Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 51, NWS New Orleans, LA

April 1, 2016Terrebonne Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Apr 1, 2016, 11:36 AM CDT for Terrebonne Parish, Louisiana. It was in force for 39 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
Apr 1, 2016, 11:36 AM CDT (16:36 UTC)
Expired
Apr 1, 2016, 12:15 PM CDT
In force
39 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Terrebonne Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.6 hours before the alert went out and 155 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 2016-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1826 joules per kilogram.LCLLFCEL10008507005003002001001 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 2016-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939587897117Sfc1 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
1826 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
467 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
152 m²/s²
Significant tornado parameter
1.9
Supercell composite
7.0

Open this sounding in Storm Lab

The text

As transmitted.

169 
WFUS54 KLIX 011636
TORLIX
LAC109-011715-
/O.NEW.KLIX.TO.W.0051.160401T1636Z-160401T1715Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1136 AM CDT FRI APR 1 2016

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN TERREBONNE PARISH IN SOUTHEASTERN LOUISIANA...

* UNTIL 1215 PM CDT
    
* AT 1135 AM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 32 MILES WEST OF COCODRIE...OR 34 MILES
  SOUTHEAST OF BURNS POINT...MOVING EAST AT 50 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES COULD BE DAMAGED OR DESTROYED.
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR. TREE
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  COCODRIE AROUND 1210 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE LUMCON
CENTER BUOY AND TAMBOUR BAY BUOY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE
HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

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

&&

LAT...LON 2916 9094 2924 9088 2923 9083 2926 9086
      2926 9099 2924 9100 2922 9091 2917 9100
      2921 9112 2934 9113 2948 9050 2932 9045
      2928 9058 2920 9055 2925 9061 2924 9061
      2926 9063 2912 9069 2909 9086
TIME...MOT...LOC 1635Z 254DEG 48KT 2917 9119 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

95/DM
1 follow-up statement
931 
WWUS54 KLIX 011703
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1203 PM CDT FRI APR 1 2016

LAC109-011715-
/O.CON.KLIX.TO.W.0051.000000T0000Z-160401T1715Z/
TERREBONNE LA-
1203 PM CDT FRI APR 1 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT FOR
SOUTHEASTERN TERREBONNE PARISH...
    
AT 1202 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 7 MILES WEST OF COCODRIE...OR 21 MILES SOUTH OF HOUMA...
MOVING EAST AT 45 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES MAY BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS...AND VEHICLES COULD ALSO OCCUR.  TREE
         DAMAGE IS LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  COCODRIE AROUND 1210 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE LUMCON
CENTER BUOY AND TAMBOUR BAY BUOY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE
HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

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

&&

LAT...LON 2914 9091 2920 9091 2922 9093 2924 9083
      2926 9086 2926 9095 2931 9092 2933 9097
      2937 9098 2948 9050 2932 9045 2928 9058
      2925 9059 2921 9056 2926 9063 2912 9069
      2914 9073 2911 9074 2911 9083 2909 9086
TIME...MOT...LOC 1702Z 254DEG 48KT 2927 9079 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

95/DM

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 6:40 AM CDTSpecial Marine WarningLIX50 min
Apr 1, 6:59 AM CDTSpecial Marine WarningLIX46 min
Apr 1, 7:39 AM CDTSpecial Marine WarningLIX36 min
Apr 1, 7:47 AM CDTSpecial Marine WarningLIX28 min
Apr 1, 8:18 AM CDTSpecial Marine WarningLIX42 min
Apr 1, 8:55 AM CDTSpecial Weather StatementLIXJefferson, Lafourche, Terrebonne50 min
Apr 1, 9:33 AM CDTSpecial Marine WarningLIX57 min
Apr 1, 9:46 AM CDTSpecial Weather StatementLIXLafourche29 min
Apr 1, 10:09 AM CDTSpecial Weather StatementLIXOrleans36 min
Apr 1, 10:33 AM CDTAreal Flood AdvisoryLIXJefferson, Orleans117 min
Apr 1, 11:13 AM CDTFlash Flood WarningLIXJefferson, Orleans3 hr
Apr 1, 11:23 AM CDTSpecial Marine WarningLIX52 min
Apr 1, 11:29 AM CDTSpecial Marine WarningLIX46 min
Apr 1, 12:08 PM CDTSpecial Marine WarningLIX37 min
Apr 1, 12:16 PM CDTSevere Thunderstorm WarningLIXJefferson, Lafourche, Terrebonne44 min
Apr 1, 12:41 PM CDTSpecial Marine WarningLIX34 min
Apr 1, 12:51 PM CDTSevere Thunderstorm WarningLIXPlaquemines39 min
Apr 1, 1:08 PM CDTSpecial Marine WarningLIX67 min
Apr 1, 1:32 PM CDTSpecial Weather StatementLIXWest Feliciana43 min
Apr 1, 2:11 PM CDTSpecial Marine WarningLIX94 min
Apr 1, 2:19 PM CDTSpecial Weather StatementLIXSaint Helena41 min
Apr 1, 2:42 PM CDTSpecial Weather StatementLIXAssumption, Saint Charles, Saint James48 min
Apr 1, 3:27 PM CDTSpecial Weather StatementLIXAscension, Assumption, Saint James, Terrebonne33 min
Apr 1, 3:35 PM CDTSpecial Weather StatementLIXOrleans, Saint Tammany55 min
Apr 1, 3:38 PM CDTSpecial Marine WarningLIX67 min
Apr 1, 3:43 PM CDTSpecial Weather StatementLIXOrleans62 min
Apr 1, 4:10 PM CDTSmall Craft AdvisoryLIX36 hr
Apr 1, 4:32 PM CDTSpecial Weather StatementLIXJefferson58 min
Apr 1, 4:36 PM CDTSpecial Marine WarningLIX54 min
Apr 1, 4:48 PM CDTAreal Flood AdvisoryLIXJefferson, Orleans, Saint Bernard3 hr
Apr 1, 5:20 PM CDTSpecial Marine WarningLIX85 min
Apr 1, 5:56 PM CDTSpecial Marine WarningLIX109 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; the sounding from the Mesonet's radiosonde archive.