Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 32, NWS New Orleans, LA

February 23, 20164 parishes in Louisiana

NWS New Orleans, LA issued this tornado warning at Feb 23, 2016, 3:38 PM CST for 4 parishes in Louisiana. It was in force for 37 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Feb 23, 2016, 3:38 PM CST (21:38 UTC)
Expired
Feb 23, 2016, 4:15 PM CST
In force
37 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Tornado
Observed
Damage threat
Considerable
Hail
0.75 in

Counties Ascension Parish, LA, Livingston Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA

What was reported inside it

TimeReportWhereRemark
Feb 23, 3:38 PM CSTTORNADO 25 Nw Convent, LA*** 2 FATAL *** UPDATED INFORMATION FROM DAMAGE SURVEY INDICATES THAT AN UPPER END EF2 TORNADO TOUCHED DOWN ABOUT 3 MILE WEST OF PLATTENVILLE AND TRACKED NORTHEAST FOR APPOXIMATELY 20MILES ENDING AT AIRLINE HIGHWAY ABOUT 7 MILES NORTHEAST OF CONVENT. DAMAGE PA
Feb 23, 3:38 PM CSTTORNADO 25 Nw Convent, LAPRELIMINARY REPORT FROM SURVEY IS A VERY WIDE TRACK IN CONVENT. MORE DETAILS WILL FOLLOW UPON THE COMPLETION OF THE TRACK SURVEY.
Feb 23, 3:38 PM CSTTORNADO5 Nw Convent, LATORNADO TOUCHED DOWN AT THE SUGAR HILL RV PARK NW OF CONVENT. NUMBER OF INJURIES AND A POSSIBLE FATALITY. EMERGENCY MANAGEMENT AND FIRST RESPONDERS ON SCENE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Feb 23, 11:08 AM CSTTornado WatchSPC7 hr
Feb 23, 2:13 PM CSTTornado Watch PDSSPC8 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.6 hours before the alert went out and 91 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 2016-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 42 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 12:00Z on 2016-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 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
42 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
667 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
129 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

088 
WFUS54 KLIX 232138
TORLIX
LAC005-063-093-095-232215-
/O.NEW.KLIX.TO.W.0032.160223T2138Z-160223T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
338 PM CST TUE FEB 23 2016

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL LIVINGSTON PARISH IN SOUTHEASTERN LOUISIANA...
  NORTHERN ST. JAMES PARISH IN SOUTHEASTERN LOUISIANA...
  NORTHWESTERN ST. JOHN THE BAPTIST PARISH IN SOUTHEASTERN
  LOUISIANA...
  SOUTHEASTERN ASCENSION PARISH IN SOUTHEASTERN LOUISIANA...

* UNTIL 415 PM CST
    
* AT 338 PM CST...A CONFIRMED LARGE AND EXTREMELY DANGEROUS TORNADO
  WAS LOCATED NEAR CONVENT...OR 7 MILES EAST OF DONALDSONVILLE...
  MOVING NORTHEAST AT 40 MPH.

  THIS IS A PARTICULARLY DANGEROUS SITUATION. 

  HAZARD...DAMAGING TORNADO. 

  SOURCE...RADAR CONFIRMED TORNADO. 

  IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. FLYING DEBRIS 
           MAY BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE 
           HOMES WILL BE DESTROYED. CONSIDERABLE DAMAGE TO 
           HOMES...BUSINESSES AND VEHICLES IS LIKELY AND COMPLETE 
           DESTRUCTION IS POSSIBLE. 

* THE TORNADO WILL BE NEAR...
  GRAMERCY AND LUTCHER AROUND 350 PM CST.
  WALLACE AROUND 355 PM CST.
  RESERVE...LAPLACE AND GARYVILLE AROUND 405 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
NEW ORLEANS.

