Alert archive / Mississippi / Tornado Warnings in 2008

Tornado Warning 145, NWS Mobile, AL

September 2, 2008Perry County, Mississippi

NWS Mobile, AL issued this tornado warning at Sep 2, 2008, 1:46 AM CDT for Perry County, Mississippi. It was in force for 23 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
Sep 2, 2008, 1:46 AM CDT (06:46 UTC)
Expired
Sep 2, 2008, 2:09 AM CDT
In force
23 min
Issued by
NWS Mobile, AL
Area
Storm-based polygon

County Perry County, MS

The radar

The Mobile radar (KMOB), 111 km from the middle of the area, began a volume at 06:47 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
Sep 1, 11:41 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 6.8 hours before the alert went out and 135 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 00:00Z on 2008-09-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 783 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2008-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 549 square meters per square second.19395878Sfc1 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
783 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
467 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
549 m²/s²
0-3 km storm-relative helicity
579 m²/s²
Significant tornado parameter
2.8
Supercell composite
11.4

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 020646
TORMOB
MSC111-020730-
/O.NEW.KMOB.TO.W.0145.080902T0646Z-080902T0730Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
146 AM CDT TUE SEP 2 2008

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...

* UNTIL 230 AM CDT

* AT 143 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES SOUTH
  OF RUNNELSTOWN...OR ABOUT 5 MILES NORTHWEST OF NEW AUGUSTA...MOVING
  NORTH AT 42 MPH.

* THE  TORNADO WILL BE NEAR...
  TALLAHALA BY 200 AM CDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS
A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER
PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY
AND ALWAYS STAY AWAY FROM WINDOWS. IN ADDITION TO THE TORNADO...THIS
STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING
STRAIGHT LINE WINDS.

IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR
OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO
SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING...
SEEK SHELTER IN A CULVERT...DITCH OR LOW DEPRESSION AND COVER YOUR
HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM CDT TUESDAY MORNING
FOR SOUTHEAST MISSISSIPPI.

LAT...LON 3144 8914 3144 8904 3122 8907 3120 8914
TIME...MOT...LOC 0646Z 164DEG 37KT 3127 8912

$$
1 follow-up statement
000 
WWUS54 KMOB 020709
SVSMOB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
209 AM CDT TUE SEP 2 2008

MSC111-020719-
/O.CAN.KMOB.TO.W.0145.000000T0000Z-080902T0730Z/
PERRY MS-
209 AM CDT TUE SEP 2 2008

...THE TORNADO WARNING FOR NORTHWESTERN PERRY COUNTY IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM CDT TUESDAY MORNING
FOR SOUTHEAST MISSISSIPPI.

LAT...LON 3144 8914 3144 8904 3122 8907 3120 8914
TIME...MOT...LOC 0709Z 164DEG 37KT 3150 8920

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 1, 9:03 PM CDTFlash Flood WarningMOBGeorge, Greene, Perry, Stone, Wayne3 hr
Sep 2, 12:02 AM CDTTornado WarningMOBGeorge, Greene, Perry, Stone43 min
Sep 2, 12:21 AM CDTTornado WarningMOBGeorge, Greene, Perry, Stone, Wayne39 min
Sep 2, 12:59 AM CDTTornado WarningMOBPerry21 min
Sep 2, 7:15 AM CDTTornado WarningMOBStone45 min
Sep 2, 8:27 AM CDTTornado WarningMOBPerry18 min
Sep 2, 10:30 AM CDTTornado WarningMOBGreene30 min

Nearby

Tornado Warnings in Mississippi, 2008Every tornado warning in 2008Tornadoes in 2008

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.