Alert archive / Mississippi / Tornado Warnings in 2001

Tornado Warning 39, NWS New Orleans, LA

June 11, 2001Jackson County, Mississippi

NWS New Orleans, LA issued this tornado warning at Jun 11, 2001, 6:44 AM CDT for Jackson County, Mississippi. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 11, 2001, 6:44 AM CDT (11:44 UTC)
Expired
Jun 11, 2001, 7:15 AM CDT
In force
31 min
Issued by
NWS New Orleans, LA
Area
Whole counties

County Jackson County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 11.7 hours before the alert went out and 106 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 2001-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 877 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2001-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -72 square meters per square second.1939Sfc1 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
877 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
567 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-72 m²/s²
0-3 km storm-relative helicity
-75 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 KLIX 111145
TORNEW
MSC059-111215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
644 AM CDT MON JUN 11 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN AND EASTERN JACKSON COUNTY IN SOUTHERN MISSISSIPPI

* UNTIL 715 AM CDT

* AT 643 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
TWO SEVERE THUNDERSTORMS CAPABLE OF PRODUCING TORNADOES. ONE STORM 
WAS LOCATED JUST WEST OF HURLEY WHILE THE OTHER STORM WAS LOCATED 
BETWEEN HELENA AND BIG POINT. THE STORMS WERE MOVING TO THE 
NORTHEAST AT 25 MPH. THE COMMUNITIES OF HARLESTON AND BIG POINT ARE 
IN THE PATH OF THESE STORMS.

SEEK SHELTER ON THE LOWEST FLOOR OF A BUILDING IN AN INTERIOR HALLWAY
OR ROOM SUCH AS A CLOSET OR BATHROOM.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE.

LAT...LON 30b50 8864 3041 8846 3093 8810 3104 8833

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 1:05 AM CDTSevere Thunderstorm WarningLIXHancock55 min
Jun 11, 1:59 AM CDTSevere Thunderstorm WarningLIXJackson61 min
Jun 11, 2:51 AM CDTFlash Flood WarningLIXHancock, Pearl River3 hr
Jun 11, 3:30 AM CDTFlash Flood WarningLIXHarrison, Jackson3 hr
Jun 11, 4:20 AM CDTTornado WarningLIXPearl River30 min
Jun 11, 4:28 AM CDTTornado WarningLIXHarrison32 min
Jun 11, 4:57 AM CDTSevere Thunderstorm WarningLIXJackson63 min
Jun 11, 5:09 AM CDTTornado WarningLIXHarrison36 min
Jun 11, 5:15 AM CDTSevere Thunderstorm WarningLIXHancock, Pearl River60 min
Jun 11, 5:30 AM CDTTornado WarningLIXPearl River30 min
Jun 11, 5:37 AM CDTTornado WarningLIXJackson38 min
Jun 11, 6:09 AM CDTTornado WarningLIXJackson36 min
Jun 11, 6:25 AM CDTFlash Flood WarningLIXJackson95 min
Jun 11, 9:06 AM CDTTornado WarningLIXJackson19 min

Nearby

Tornado Warnings in Mississippi, 2001Every tornado warning in 2001Tornadoes in 2001

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.