Alert archive / Louisiana / Tornado Warnings in 2014

Tornado Warning 28, NWS New Orleans, LA

November 16, 2014Tangipahoa Parish, Washington Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Nov 16, 2014, 9:15 PM CST for Tangipahoa Parish, Washington Parish, Louisiana. It was in force for 30 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, 9:15 PM CST (03:15 UTC)
Expired
Nov 16, 2014, 9:45 PM CST
In force
30 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon

Counties Tangipahoa Parish, LA, Washington Parish, LA

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, 3.3 hours before the alert went out and 90 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.

307 
WFUS54 KLIX 170315
TORLIX
LAC105-117-170345-
/O.NEW.KLIX.TO.W.0028.141117T0315Z-141117T0345Z/

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

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  TANGIPAHOA PARISH IN SOUTHEAST LOUISIANA...
  THIS INCLUDES THE CITY OF AMITE...
  WASHINGTON PARISH IN SOUTHEAST LOUISIANA...
  THIS INCLUDES THE CITY OF FRANKLINTON...

* UNTIL 945 PM CST

* AT 913 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES EAST
  OF  ROSELAND...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  WILMER BY 925 PM CST...
  MOUNT HERMAN AND 8 MILES NORTHWEST OF FRANKLINTON BY 945 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST SUNDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

&&

LAT...LON 3087 9009 3066 9046 3079 9057 3082 9056
      3100 9031 3100 9020
TIME...MOT...LOC 0315Z 233DEG 21KT 3079 9043

$$

TD
1 follow-up statement
714 
WWUS54 KLIX 170332
SVSLIX

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

LAC105-170342-
/O.CAN.KLIX.TO.W.0028.000000T0000Z-141117T0345Z/
TANGIPAHOA LA-
932 PM CST SUN NOV 16 2014

...THE TORNADO WARNING FOR TANGIPAHOA PARISH IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST SUNDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

LAT...LON 3095 9015 3093 9014 3087 9009 3083 9017
      3082 9018 3077 9027 3082 9029 3085 9030
      3086 9032 3089 9032
TIME...MOT...LOC 0332Z 252DEG 26KT 3085 9024

$$

LAC117-170345-
/O.CON.KLIX.TO.W.0028.000000T0000Z-141117T0345Z/
WASHINGTON LA-
932 PM CST SUN NOV 16 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CST FOR
WASHINGTON PARISH...

AT 929 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED 7 MILES WEST OF
FRANKLINTON...MOVING EAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  FRANKLINTON BY 940 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST SUNDAY EVENING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.

&&

LAT...LON 3095 9015 3093 9014 3087 9009 3083 9017
      3082 9018 3077 9027 3082 9029 3085 9030
      3086 9032 3089 9032
TIME...MOT...LOC 0332Z 252DEG 26KT 3085 9024

$$

TD

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, 9:16 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, 9:43 PM CSTTornado WarningLIXWashington47 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

Nearby

Tornado Warnings in Louisiana, 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.