&&

LAT...LON 3029 9061 3022 9058 3021 9058 3021 9059
      3020 9060 3019 9060 3017 9056 3005 9051
      3003 9090 3015 9094
TIME...MOT...LOC 2138Z 247DEG 36KT 3008 9087 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$

MJH
2 follow-up statements
555 
WWUS54 KLIX 232149
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
349 PM CST TUE FEB 23 2016

LAC005-063-093-095-232215-
/O.CON.KLIX.TO.W.0032.000000T0000Z-160223T2215Z/
LIVINGSTON LA-ST. JAMES LA-ST. JOHN THE BAPTIST LA-ASCENSION LA-
349 PM CST TUE FEB 23 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CST FOR SOUTH
CENTRAL LIVINGSTON...NORTHEASTERN ST. JAMES...NORTHWESTERN ST. JOHN
THE BAPTIST AND EAST CENTRAL ASCENSION PARISHES...
        
AT 349 PM CST...A CONFIRMED LARGE AND EXTREMELY DANGEROUS TORNADO WAS
LOCATED NEAR LUTCHER...OR 11 MILES WEST OF RESERVE...MOVING NORTHEAST
AT 40 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO. 

SOURCE...RADAR CONFIRMED TORNADO. 

IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. FLYING DEBRIS MAY 
         BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE HOMES 
         WILL BE DESTROYED. CONSIDERABLE DAMAGE TO 
         HOMES...BUSINESSES AND VEHICLES IS LIKELY AND COMPLETE 
         DESTRUCTION IS POSSIBLE. 

THE TORNADO WILL BE NEAR...
  GARYVILLE AROUND 400 PM CST.
  RESERVE AND LAPLACE AROUND 405 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

IF A TORNADO OR OTHER SEVERE WEATHER IS SPOTTED...REPORT IT TO THE
NATIONAL WEATHER SERVICE OR YOUR LOCAL NEAREST LAW ENFORCEMENT AGENCY
WHO WILL SEND YOUR REPORT. THIS ACT MAY SAVE LIVES OF OTHERS IN THE
PATH OF DANGEROUS WEATHER.

&&

LAT...LON 3029 9061 3022 9058 3021 9058 3021 9059
      3020 9060 3019 9060 3017 9056 3005 9051
      3004 9079 3020 9083
TIME...MOT...LOC 2149Z 247DEG 36KT 3012 9075 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN

$$

MJH
214 
WWUS54 KLIX 232210
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
410 PM CST TUE FEB 23 2016

LAC005-063-093-095-232220-
/O.EXP.KLIX.TO.W.0032.000000T0000Z-160223T2215Z/
LIVINGSTON LA-ST. JAMES LA-ST. JOHN THE BAPTIST LA-ASCENSION LA-
410 PM CST TUE FEB 23 2016

...THE TORNADO WARNING FOR SOUTH CENTRAL LIVINGSTON...NORTHEASTERN
ST. JAMES...NORTHWESTERN ST. JOHN THE BAPTIST AND EAST CENTRAL
ASCENSION PARISHES WILL EXPIRE AT 415 PM CST...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST FOR SOUTHEASTERN
LOUISIANA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM CST
FOR SOUTHEASTERN LOUISIANA.

LAT...LON 3029 9061 3022 9058 3021 9058 3021 9059
      3020 9060 3019 9060 3017 9056 3005 9051
      3004 9079 3020 9083
TIME...MOT...LOC 2209Z 247DEG 36KT 3012 9075 

