Alert archive / Mississippi / Tornado Warnings in 2002

Tornado Warning 42, NWS Mobile, AL

November 11, 2002Perry County, Mississippi

NWS Mobile, AL issued this tornado warning at Nov 11, 2002, 5:58 PM CST for Perry County, Mississippi. It was in force for 38 days. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Nov 11, 2002, 5:58 PM CST (23:58 UTC)
Expired
Dec 19, 2002, 2:00 PM CST
In force
38 days
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Perry County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 12.0 hours before the alert went out and 193 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 2002-11-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1089 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2002-11-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -85 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
1089 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
501 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-85 m²/s²
0-3 km storm-relative helicity
17 m²/s²
Significant tornado parameter
-0.4
Supercell composite
-2.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMOB 112358
TORMOB
MSC111-120030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL...CORRECTED...
554 PM CST MON NOV 11 2002

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 630 PM CST

* AT 550 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 13 MILES SOUTH OF BEAUMONT...MOVING EAST AT 20 MPH.

* THE TORNADO WILL BE MOVING OVER RURAL AREAS OVER SOUTHEAST PERRY   
  COUNTY DURING THE NEXT 40 MINUTES.
  

IF YOU ARE IN THE PATH OF A TORNADO...ABANDON VEHICLES AND TRAILER
HOMES AND SEEK A REINFORCED SHELTER UNTIL THE STORM HAS PASSED.

LAT...LON 3112 8906 3093 8898 3099 8885 3123 8886

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 11, 5:09 PM CSTTornado WarningMOBStone38 days
Nov 11, 5:54 PM CSTTornado WarningMOBPerry38 days

Nearby

Tornado Warnings in Mississippi, 2002Every tornado warning in 2002Tornadoes in 2002

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.