Alert archive / Louisiana / Tornado Warnings in 2014

Tornado Warning 30, NWS New Orleans, LA

November 16, 2014Washington Parish, Louisiana; Walthall County, Mississippi

NWS New Orleans, LA issued this tornado warning at Nov 16, 2014, 9:43 PM CST for Washington Parish, Louisiana; Walthall County, Mississippi. It was in force for 47 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
Nov 16, 2014, 9:43 PM CST (03:43 UTC)
Expired
Nov 16, 2014, 10:30 PM CST
In force
47 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon

Counties Washington Parish, LA, Walthall County, MS

The watch it was issued in

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

IssuedProductOfficeLasted
Nov 16, 2:45 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 3.7 hours before the alert went out and 85 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 2014-11-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 496 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 00:00Z on 2014-11-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 295 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
496 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
825 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
295 m²/s²
0-3 km storm-relative helicity
414 m²/s²
Significant tornado parameter
0.7
Supercell composite
5.3

Open this sounding in Storm Lab

The text

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

965 
WFUS54 KLIX 170343
TORLIX
LAC117-MSC147-170430-
/O.NEW.KLIX.TO.W.0030.141117T0343Z-141117T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
943 PM CST SUN NOV 16 2014

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  WASHINGTON PARISH IN SOUTHEAST LOUISIANA...
  THIS INCLUDES THE CITY OF FRANKLINTON...
  WALTHALL COUNTY IN SOUTHERN MISSISSIPPI...

* UNTIL 1030 PM CST

* AT 942 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
  FRANKLINTON...MOVING NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  7 MILES SOUTHEAST OF DEXTER BY 1010 PM CST...

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 CST SUNDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

&&

LAT...LON 3108 8991 3108 8984 3107 8983 3101 8983
      3101 8974 3099 8973 3097 8973 3095 8976
      3093 8975 3077 9021 3089 9030 3112 8994
TIME...MOT...LOC 0343Z 238DEG 31KT 3087 9015

$$

MJH
1 follow-up statement
708 
WWUS54 KLIX 170414
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1014 PM CST SUN NOV 16 2014

LAC117-MSC147-170430-
/O.CON.KLIX.TO.W.0030.000000T0000Z-141117T0430Z/
WALTHALL MS-WASHINGTON LA-
1014 PM CST SUN NOV 16 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CST FOR WALTHALL
COUNTY...AND WASHINGTON PARISH...

AT 1011 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED 9 MILES SOUTH OF
DEXTER...OR 10 MILES NORTHEAST OF FRANKLINTON...MOVING NORTHEAST AT
20 MPH.

THE TORNADO WILL BE NEAR...
  7 MILES SOUTHEAST OF DEXTER BY 1025 PM CST...
  6 MILES NORTHWEST OF ANGIE BY 1030 PM CST...

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 500 AM CST MONDAY MORNING FOR
SOUTHEAST LOUISIANA AND SOUTHEASTERN MISSISSIPPI.

&&

LAT...LON 3108 8991 3108 8984 3107 8983 3101 8983
      3101 8974 3097 8973 3095 8976 3093 8975
      3085 8999 3101 9012 3112 8994
TIME...MOT...LOC 0414Z 238DEG 20KT 3095 8999

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 16, 6:36 PM CSTSpecial Weather StatementLIXIberville39 min
Nov 16, 7:17 PM CSTSpecial Weather StatementLIXLivingston43 min
Nov 16, 7:41 PM CSTSpecial Weather StatementLIXEast Baton Rouge, Iberville, West Baton Rouge49 min
Nov 16, 8:06 PM CSTTornado WarningLIXLivingston, Saint Helena, Tangipahoa24 min
Nov 16, 8:28 PM CSTTornado WarningLIXLivingston, Saint Helena, Tangipahoa47 min
Nov 16, 8:40 PM CSTSpecial Weather StatementLIXEast Baton Rouge50 min
Nov 16, 9:15 PM CSTTornado WarningLIXTangipahoa, Washington30 min
Nov 16, 9:16 PM CSTTornado WarningLIXEast Baton Rouge, Livingston29 min
Nov 16, 9:19 PM CSTAreal Flood AdvisoryLIXEast Baton Rouge, East Feliciana, Iberville, Livingston, Saint Helena, Tangipahoa and 1 more116 min
Nov 16, 9:46 PM CSTSevere Thunderstorm WarningLIXLivingston, Tangipahoa44 min
Nov 16, 9:58 PM CSTTornado WarningLIXLivingston, Tangipahoa32 min
Nov 16, 10:26 PM CSTSpecial Weather StatementLIXTangipahoa, Washington64 min
Nov 16, 10:39 PM CSTSpecial Weather StatementLIXAssumption, Saint James66 min
Nov 16, 11:05 PM CSTSpecial Weather StatementLIXLivingston55 min
Nov 16, 11:19 PM CSTSpecial Marine WarningLIX26 min
Nov 16, 11:26 PM CSTSpecial Weather StatementLIXSaint James64 min
Nov 16, 11:41 PM CSTSevere Thunderstorm WarningLIXAssumption, Lafourche, Saint Charles, Saint James, Saint John the Baptist64 min
Nov 16, 11:52 PM CSTSpecial Marine WarningLIX53 min
Nov 17, 12:00 AM CSTSpecial Weather StatementLIXSaint Tammany30 min
Nov 17, 12:42 AM CSTSpecial Weather StatementLIXSaint Tammany33 min
Nov 17, 12:47 AM CSTSpecial Marine WarningLIX43 min
Nov 17, 1:04 AM CSTSpecial Marine WarningLIX56 min
Nov 17, 1:36 AM CSTSpecial Marine WarningLIX54 min
Nov 17, 1:54 AM CSTSpecial Weather StatementLIXSaint Bernard36 min
Nov 17, 2:00 AM CSTSpecial Marine WarningLIX90 min
Nov 17, 2:34 AM CSTSpecial Marine WarningLIX86 min
Nov 17, 3:30 AM CSTSpecial Marine WarningLIX90 min
Nov 17, 4:44 AM CSTFreeze WarningLIXAssumption, Iberville, Saint Bernard, Saint James, Saint John the Baptist25 hr
Nov 17, 4:44 AM CSTHard Freeze WarningLIXEast Baton Rouge, East Feliciana, Pointe Coupee, Saint Helena, Tangipahoa, Washington and 2 more25 hr
Nov 17, 5:00 AM CSTSpecial Marine WarningLIX90 min
Nov 16, 10:50 PM CSTSevere Thunderstorm WarningLIXPearl River55 min
Nov 16, 11:52 PM CSTSpecial Weather StatementLIXPearl River53 min
Nov 17, 12:52 AM CSTSpecial Weather StatementLIXPearl River53 min
Nov 17, 1:57 AM CSTSpecial Weather StatementLIXHarrison33 min
Nov 17, 3:16 AM CSTSpecial Weather StatementLIXJackson29 min

Nearby

Tornado Warnings in Louisiana, 2014Tornado 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.