Alert archive / Mississippi / Tornado Warnings in 2007

Tornado Warning 55, NWS Jackson, MS

March 1, 2007Lamar County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 1, 2007, 3:19 PM CST for Lamar County, Mississippi. It was in force for 41 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, 3:19 PM CST (21:19 UTC)
Expired
Mar 1, 2007, 4:00 PM CST
In force
41 min
Issued by
NWS Jackson, MS
Area
Counties, with a storm outline in the text

County Lamar County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 115 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 1, 7:28 AM CSTTornado Watch PDSSPC12 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.3 hours before the alert went out and 122 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, Slidell Radar S, LA at 12:00Z on 2007-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1034 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, Slidell Radar S, LA at 12:00Z on 2007-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 square meters per square second.1939587897Sfc1 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
1034 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
563 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
257 m²/s²
Significant tornado parameter
0.9
Supercell composite
5.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KJAN 012120
TORJAN
MSC073-012200-
/O.NEW.KJAN.TO.W.0055.070301T2119Z-070301T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
319 PM CST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  LAMAR COUNTY IN SOUTHEAST MISSISSIPPI
  THIS INCLUDES THE CITY OF WEST HATTIESBURG

* UNTIL 400 PM CST

* AT 319 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 23 MILES WEST OF
  WEST HATTIESBURG...MOVING EAST AT 50 MPH.

* THE TORNADO WILL BE NEAR...
  WEST HATTIESBURG BY 345 PM CST

THIS STORM HAS A HISTORY OF PRODUCING A TORNADO ALONG THE PIKE AND 
WALTHALL COUNTY LINE. TAKE COVER IMMEDIATELY.

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 3139 8965 3118 8965 3125 8936 3133 8936
      3134 8946 3144 8946

$$

CME
1 follow-up statement
000 
WWUS54 KJAN 012146
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
346 PM CST THU MAR 1 2007

MSC073-012200-
/O.CON.KJAN.TO.W.0055.000000T0000Z-070301T2200Z/
LAMAR MS-
346 PM CST THU MAR 1 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CST FOR LAMAR
COUNTY...

AT 346 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR WEST
HATTIESBURG...MOVING EAST AT 40 MPH.

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 3136 8953 3122 8950 3125 8936 3134 8936
      3135 8945 3138 8945

$$

CME

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 1, 9:01 AM CSTSevere Thunderstorm WarningJANCarroll, Grenada, Leflore31 min
Mar 1, 9:47 AM CSTTornado WarningJANAdams58 min
Mar 1, 10:05 AM CSTSevere Thunderstorm WarningJANJefferson40 min
Mar 1, 10:07 AM CSTSevere Thunderstorm WarningJANBolivar38 min
Mar 1, 10:16 AM CSTSevere Thunderstorm WarningJANClaiborne, Copiah44 min
Mar 1, 10:22 AM CSTSevere Thunderstorm WarningJANFranklin38 min
Mar 1, 10:45 AM CSTSevere Thunderstorm WarningJANJefferson45 min
Mar 1, 10:54 AM CSTSevere Thunderstorm WarningJANClaiborne51 min
Mar 1, 11:03 AM CSTSevere Thunderstorm WarningJANCopiah42 min
Mar 1, 11:04 AM CSTSevere Thunderstorm WarningJANRankin56 min
Mar 1, 11:05 AM CSTSevere Thunderstorm WarningJANWashington35 min
Mar 1, 11:09 AM CSTSevere Thunderstorm WarningJANHinds51 min
Mar 1, 11:19 AM CSTTornado WarningJANHumphreys, Yazoo56 min
Mar 1, 11:31 AM CSTSevere Thunderstorm WarningJANSimpson29 min
Mar 1, 12:06 PM CSTTornado WarningJANRankin24 min
Mar 1, 12:17 PM CSTTornado WarningJANScott39 min
Mar 1, 12:25 PM CSTTornado WarningJANMarion32 min
Mar 1, 12:34 PM CSTSevere Thunderstorm WarningJANForrest26 min
Mar 1, 12:38 PM CSTSevere Thunderstorm WarningJANLeake37 min
Mar 1, 12:40 PM CSTSevere Thunderstorm WarningJANClaiborne, Jefferson37 min
Mar 1, 12:44 PM CSTTornado WarningJANLamar46 min
Mar 1, 1:38 PM CSTSevere Thunderstorm WarningJANKemper, Noxubee67 min
Mar 1, 1:59 PM CSTTornado WarningJANNoxubee31 min
Mar 1, 2:00 PM CSTTornado WarningJANKemper45 min
Mar 1, 2:21 PM CSTSevere Thunderstorm WarningJANLowndes24 min
Mar 1, 2:52 PM CSTTornado WarningJANMarion53 min
Mar 1, 3:36 PM CSTTornado WarningJANForrest39 min
Mar 1, 3:46 PM CSTSevere Thunderstorm WarningJANNoxubee14 min
Mar 1, 3:47 PM CSTSevere Thunderstorm WarningJANJasper25 min
Mar 1, 3:55 PM CSTSevere Thunderstorm WarningJANLauderdale50 min
Mar 1, 3:56 PM CSTSevere Thunderstorm WarningJANKemper19 min
Mar 1, 3:59 PM CSTTornado WarningJANJones31 min
Mar 1, 4:12 PM CSTSevere Thunderstorm WarningJANClarke30 min
Mar 1, 4:17 PM CSTSevere Thunderstorm WarningJANForrest, Lamar43 min

Nearby

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