 
COUNTY AND HAS WEAKENED.

LAT...LON 3146 8991 3142 8983 3145 8959 3154 8961
      3161 8974

$$

CME

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 13, 2:16 AM CST	Severe Thunderstorm Warning	JAN	Franklin	29 min
Feb 13, 2:37 AM CST	Severe Thunderstorm Warning	JAN	Copiah, Lincoln	38 min
Feb 13, 3:00 AM CST	Severe Thunderstorm Warning	JAN	Rankin, Simpson	45 min
Feb 13, 3:33 AM CST	Severe Thunderstorm Warning	JAN	Lawrence, Lincoln	42 min
Feb 13, 3:39 AM CST	Severe Thunderstorm Warning	JAN	Scott, Smith	36 min
Feb 13, 3:48 AM CST	Tornado Warning	JAN	Scott, Smith	27 min
Feb 13, 4:06 AM CST	Tornado Warning	JAN	Newton	39 min
Feb 13, 4:07 AM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis, Marion	38 min
Feb 13, 4:35 AM CST	Tornado Warning	JAN	Forrest	55 min
Feb 13, 4:40 AM CST	Tornado Warning	JAN	Lauderdale	50 min
Feb 13, 4:58 AM CST	Severe Thunderstorm Warning	JAN	Marion	37 min
Feb 13, 5:05 AM CST	Tornado Warning	JAN	Kemper	28 min
Feb 13, 5:20 AM CST	Severe Thunderstorm Warning	JAN	Clarke	40 min
Feb 13, 5:27 AM CST	Severe Thunderstorm Warning	JAN	Lamar	33 min
Feb 13, 5:46 AM CST	Severe Thunderstorm Warning	JAN	Forrest	29 min
Feb 13, 3:09 PM CST	Severe Thunderstorm Warning	JAN	Kemper	36 min
Feb 13, 3:19 PM CST	Severe Thunderstorm Warning	JAN	Lowndes	41 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.