Alert archive / Mississippi / Tornado Warnings in 2014

Tornado Warning 21, NWS New Orleans, LA

October 13, 2014Harrison County, Jackson County, Mississippi

NWS New Orleans, LA issued this tornado warning at Oct 13, 2014, 5:08 PM CDT for Harrison County, Jackson County, Mississippi. It was in force for 22 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
Oct 13, 2014, 5:08 PM CDT (22:08 UTC)
Expired
Oct 13, 2014, 5:30 PM CDT
In force
22 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon

Counties Harrison County, MS, Jackson County, MS

The radar

The Mobile radar (KMOB), 71 km from the middle of the area, began a volume at 22:08 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
Oct 13, 1:39 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.1 hours before the alert went out and 80 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 2014-10-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2055 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 12:00Z on 2014-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 square meters per square second.193958Sfc1 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
2055 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
562 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
1.3
Supercell composite
7.3

Open this sounding in Storm Lab

The text

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

719 
WFUS54 KLIX 132208
TORLIX
MSC047-059-132230-
/O.NEW.KLIX.TO.W.0021.141013T2208Z-141013T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
508 PM CDT MON OCT 13 2014

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  HARRISON COUNTY IN SOUTHEAST MISSISSIPPI...
  JACKSON COUNTY IN SOUTHERN MISSISSIPPI...

* UNTIL 530 PM CDT

* AT 507 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER HARRISON
  COUNTY...OR 8 MILES NORTH OF BILOXI...MOVING NORTH AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  RURAL HARRISON COUNTY AT 520 PM CDT

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

PLEASE FOLLOW OUR OFFICE ON BOTH FACEBOOK AND TWITTER FOR MORE
INFORMATION ON SEVERE WEATHER AND TO RELAY WEATHER REPORTS AND
PHOTOS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHEASTERN MISSISSIPPI.

&&

LAT...LON 3068 8902 3067 8882 3045 8894 3049 8906
TIME...MOT...LOC 2209Z 198DEG 32KT 3054 8898

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 1:58 PM CDTSpecial Weather StatementLIXWilkinson47 min
Oct 13, 2:12 PM CDTSevere Thunderstorm WarningLIXWilkinson48 min
Oct 13, 4:11 PM CDTSpecial Weather StatementLIXJackson64 min
Oct 13, 4:24 PM CDTSpecial Weather StatementLIXWalthall66 min
Oct 13, 4:41 PM CDTTornado WarningLIXHarrison19 min
Oct 13, 4:45 PM CDTTornado WarningLIXWalthall45 min
Oct 13, 4:57 PM CDTSevere Thunderstorm WarningLIXAmite, Pike34 min
Oct 13, 4:59 PM CDTTornado WarningLIXJackson16 min
Oct 13, 5:19 PM CDTSevere Thunderstorm WarningLIXPike23 min
Oct 13, 5:21 PM CDTTornado WarningLIXJackson24 min
Oct 13, 5:21 PM CDTTornado WarningLIXJackson24 min
Oct 13, 5:28 PM CDTTornado WarningLIXWalthall17 min
Oct 13, 5:39 PM CDTSevere Thunderstorm WarningLIXWalthall36 min
Oct 13, 5:50 PM CDTSevere Thunderstorm WarningLIXWalthall25 min
Oct 13, 6:04 PM CDTSevere Thunderstorm WarningLIXPearl River41 min
Oct 13, 6:07 PM CDTSevere Thunderstorm WarningLIXHancock38 min
Oct 13, 6:17 PM CDTSevere Thunderstorm WarningLIXPearl River43 min
Oct 13, 6:35 PM CDTSevere Thunderstorm WarningLIXHancock40 min

Nearby

Tornado Warnings in Mississippi, 2014Every tornado warning in 2014Tornadoes in 2014

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.