$$

MJH

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 10:33 AM CSTSpecial Marine WarningLIX57 min
Feb 23, 10:43 AM CSTTornado WarningLIXSaint Charles32 min
Feb 23, 11:11 AM CSTTornado WarningLIXSaint Charles, Saint John the Baptist19 min
Feb 23, 11:13 AM CSTTornado WarningLIXJefferson17 min
Feb 23, 11:16 AM CSTSpecial Marine WarningLIX59 min
Feb 23, 11:31 AM CSTSpecial Weather StatementLIXLafourche, Terrebonne44 min
Feb 23, 11:45 AM CSTTornado WarningLIXAscension, East Baton Rouge, Iberville30 min
Feb 23, 11:58 AM CSTTornado WarningLIXSaint Tammany32 min
Feb 23, 12:11 PM CSTTornado WarningLIXAscension, East Baton Rouge, Livingston34 min
Feb 23, 12:26 PM CSTTornado WarningLIXSaint Tammany34 min
Feb 23, 12:40 PM CSTTornado Warning Tornado observedLIXLivingston, Saint Helena, Tangipahoa35 min
Feb 23, 12:58 PM CSTSpecial Marine WarningLIX62 min
Feb 23, 12:59 PM CSTTornado WarningLIXSaint Tammany31 min
Feb 23, 1:03 PM CSTTornado WarningLIXAscension, Livingston, Saint James, Saint John the Baptist27 min
Feb 23, 1:11 PM CSTTornado WarningLIXSaint Helena, Tangipahoa34 min
Feb 23, 1:14 PM CSTSevere Thunderstorm WarningLIXAscension, Assumption, Iberville, Saint James46 min
Feb 23, 1:30 PM CSTSevere Thunderstorm WarningLIXAscension, Assumption, Iberville, Livingston, Saint James, Saint John the Baptist30 min
Feb 23, 1:51 PM CSTTornado WarningLIXWashington24 min
Feb 23, 1:58 PM CSTAreal Flood AdvisoryLIXAscension, Assumption, East Baton Rouge, Iberville, Livingston, Saint James4 hr
Feb 23, 2:24 PM CSTSpecial Marine WarningLIX51 min
Feb 23, 2:35 PM CSTSevere Thunderstorm WarningLIXAscension, Livingston, Saint James, Saint John the Baptist, Tangipahoa25 min
Feb 23, 2:46 PM CSTSpecial Weather StatementLIXTangipahoa, Washington44 min
Feb 23, 3:00 PM CSTSpecial Marine WarningLIX45 min
Feb 23, 3:03 PM CSTSevere Thunderstorm WarningLIXAscension, Assumption, Iberville, Lafourche, Saint James27 min
Feb 23, 3:06 PM CSTSpecial Marine WarningLIX24 min
Feb 23, 3:11 PM CSTTornado WarningLIXAscension, East Baton Rouge, Iberville18 min
Feb 23, 3:19 PM CSTSpecial Weather StatementLIXSaint Tammany41 min
Feb 23, 3:19 PM CSTTornado WarningLIXAscension, Assumption, Iberville, Saint James26 min
Feb 23, 3:27 PM CSTTornado WarningLIXPlaquemines48 min
Feb 23, 3:38 PM CSTSpecial Marine WarningLIX37 min
Feb 23, 3:42 PM CSTSevere Thunderstorm WarningLIXSaint Tammany, Washington33 min
Feb 23, 3:44 PM CSTSpecial Marine WarningLIX61 min
Feb 23, 3:48 PM CSTSpecial Marine WarningLIX57 min
Feb 23, 4:01 PM CSTTornado WarningLIXSaint John the Baptist, Saint Tammany, Tangipahoa29 min
Feb 23, 4:04 PM CSTSpecial Marine WarningLIX41 min
Feb 23, 4:27 PM CSTTornado WarningLIXSaint Tammany, Tangipahoa33 min
Feb 23, 4:34 PM CSTTornado WarningLIXSaint John the Baptist26 min
Feb 23, 4:37 PM CSTSpecial Marine WarningLIX38 min
Feb 23, 4:42 PM CSTSpecial Marine WarningLIX48 min
Feb 23, 4:44 PM CSTSpecial Marine WarningLIX46 min
Feb 23, 4:48 PM CSTTornado WarningLIXSaint Tammany27 min
Feb 23, 5:09 PM CSTTornado WarningLIXSaint Tammany36 min
Feb 23, 5:13 PM CSTSevere Thunderstorm WarningLIXSaint Tammany, Washington47 min
Feb 23, 5:42 PM CSTTornado WarningLIXSaint Tammany33 min
Feb 23, 5:54 PM CSTSpecial Marine WarningLIX66 min

Nearby

Tornado Warnings in Louisiana, 2016Every tornado warning in 2016Tornadoes in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.